import openssh-8.0p1-10.el8
This commit is contained in:
CentOS Sources
Stepan Oksanichenko
parent
5658f6eec9
commit
13b28af08a
@ -1,25 +1,29 @@
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diff -up openssh-7.4p1/channels.c.coverity openssh-7.4p1/channels.c
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--- openssh-7.4p1/channels.c.coverity 2016-12-23 16:40:26.881788686 +0100
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+++ openssh-7.4p1/channels.c 2016-12-23 16:42:36.244818763 +0100
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@@ -288,11 +288,11 @@ channel_register_fds(Channel *c, int rfd
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/* enable nonblocking mode */
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if (nonblock) {
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- if (rfd != -1)
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+ if (rfd >= 0)
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diff -up openssh-8.0p1/channels.c.coverity openssh-8.0p1/channels.c
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--- openssh-8.0p1/channels.c.coverity 2021-06-21 10:59:17.297473319 +0200
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+++ openssh-8.0p1/channels.c 2021-06-21 11:11:32.467290400 +0200
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@@ -341,15 +341,15 @@ channel_register_fds(struct ssh *ssh, Ch
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* restore their blocking state on exit to avoid interfering
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* with other programs that follow.
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*/
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- if (rfd != -1 && !isatty(rfd) && fcntl(rfd, F_GETFL) == 0) {
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+ if (rfd >= 0 && !isatty(rfd) && fcntl(rfd, F_GETFL) == 0) {
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c->restore_block |= CHANNEL_RESTORE_RFD;
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set_nonblock(rfd);
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- if (wfd != -1)
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+ if (wfd >= 0)
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}
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- if (wfd != -1 && !isatty(wfd) && fcntl(wfd, F_GETFL) == 0) {
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+ if (wfd >= 0 && !isatty(wfd) && fcntl(wfd, F_GETFL) == 0) {
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c->restore_block |= CHANNEL_RESTORE_WFD;
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set_nonblock(wfd);
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- if (efd != -1)
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+ if (efd >= 0)
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}
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- if (efd != -1 && !isatty(efd) && fcntl(efd, F_GETFL) == 0) {
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+ if (efd >= 0 && !isatty(efd) && fcntl(efd, F_GETFL) == 0) {
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c->restore_block |= CHANNEL_RESTORE_EFD;
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set_nonblock(efd);
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}
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}
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diff -up openssh-7.4p1/monitor.c.coverity openssh-7.4p1/monitor.c
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--- openssh-7.4p1/monitor.c.coverity 2016-12-23 16:40:26.888788688 +0100
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+++ openssh-7.4p1/monitor.c 2016-12-23 16:40:26.900788691 +0100
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@@ -411,7 +411,7 @@ monitor_child_preauth(Authctxt *_authctx
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}
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diff -up openssh-8.0p1/monitor.c.coverity openssh-8.0p1/monitor.c
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--- openssh-8.0p1/monitor.c.coverity 2021-06-21 10:59:17.282473202 +0200
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+++ openssh-8.0p1/monitor.c 2021-06-21 10:59:17.297473319 +0200
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@@ -401,7 +401,7 @@ monitor_child_preauth(struct ssh *ssh, s
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mm_get_keystate(ssh, pmonitor);
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/* Drain any buffered messages from the child */
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@ -296,17 +296,17 @@ diff -up openssh-7.9p1/sshconnect2.c.fips openssh-7.9p1/sshconnect2.c
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#include "openbsd-compat/sys-queue.h"
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#include "xmalloc.h"
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@@ -117,7 +117,8 @@ order_hostkeyalgs(char *host, struct soc
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for (i = 0; i < options.num_system_hostfiles; i++)
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load_hostkeys(hostkeys, hostname, options.system_hostfiles[i]);
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@@ -148,7 +150,8 @@ order_hostkeyalgs(char *host, struct soc
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* Otherwise, prefer the host key algorithms that match known keys
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* while keeping the ordering of HostkeyAlgorithms as much as possible.
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*/
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- oavail = avail = xstrdup(KEX_DEFAULT_PK_ALG);
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+ oavail = avail = xstrdup((FIPS_mode()
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+ ? KEX_FIPS_PK_ALG : KEX_DEFAULT_PK_ALG));
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maxlen = strlen(avail) + 1;
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first = xmalloc(maxlen);
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last = xmalloc(maxlen);
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@@ -185,14 +185,16 @@ ssh_kex2(char *host, struct sockaddr *ho
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@@ -229,14 +232,16 @@ ssh_kex2(struct ssh *ssh, char *host, st
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if (options.hostkeyalgorithms != NULL) {
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all_key = sshkey_alg_list(0, 0, 1, ',');
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if (kex_assemble_names(&options.hostkeyalgorithms,
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@ -284,7 +284,7 @@ diff -up openssh/monitor.c.role-mls openssh/monitor.c
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fail++;
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if ((r = sshbuf_get_cstring(b, &cp, NULL)) != 0)
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fatal("%s: buffer error: %s", __func__, ssh_err(r));
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+ if ((s = strchr(p, '/')) != NULL)
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+ if ((s = strchr(cp, '/')) != NULL)
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+ *s = '\0';
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xasprintf(&userstyle, "%s%s%s", authctxt->user,
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authctxt->style ? ":" : "",
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@ -11,6 +11,17 @@ diff -up openssh-7.9p1/contrib/ssh-copy-id.ssh-copy-id openssh-7.9p1/contrib/ssh
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# implement something like getopt to avoid Solaris pain
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case "$1" in
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-i?*|-o?*|-p?*)
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@@ -185,8 +185,8 @@
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usage
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fi
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-# drop trailing colon
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-USER_HOST=$(printf "%s\n" "$1" | sed 's/:$//')
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+# don't drop trailing colon because it can be a valid ipv6 address
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+USER_HOST=$(printf "%s\n" "$1")
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# tack the hostname onto SSH_OPTS
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SSH_OPTS="${SSH_OPTS:+$SSH_OPTS }'$(quote "$USER_HOST")'"
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# and populate "$@" for later use (only way to get proper quoting of options)
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@@ -261,7 +262,7 @@ populate_new_ids() {
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fi
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if [ -z "$NEW_IDS" ] ; then
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127
SOURCES/openssh-8.0p1-cve-2020-14145.patch
Normal file
127
SOURCES/openssh-8.0p1-cve-2020-14145.patch
Normal file
@ -0,0 +1,127 @@
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diff -up openssh-8.0p1/hostfile.c.cve-2020-14145 openssh-8.0p1/hostfile.c
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--- openssh-8.0p1/hostfile.c.cve-2020-14145 2019-04-18 00:52:57.000000000 +0200
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+++ openssh-8.0p1/hostfile.c 2021-05-17 16:53:38.694577251 +0200
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@@ -409,6 +409,18 @@ lookup_key_in_hostkeys_by_type(struct ho
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found) == HOST_FOUND);
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}
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+int
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+lookup_marker_in_hostkeys(struct hostkeys *hostkeys, int want_marker)
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+{
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+ u_int i;
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+
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+ for (i = 0; i < hostkeys->num_entries; i++) {
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+ if (hostkeys->entries[i].marker == (HostkeyMarker)want_marker)
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+ return 1;
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+ }
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+ return 0;
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+}
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+
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static int
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write_host_entry(FILE *f, const char *host, const char *ip,
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const struct sshkey *key, int store_hash)
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diff -up openssh-8.0p1/hostfile.h.cve-2020-14145 openssh-8.0p1/hostfile.h
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--- openssh-8.0p1/hostfile.h.cve-2020-14145 2019-04-18 00:52:57.000000000 +0200
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+++ openssh-8.0p1/hostfile.h 2021-05-17 16:53:38.694577251 +0200
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@@ -39,6 +39,7 @@ HostStatus check_key_in_hostkeys(struct
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const struct hostkey_entry **);
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int lookup_key_in_hostkeys_by_type(struct hostkeys *, int,
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const struct hostkey_entry **);
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+int lookup_marker_in_hostkeys(struct hostkeys *, int);
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int hostfile_read_key(char **, u_int *, struct sshkey *);
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int add_host_to_hostfile(const char *, const char *,
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diff -up openssh-8.0p1/sshconnect2.c.cve-2020-14145 openssh-8.0p1/sshconnect2.c
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--- openssh-8.0p1/sshconnect2.c.cve-2020-14145 2021-05-17 16:53:38.610576561 +0200
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+++ openssh-8.0p1/sshconnect2.c 2021-05-17 16:54:58.169230103 +0200
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@@ -98,12 +98,25 @@ verify_host_key_callback(struct sshkey *
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return 0;
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}
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+/* Returns the first item from a comma-separated algorithm list */
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+static char *
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+first_alg(const char *algs)
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+{
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+ char *ret, *cp;
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+
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+ ret = xstrdup(algs);
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+ if ((cp = strchr(ret, ',')) != NULL)
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+ *cp = '\0';
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+ return ret;
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+}
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+
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static char *
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order_hostkeyalgs(char *host, struct sockaddr *hostaddr, u_short port)
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{
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- char *oavail, *avail, *first, *last, *alg, *hostname, *ret;
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+ char *oavail = NULL, *avail = NULL, *first = NULL, *last = NULL;
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+ char *alg = NULL, *hostname = NULL, *ret = NULL, *best = NULL;
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size_t maxlen;
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- struct hostkeys *hostkeys;
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+ struct hostkeys *hostkeys = NULL;
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int ktype;
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u_int i;
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@@ -115,6 +128,26 @@ order_hostkeyalgs(char *host, struct soc
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for (i = 0; i < options.num_system_hostfiles; i++)
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load_hostkeys(hostkeys, hostname, options.system_hostfiles[i]);
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+ /*
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+ * If a plain public key exists that matches the type of the best
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+ * preference HostkeyAlgorithms, then use the whole list as is.
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+ * Note that we ignore whether the best preference algorithm is a
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+ * certificate type, as sshconnect.c will downgrade certs to
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+ * plain keys if necessary.
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+ */
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+ best = first_alg(options.hostkeyalgorithms);
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+ if (lookup_key_in_hostkeys_by_type(hostkeys,
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+ sshkey_type_plain(sshkey_type_from_name(best)), NULL)) {
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+ debug3("%s: have matching best-preference key type %s, "
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+ "using HostkeyAlgorithms verbatim", __func__, best);
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+ ret = xstrdup(options.hostkeyalgorithms);
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+ goto out;
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+ }
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+
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+ /*
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+ * Otherwise, prefer the host key algorithms that match known keys
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+ * while keeping the ordering of HostkeyAlgorithms as much as possible.
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+ */
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oavail = avail = xstrdup(KEX_DEFAULT_PK_ALG);
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maxlen = strlen(avail) + 1;
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first = xmalloc(maxlen);
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@@ -131,11 +164,23 @@ order_hostkeyalgs(char *host, struct soc
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while ((alg = strsep(&avail, ",")) && *alg != '\0') {
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if ((ktype = sshkey_type_from_name(alg)) == KEY_UNSPEC)
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fatal("%s: unknown alg %s", __func__, alg);
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+ /*
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+ * If we have a @cert-authority marker in known_hosts then
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+ * prefer all certificate algorithms.
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+ */
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+ if (sshkey_type_is_cert(ktype) &&
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+ lookup_marker_in_hostkeys(hostkeys, MRK_CA)) {
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+ ALG_APPEND(first, alg);
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+ continue;
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+ }
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+ /* If the key appears in known_hosts then prefer it */
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if (lookup_key_in_hostkeys_by_type(hostkeys,
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- sshkey_type_plain(ktype), NULL))
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+ sshkey_type_plain(ktype), NULL)) {
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ALG_APPEND(first, alg);
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- else
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- ALG_APPEND(last, alg);
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+ continue;
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+ }
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+ /* Otherwise, put it last */
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+ ALG_APPEND(last, alg);
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}
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#undef ALG_APPEND
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xasprintf(&ret, "%s%s%s", first,
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@@ -143,6 +188,8 @@ order_hostkeyalgs(char *host, struct soc
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if (*first != '\0')
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debug3("%s: prefer hostkeyalgs: %s", __func__, first);
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+ out:
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+ free(best);
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free(first);
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free(last);
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free(hostname);
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12
SOURCES/openssh-8.0p1-keygen-strip-doseol.patch
Normal file
12
SOURCES/openssh-8.0p1-keygen-strip-doseol.patch
Normal file
@ -0,0 +1,12 @@
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diff -up openssh-8.0p1/ssh-keygen.c.strip-doseol openssh-8.0p1/ssh-keygen.c
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--- openssh-8.0p1/ssh-keygen.c.strip-doseol 2021-03-18 17:41:34.472404994 +0100
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+++ openssh-8.0p1/ssh-keygen.c 2021-03-18 17:41:55.255538761 +0100
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@@ -901,7 +901,7 @@ do_fingerprint(struct passwd *pw)
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while (getline(&line, &linesize, f) != -1) {
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lnum++;
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cp = line;
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- cp[strcspn(cp, "\n")] = '\0';
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+ cp[strcspn(cp, "\r\n")] = '\0';
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/* Trim leading space and comments */
|
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cp = line + strspn(line, " \t");
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if (*cp == '#' || *cp == '\0')
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@ -1167,7 +1167,7 @@ new file mode 100644
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index 00000000..e1a7b4e0
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--- /dev/null
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+++ b/ssh-pkcs11-uri.c
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@@ -0,0 +1,421 @@
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@@ -0,0 +1,425 @@
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+/*
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+ * Copyright (c) 2017 Red Hat
|
||||
+ *
|
||||
@ -1419,6 +1419,10 @@ index 00000000..e1a7b4e0
|
||||
+void
|
||||
+pkcs11_uri_cleanup(struct pkcs11_uri *pkcs11)
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||||
+{
|
||||
+ if (pkcs11 == NULL) {
|
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+ return;
|
||||
+ }
|
||||
+
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||||
+ free(pkcs11->id);
|
||||
+ free(pkcs11->module_path);
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+ free(pkcs11->token);
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@ -2677,6 +2681,9 @@ index 70f06bff..59332945 100644
|
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+ }
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||||
+
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||||
+ provider_uri = pkcs11_uri_get(uri);
|
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+ if (pin == NULL && uri->pin != NULL) {
|
||||
+ pin = uri->pin;
|
||||
+ }
|
||||
+ nkeys = 0;
|
||||
+ for (i = 0; i < p->module->nslots; i++) {
|
||||
+ token = &p->module->slotinfo[i].token;
|
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@ -2712,9 +2719,6 @@ index 70f06bff..59332945 100644
|
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+ provider_uri, (unsigned long)i,
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token->label, token->manufacturerID, token->model,
|
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token->serialNumber, token->flags);
|
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+ if (pin == NULL && uri->pin != NULL) {
|
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+ pin = uri->pin;
|
||||
+ }
|
||||
/*
|
||||
- * open session, login with pin and retrieve public
|
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- * keys (if keyp is provided)
|
||||
@ -2741,8 +2745,8 @@ index 70f06bff..59332945 100644
|
||||
+ uri->object = label;
|
||||
+ }
|
||||
}
|
||||
+ pin = NULL; /* Will be cleaned up with URI */
|
||||
}
|
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+ pin = NULL; /* Will be cleaned up with URI */
|
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|
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/* now owned by caller */
|
||||
*providerp = p;
|
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|
||||
44
SOURCES/openssh-8.0p1-preserve-pam-errors.patch
Normal file
44
SOURCES/openssh-8.0p1-preserve-pam-errors.patch
Normal file
@ -0,0 +1,44 @@
|
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diff -up openssh-8.0p1/auth-pam.c.preserve-pam-errors openssh-8.0p1/auth-pam.c
|
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--- openssh-8.0p1/auth-pam.c.preserve-pam-errors 2021-03-31 17:03:15.618592347 +0200
|
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+++ openssh-8.0p1/auth-pam.c 2021-03-31 17:06:58.115220014 +0200
|
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@@ -511,7 +511,11 @@ sshpam_thread(void *ctxtp)
|
||||
goto auth_fail;
|
||||
|
||||
if (!do_pam_account()) {
|
||||
- sshpam_err = PAM_ACCT_EXPIRED;
|
||||
+ /* Preserve PAM_PERM_DENIED and PAM_USER_UNKNOWN.
|
||||
+ * Backward compatibility for other errors. */
|
||||
+ if (sshpam_err != PAM_PERM_DENIED
|
||||
+ && sshpam_err != PAM_USER_UNKNOWN)
|
||||
+ sshpam_err = PAM_ACCT_EXPIRED;
|
||||
goto auth_fail;
|
||||
}
|
||||
if (sshpam_authctxt->force_pwchange) {
|
||||
@@ -568,8 +572,10 @@ sshpam_thread(void *ctxtp)
|
||||
pam_strerror(sshpam_handle, sshpam_err))) != 0)
|
||||
fatal("%s: buffer error: %s", __func__, ssh_err(r));
|
||||
/* XXX - can't do much about an error here */
|
||||
- if (sshpam_err == PAM_ACCT_EXPIRED)
|
||||
- ssh_msg_send(ctxt->pam_csock, PAM_ACCT_EXPIRED, buffer);
|
||||
+ if (sshpam_err == PAM_PERM_DENIED
|
||||
+ || sshpam_err == PAM_USER_UNKNOWN
|
||||
+ || sshpam_err == PAM_ACCT_EXPIRED)
|
||||
+ ssh_msg_send(ctxt->pam_csock, sshpam_err, buffer);
|
||||
else if (sshpam_maxtries_reached)
|
||||
ssh_msg_send(ctxt->pam_csock, PAM_MAXTRIES, buffer);
|
||||
else
|
||||
@@ -856,10 +862,12 @@ sshpam_query(void *ctx, char **name, cha
|
||||
plen++;
|
||||
free(msg);
|
||||
break;
|
||||
+ case PAM_USER_UNKNOWN:
|
||||
+ case PAM_PERM_DENIED:
|
||||
case PAM_ACCT_EXPIRED:
|
||||
+ sshpam_account_status = 0;
|
||||
+ /* FALLTHROUGH */
|
||||
case PAM_MAXTRIES:
|
||||
- if (type == PAM_ACCT_EXPIRED)
|
||||
- sshpam_account_status = 0;
|
||||
if (type == PAM_MAXTRIES)
|
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sshpam_set_maxtries_reached(1);
|
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/* FALLTHROUGH */
|
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311
SOURCES/openssh-8.0p1-restore-nonblock.patch
Normal file
311
SOURCES/openssh-8.0p1-restore-nonblock.patch
Normal file
@ -0,0 +1,311 @@
|
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diff -up openssh-8.0p1/channels.c.restore-nonblock openssh-8.0p1/channels.c
|
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--- openssh-8.0p1/channels.c.restore-nonblock 2021-06-21 10:44:26.380559612 +0200
|
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+++ openssh-8.0p1/channels.c 2021-06-21 10:48:47.754579151 +0200
|
||||
@@ -333,7 +333,27 @@ channel_register_fds(struct ssh *ssh, Ch
|
||||
#endif
|
||||
|
||||
/* enable nonblocking mode */
|
||||
- if (nonblock) {
|
||||
+ c->restore_block = 0;
|
||||
+ if (nonblock == CHANNEL_NONBLOCK_STDIO) {
|
||||
+ /*
|
||||
+ * Special handling for stdio file descriptors: do not set
|
||||
+ * non-blocking mode if they are TTYs. Otherwise prepare to
|
||||
+ * restore their blocking state on exit to avoid interfering
|
||||
+ * with other programs that follow.
|
||||
+ */
|
||||
+ if (rfd != -1 && !isatty(rfd) && fcntl(rfd, F_GETFL) == 0) {
|
||||
+ c->restore_block |= CHANNEL_RESTORE_RFD;
|
||||
+ set_nonblock(rfd);
|
||||
+ }
|
||||
+ if (wfd != -1 && !isatty(wfd) && fcntl(wfd, F_GETFL) == 0) {
|
||||
+ c->restore_block |= CHANNEL_RESTORE_WFD;
|
||||
+ set_nonblock(wfd);
|
||||
+ }
|
||||
+ if (efd != -1 && !isatty(efd) && fcntl(efd, F_GETFL) == 0) {
|
||||
+ c->restore_block |= CHANNEL_RESTORE_EFD;
|
||||
+ set_nonblock(efd);
|
||||
+ }
|
||||
+ } else if (nonblock) {
|
||||
if (rfd != -1)
|
||||
set_nonblock(rfd);
|
||||
if (wfd != -1)
|
||||
@@ -422,17 +442,23 @@ channel_find_maxfd(struct ssh_channels *
|
||||
}
|
||||
|
||||
int
|
||||
-channel_close_fd(struct ssh *ssh, int *fdp)
|
||||
+channel_close_fd(struct ssh *ssh, Channel *c, int *fdp)
|
||||
{
|
||||
struct ssh_channels *sc = ssh->chanctxt;
|
||||
- int ret = 0, fd = *fdp;
|
||||
+ int ret, fd = *fdp;
|
||||
|
||||
- if (fd != -1) {
|
||||
- ret = close(fd);
|
||||
- *fdp = -1;
|
||||
- if (fd == sc->channel_max_fd)
|
||||
- channel_find_maxfd(sc);
|
||||
- }
|
||||
+ if (fd == -1)
|
||||
+ return 0;
|
||||
+
|
||||
+ if ((*fdp == c->rfd && (c->restore_block & CHANNEL_RESTORE_RFD) != 0) ||
|
||||
+ (*fdp == c->wfd && (c->restore_block & CHANNEL_RESTORE_WFD) != 0) ||
|
||||
+ (*fdp == c->efd && (c->restore_block & CHANNEL_RESTORE_EFD) != 0))
|
||||
+ (void)fcntl(*fdp, F_SETFL, 0); /* restore blocking */
|
||||
+
|
||||
+ ret = close(fd);
|
||||
+ *fdp = -1;
|
||||
+ if (fd == sc->channel_max_fd)
|
||||
+ channel_find_maxfd(sc);
|
||||
return ret;
|
||||
}
|
||||
|
||||
@@ -442,13 +468,13 @@ channel_close_fds(struct ssh *ssh, Chann
|
||||
{
|
||||
int sock = c->sock, rfd = c->rfd, wfd = c->wfd, efd = c->efd;
|
||||
|
||||
- channel_close_fd(ssh, &c->sock);
|
||||
+ channel_close_fd(ssh, c, &c->sock);
|
||||
if (rfd != sock)
|
||||
- channel_close_fd(ssh, &c->rfd);
|
||||
+ channel_close_fd(ssh, c, &c->rfd);
|
||||
if (wfd != sock && wfd != rfd)
|
||||
- channel_close_fd(ssh, &c->wfd);
|
||||
+ channel_close_fd(ssh, c, &c->wfd);
|
||||
if (efd != sock && efd != rfd && efd != wfd)
|
||||
- channel_close_fd(ssh, &c->efd);
|
||||
+ channel_close_fd(ssh, c, &c->efd);
|
||||
}
|
||||
|
||||
static void
|
||||
@@ -681,7 +707,7 @@ channel_stop_listening(struct ssh *ssh)
|
||||
case SSH_CHANNEL_X11_LISTENER:
|
||||
case SSH_CHANNEL_UNIX_LISTENER:
|
||||
case SSH_CHANNEL_RUNIX_LISTENER:
|
||||
- channel_close_fd(ssh, &c->sock);
|
||||
+ channel_close_fd(ssh, c, &c->sock);
|
||||
channel_free(ssh, c);
|
||||
break;
|
||||
}
|
||||
@@ -1487,7 +1513,8 @@ channel_decode_socks5(Channel *c, struct
|
||||
|
||||
Channel *
|
||||
channel_connect_stdio_fwd(struct ssh *ssh,
|
||||
- const char *host_to_connect, u_short port_to_connect, int in, int out)
|
||||
+ const char *host_to_connect, u_short port_to_connect,
|
||||
+ int in, int out, int nonblock)
|
||||
{
|
||||
Channel *c;
|
||||
|
||||
@@ -1495,7 +1522,7 @@ channel_connect_stdio_fwd(struct ssh *ss
|
||||
|
||||
c = channel_new(ssh, "stdio-forward", SSH_CHANNEL_OPENING, in, out,
|
||||
-1, CHAN_TCP_WINDOW_DEFAULT, CHAN_TCP_PACKET_DEFAULT,
|
||||
- 0, "stdio-forward", /*nonblock*/0);
|
||||
+ 0, "stdio-forward", nonblock);
|
||||
|
||||
c->path = xstrdup(host_to_connect);
|
||||
c->host_port = port_to_connect;
|
||||
@@ -1650,7 +1677,7 @@ channel_post_x11_listener(struct ssh *ss
|
||||
if (c->single_connection) {
|
||||
oerrno = errno;
|
||||
debug2("single_connection: closing X11 listener.");
|
||||
- channel_close_fd(ssh, &c->sock);
|
||||
+ channel_close_fd(ssh, c, &c->sock);
|
||||
chan_mark_dead(ssh, c);
|
||||
errno = oerrno;
|
||||
}
|
||||
@@ -2087,7 +2114,7 @@ channel_handle_efd_write(struct ssh *ssh
|
||||
return 1;
|
||||
if (len <= 0) {
|
||||
debug2("channel %d: closing write-efd %d", c->self, c->efd);
|
||||
- channel_close_fd(ssh, &c->efd);
|
||||
+ channel_close_fd(ssh, c, &c->efd);
|
||||
} else {
|
||||
if ((r = sshbuf_consume(c->extended, len)) != 0) {
|
||||
fatal("%s: channel %d: consume: %s",
|
||||
@@ -2119,7 +2146,7 @@ channel_handle_efd_read(struct ssh *ssh,
|
||||
if (len <= 0) {
|
||||
debug2("channel %d: closing read-efd %d",
|
||||
c->self, c->efd);
|
||||
- channel_close_fd(ssh, &c->efd);
|
||||
+ channel_close_fd(ssh, c, &c->efd);
|
||||
} else {
|
||||
if (c->extended_usage == CHAN_EXTENDED_IGNORE) {
|
||||
debug3("channel %d: discard efd",
|
||||
diff -up openssh-8.0p1/channels.h.restore-nonblock openssh-8.0p1/channels.h
|
||||
--- openssh-8.0p1/channels.h.restore-nonblock 2021-06-21 10:44:26.380559612 +0200
|
||||
+++ openssh-8.0p1/channels.h 2021-06-21 10:44:26.387559665 +0200
|
||||
@@ -63,6 +63,16 @@
|
||||
|
||||
#define CHANNEL_CANCEL_PORT_STATIC -1
|
||||
|
||||
+/* nonblocking flags for channel_new */
|
||||
+#define CHANNEL_NONBLOCK_LEAVE 0 /* don't modify non-blocking state */
|
||||
+#define CHANNEL_NONBLOCK_SET 1 /* set non-blocking state */
|
||||
+#define CHANNEL_NONBLOCK_STDIO 2 /* set non-blocking and restore on close */
|
||||
+
|
||||
+/* c->restore_block mask flags */
|
||||
+#define CHANNEL_RESTORE_RFD 0x01
|
||||
+#define CHANNEL_RESTORE_WFD 0x02
|
||||
+#define CHANNEL_RESTORE_EFD 0x04
|
||||
+
|
||||
/* TCP forwarding */
|
||||
#define FORWARD_DENY 0
|
||||
#define FORWARD_REMOTE (1)
|
||||
@@ -131,6 +141,7 @@ struct Channel {
|
||||
* to a matching pre-select handler.
|
||||
* this way post-select handlers are not
|
||||
* accidentally called if a FD gets reused */
|
||||
+ int restore_block; /* fd mask to restore blocking status */
|
||||
struct sshbuf *input; /* data read from socket, to be sent over
|
||||
* encrypted connection */
|
||||
struct sshbuf *output; /* data received over encrypted connection for
|
||||
@@ -258,7 +269,7 @@ void channel_register_filter(struct ssh
|
||||
void channel_register_status_confirm(struct ssh *, int,
|
||||
channel_confirm_cb *, channel_confirm_abandon_cb *, void *);
|
||||
void channel_cancel_cleanup(struct ssh *, int);
|
||||
-int channel_close_fd(struct ssh *, int *);
|
||||
+int channel_close_fd(struct ssh *, Channel *, int *);
|
||||
void channel_send_window_changes(struct ssh *);
|
||||
|
||||
/* mux proxy support */
|
||||
@@ -305,7 +316,7 @@ Channel *channel_connect_to_port(struct
|
||||
char *, char *, int *, const char **);
|
||||
Channel *channel_connect_to_path(struct ssh *, const char *, char *, char *);
|
||||
Channel *channel_connect_stdio_fwd(struct ssh *, const char*,
|
||||
- u_short, int, int);
|
||||
+ u_short, int, int, int);
|
||||
Channel *channel_connect_by_listen_address(struct ssh *, const char *,
|
||||
u_short, char *, char *);
|
||||
Channel *channel_connect_by_listen_path(struct ssh *, const char *,
|
||||
diff -up openssh-8.0p1/clientloop.c.restore-nonblock openssh-8.0p1/clientloop.c
|
||||
--- openssh-8.0p1/clientloop.c.restore-nonblock 2021-06-21 10:44:26.290558923 +0200
|
||||
+++ openssh-8.0p1/clientloop.c 2021-06-21 10:44:26.387559665 +0200
|
||||
@@ -1436,14 +1436,6 @@ client_loop(struct ssh *ssh, int have_pt
|
||||
if (have_pty)
|
||||
leave_raw_mode(options.request_tty == REQUEST_TTY_FORCE);
|
||||
|
||||
- /* restore blocking io */
|
||||
- if (!isatty(fileno(stdin)))
|
||||
- unset_nonblock(fileno(stdin));
|
||||
- if (!isatty(fileno(stdout)))
|
||||
- unset_nonblock(fileno(stdout));
|
||||
- if (!isatty(fileno(stderr)))
|
||||
- unset_nonblock(fileno(stderr));
|
||||
-
|
||||
/*
|
||||
* If there was no shell or command requested, there will be no remote
|
||||
* exit status to be returned. In that case, clear error code if the
|
||||
diff -up openssh-8.0p1/mux.c.restore-nonblock openssh-8.0p1/mux.c
|
||||
--- openssh-8.0p1/mux.c.restore-nonblock 2019-04-18 00:52:57.000000000 +0200
|
||||
+++ openssh-8.0p1/mux.c 2021-06-21 10:50:51.007537336 +0200
|
||||
@@ -454,14 +454,6 @@ mux_master_process_new_session(struct ss
|
||||
if (cctx->want_tty && tcgetattr(new_fd[0], &cctx->tio) == -1)
|
||||
error("%s: tcgetattr: %s", __func__, strerror(errno));
|
||||
|
||||
- /* enable nonblocking unless tty */
|
||||
- if (!isatty(new_fd[0]))
|
||||
- set_nonblock(new_fd[0]);
|
||||
- if (!isatty(new_fd[1]))
|
||||
- set_nonblock(new_fd[1]);
|
||||
- if (!isatty(new_fd[2]))
|
||||
- set_nonblock(new_fd[2]);
|
||||
-
|
||||
window = CHAN_SES_WINDOW_DEFAULT;
|
||||
packetmax = CHAN_SES_PACKET_DEFAULT;
|
||||
if (cctx->want_tty) {
|
||||
@@ -471,7 +463,7 @@ mux_master_process_new_session(struct ss
|
||||
|
||||
nc = channel_new(ssh, "session", SSH_CHANNEL_OPENING,
|
||||
new_fd[0], new_fd[1], new_fd[2], window, packetmax,
|
||||
- CHAN_EXTENDED_WRITE, "client-session", /*nonblock*/0);
|
||||
+ CHAN_EXTENDED_WRITE, "client-session", CHANNEL_NONBLOCK_STDIO);
|
||||
|
||||
nc->ctl_chan = c->self; /* link session -> control channel */
|
||||
c->remote_id = nc->self; /* link control -> session channel */
|
||||
@@ -1033,13 +1025,8 @@ mux_master_process_stdio_fwd(struct ssh
|
||||
}
|
||||
}
|
||||
|
||||
- /* enable nonblocking unless tty */
|
||||
- if (!isatty(new_fd[0]))
|
||||
- set_nonblock(new_fd[0]);
|
||||
- if (!isatty(new_fd[1]))
|
||||
- set_nonblock(new_fd[1]);
|
||||
-
|
||||
- nc = channel_connect_stdio_fwd(ssh, chost, cport, new_fd[0], new_fd[1]);
|
||||
+ nc = channel_connect_stdio_fwd(ssh, chost, cport, new_fd[0], new_fd[1],
|
||||
+ CHANNEL_NONBLOCK_STDIO);
|
||||
free(chost);
|
||||
|
||||
nc->ctl_chan = c->self; /* link session -> control channel */
|
||||
diff -up openssh-8.0p1/nchan.c.restore-nonblock openssh-8.0p1/nchan.c
|
||||
--- openssh-8.0p1/nchan.c.restore-nonblock 2021-06-21 10:44:26.388559673 +0200
|
||||
+++ openssh-8.0p1/nchan.c 2021-06-21 10:52:42.685405537 +0200
|
||||
@@ -387,7 +387,7 @@ chan_shutdown_write(struct ssh *ssh, Cha
|
||||
strerror(errno));
|
||||
}
|
||||
} else {
|
||||
- if (channel_close_fd(ssh, &c->wfd) < 0) {
|
||||
+ if (channel_close_fd(ssh, c, &c->wfd) < 0) {
|
||||
logit("channel %d: %s: close() failed for "
|
||||
"fd %d [i%d o%d]: %.100s",
|
||||
c->self, __func__, c->wfd, c->istate, c->ostate,
|
||||
@@ -417,7 +417,7 @@ chan_shutdown_read(struct ssh *ssh, Chan
|
||||
strerror(errno));
|
||||
}
|
||||
} else {
|
||||
- if (channel_close_fd(ssh, &c->rfd) < 0) {
|
||||
+ if (channel_close_fd(ssh, c, &c->rfd) < 0) {
|
||||
logit("channel %d: %s: close() failed for "
|
||||
"fd %d [i%d o%d]: %.100s",
|
||||
c->self, __func__, c->rfd, c->istate, c->ostate,
|
||||
@@ -437,7 +437,7 @@ chan_shutdown_extended_read(struct ssh *
|
||||
debug2("channel %d: %s (i%d o%d sock %d wfd %d efd %d [%s])",
|
||||
c->self, __func__, c->istate, c->ostate, c->sock, c->rfd, c->efd,
|
||||
channel_format_extended_usage(c));
|
||||
- if (channel_close_fd(ssh, &c->efd) < 0) {
|
||||
+ if (channel_close_fd(ssh, c, &c->efd) < 0) {
|
||||
logit("channel %d: %s: close() failed for "
|
||||
"extended fd %d [i%d o%d]: %.100s",
|
||||
c->self, __func__, c->efd, c->istate, c->ostate,
|
||||
diff -up openssh-8.0p1/ssh.c.restore-nonblock openssh-8.0p1/ssh.c
|
||||
--- openssh-8.0p1/ssh.c.restore-nonblock 2021-06-21 10:44:26.389559681 +0200
|
||||
+++ openssh-8.0p1/ssh.c 2021-06-21 10:54:47.651377045 +0200
|
||||
@@ -1709,7 +1709,8 @@ ssh_init_stdio_forwarding(struct ssh *ss
|
||||
(out = dup(STDOUT_FILENO)) < 0)
|
||||
fatal("channel_connect_stdio_fwd: dup() in/out failed");
|
||||
if ((c = channel_connect_stdio_fwd(ssh, options.stdio_forward_host,
|
||||
- options.stdio_forward_port, in, out)) == NULL)
|
||||
+ options.stdio_forward_port, in, out,
|
||||
+ CHANNEL_NONBLOCK_STDIO)) == NULL)
|
||||
fatal("%s: channel_connect_stdio_fwd failed", __func__);
|
||||
channel_register_cleanup(ssh, c->self, client_cleanup_stdio_fwd, 0);
|
||||
channel_register_open_confirm(ssh, c->self, ssh_stdio_confirm, NULL);
|
||||
@@ -1862,14 +1863,6 @@ ssh_session2_open(struct ssh *ssh)
|
||||
if (in < 0 || out < 0 || err < 0)
|
||||
fatal("dup() in/out/err failed");
|
||||
|
||||
- /* enable nonblocking unless tty */
|
||||
- if (!isatty(in))
|
||||
- set_nonblock(in);
|
||||
- if (!isatty(out))
|
||||
- set_nonblock(out);
|
||||
- if (!isatty(err))
|
||||
- set_nonblock(err);
|
||||
-
|
||||
window = CHAN_SES_WINDOW_DEFAULT;
|
||||
packetmax = CHAN_SES_PACKET_DEFAULT;
|
||||
if (tty_flag) {
|
||||
@@ -1879,7 +1872,7 @@ ssh_session2_open(struct ssh *ssh)
|
||||
c = channel_new(ssh,
|
||||
"session", SSH_CHANNEL_OPENING, in, out, err,
|
||||
window, packetmax, CHAN_EXTENDED_WRITE,
|
||||
- "client-session", /*nonblock*/0);
|
||||
+ "client-session", CHANNEL_NONBLOCK_STDIO);
|
||||
|
||||
debug3("%s: channel_new: %d", __func__, c->self);
|
||||
|
||||
16
SOURCES/openssh-8.0p1-sftp-timespeccmp.patch
Normal file
16
SOURCES/openssh-8.0p1-sftp-timespeccmp.patch
Normal file
@ -0,0 +1,16 @@
|
||||
diff -up openssh-8.0p1/sftp.c.original openssh-8.0p1/sftp.c
|
||||
--- openssh-8.0p1/sftp.c.original 2020-12-22 17:05:02.105698989 +0900
|
||||
+++ openssh-8.0p1/sftp.c 2020-12-22 17:05:42.922035780 +0900
|
||||
@@ -937,7 +937,11 @@ sglob_comp(const void *aa, const void *b
|
||||
return (rmul * strcmp(ap, bp));
|
||||
else if (sort_flag & LS_TIME_SORT) {
|
||||
#if defined(HAVE_STRUCT_STAT_ST_MTIM)
|
||||
- return (rmul * timespeccmp(&as->st_mtim, &bs->st_mtim, <));
|
||||
+ if (timespeccmp(&as->st_mtim, &bs->st_mtim, <)){
|
||||
+ return rmul;
|
||||
+ } else {
|
||||
+ return -rmul;
|
||||
+ }
|
||||
#elif defined(HAVE_STRUCT_STAT_ST_MTIME)
|
||||
return (rmul * NCMP(as->st_mtime, bs->st_mtime));
|
||||
#else
|
||||
97
SOURCES/openssh-8.0p1-sshd_config.patch
Normal file
97
SOURCES/openssh-8.0p1-sshd_config.patch
Normal file
@ -0,0 +1,97 @@
|
||||
diff --git a/servconf.c b/servconf.c
|
||||
index ffac5d2c..340045b2 100644
|
||||
--- a/servconf.c
|
||||
+++ b/servconf.c
|
||||
@@ -1042,7 +1042,7 @@ match_cfg_line(char **condition, int line, struct connection_info *ci)
|
||||
return -1;
|
||||
}
|
||||
if (strcasecmp(attrib, "user") == 0) {
|
||||
- if (ci == NULL) {
|
||||
+ if (ci == NULL || (ci->test && ci->user == NULL)) {
|
||||
result = 0;
|
||||
continue;
|
||||
}
|
||||
@@ -1054,7 +1054,7 @@ match_cfg_line(char **condition, int line, struct connection_info *ci)
|
||||
debug("user %.100s matched 'User %.100s' at "
|
||||
"line %d", ci->user, arg, line);
|
||||
} else if (strcasecmp(attrib, "group") == 0) {
|
||||
- if (ci == NULL) {
|
||||
+ if (ci == NULL || (ci->test && ci->user == NULL)) {
|
||||
result = 0;
|
||||
continue;
|
||||
}
|
||||
@@ -1067,7 +1067,7 @@ match_cfg_line(char **condition, int line, struct connection_info *ci)
|
||||
result = 0;
|
||||
}
|
||||
} else if (strcasecmp(attrib, "host") == 0) {
|
||||
- if (ci == NULL) {
|
||||
+ if (ci == NULL || (ci->test && ci->host == NULL)) {
|
||||
result = 0;
|
||||
continue;
|
||||
}
|
||||
@@ -1079,7 +1079,7 @@ match_cfg_line(char **condition, int line, struct connection_info *ci)
|
||||
debug("connection from %.100s matched 'Host "
|
||||
"%.100s' at line %d", ci->host, arg, line);
|
||||
} else if (strcasecmp(attrib, "address") == 0) {
|
||||
- if (ci == NULL) {
|
||||
+ if (ci == NULL || (ci->test && ci->address == NULL)) {
|
||||
result = 0;
|
||||
continue;
|
||||
}
|
||||
@@ -1098,7 +1098,7 @@ match_cfg_line(char **condition, int line, struct connection_info *ci)
|
||||
return -1;
|
||||
}
|
||||
} else if (strcasecmp(attrib, "localaddress") == 0){
|
||||
- if (ci == NULL) {
|
||||
+ if (ci == NULL || (ci->test && ci->laddress == NULL)) {
|
||||
result = 0;
|
||||
continue;
|
||||
}
|
||||
@@ -1124,7 +1124,7 @@ match_cfg_line(char **condition, int line, struct connection_info *ci)
|
||||
arg);
|
||||
return -1;
|
||||
}
|
||||
- if (ci == NULL) {
|
||||
+ if (ci == NULL || (ci->test && ci->lport == -1)) {
|
||||
result = 0;
|
||||
continue;
|
||||
}
|
||||
@@ -1138,10 +1138,12 @@ match_cfg_line(char **condition, int line, struct connection_info *ci)
|
||||
else
|
||||
result = 0;
|
||||
} else if (strcasecmp(attrib, "rdomain") == 0) {
|
||||
- if (ci == NULL || ci->rdomain == NULL) {
|
||||
+ if (ci == NULL || (ci->test && ci->rdomain == NULL)) {
|
||||
result = 0;
|
||||
continue;
|
||||
}
|
||||
+ if (ci->rdomain == NULL)
|
||||
+ match_test_missing_fatal("RDomain", "rdomain");
|
||||
if (match_pattern_list(ci->rdomain, arg, 0) != 1)
|
||||
result = 0;
|
||||
else
|
||||
diff --git a/servconf.h b/servconf.h
|
||||
index 54e0a8d8..5483da05 100644
|
||||
--- a/servconf.h
|
||||
+++ b/servconf.h
|
||||
@@ -221,6 +221,8 @@ struct connection_info {
|
||||
const char *laddress; /* local address */
|
||||
int lport; /* local port */
|
||||
const char *rdomain; /* routing domain if available */
|
||||
+ int test; /* test mode, allow some attributes to be
|
||||
+ * unspecified */
|
||||
};
|
||||
|
||||
|
||||
diff --git a/sshd.c b/sshd.c
|
||||
index cbd3bce9..1fcde502 100644
|
||||
--- a/sshd.c
|
||||
+++ b/sshd.c
|
||||
@@ -1843,6 +1843,7 @@ main(int ac, char **av)
|
||||
*/
|
||||
if (connection_info == NULL)
|
||||
connection_info = get_connection_info(ssh, 0, 0);
|
||||
+ connection_info->test = 1;
|
||||
parse_server_match_config(&options, connection_info);
|
||||
dump_config(&options);
|
||||
}
|
||||
@ -66,14 +66,14 @@
|
||||
|
||||
# Do not forget to bump pam_ssh_agent_auth release if you rewind the main package release to 1
|
||||
%global openssh_ver 8.0p1
|
||||
%global openssh_rel 6
|
||||
%global openssh_rel 10
|
||||
%global pam_ssh_agent_ver 0.10.3
|
||||
%global pam_ssh_agent_rel 7
|
||||
|
||||
Summary: An open source implementation of SSH protocol version 2
|
||||
Name: openssh
|
||||
Version: %{openssh_ver}
|
||||
Release: %{openssh_rel}%{?dist}%{?rescue_rel}.2
|
||||
Release: %{openssh_rel}%{?dist}%{?rescue_rel}
|
||||
URL: http://www.openssh.com/portable.html
|
||||
#URL1: http://pamsshagentauth.sourceforge.net
|
||||
Source0: ftp://ftp.openbsd.org/pub/OpenBSD/OpenSSH/portable/openssh-%{version}.tar.gz
|
||||
@ -232,6 +232,19 @@ Patch970: openssh-8.0p1-rdomain.patch
|
||||
Patch971: openssh-8.0p1-x11-without-ipv6.patch
|
||||
# Client window fix (#1913041)
|
||||
Patch972: openssh-8.0p1-channel-limits.patch
|
||||
# SFTP sort upon the modification time (#1909988)
|
||||
# https://bugzilla.mindrot.org/show_bug.cgi?id=3248
|
||||
Patch973: openssh-8.0p1-sftp-timespeccmp.patch
|
||||
# ssh-keygen printing fingerprint issue with Windows keys (#1901518)
|
||||
Patch974: openssh-8.0p1-keygen-strip-doseol.patch
|
||||
# sshd provides PAM an incorrect error code (#1879503)
|
||||
Patch975: openssh-8.0p1-preserve-pam-errors.patch
|
||||
# ssh incorrectly restores the blocking mode on standard output (#1942901)
|
||||
Patch976: openssh-8.0p1-restore-nonblock.patch
|
||||
# CVE 2020-14145
|
||||
Patch977: openssh-8.0p1-cve-2020-14145.patch
|
||||
# sshd -T requires -C when "Match" is used in sshd_config (#1836277)
|
||||
Patch978: openssh-8.0p1-sshd_config.patch
|
||||
|
||||
License: BSD
|
||||
Group: Applications/Internet
|
||||
@ -324,7 +337,7 @@ Requires: openssh = %{version}-%{release}
|
||||
Summary: PAM module for authentication with ssh-agent
|
||||
Group: System Environment/Base
|
||||
Version: %{pam_ssh_agent_ver}
|
||||
Release: %{pam_ssh_agent_rel}.%{openssh_rel}%{?dist}%{?rescue_rel}.1
|
||||
Release: %{pam_ssh_agent_rel}.%{openssh_rel}%{?dist}%{?rescue_rel}
|
||||
License: BSD
|
||||
|
||||
%description
|
||||
@ -451,6 +464,12 @@ popd
|
||||
%patch970 -p1 -b .rdomain
|
||||
%patch971 -p1 -b .x11-ipv6
|
||||
%patch972 -p1 -b .channel-limits
|
||||
%patch973 -p1 -b .sftp-timespeccmp
|
||||
%patch974 -p1 -b .keygen-strip-doseol
|
||||
%patch975 -p1 -b .preserve-pam-errors
|
||||
%patch976 -p1 -b .restore-nonblock
|
||||
%patch977 -p1 -b .cve-2020-14145
|
||||
%patch978 -p1 -b .sshd_config
|
||||
|
||||
%patch200 -p1 -b .audit
|
||||
%patch201 -p1 -b .audit-race
|
||||
@ -742,14 +761,27 @@ getent passwd sshd >/dev/null || \
|
||||
%endif
|
||||
|
||||
%changelog
|
||||
* Wed Apr 14 2021 Dmitry Belyavskiy <dbelyavs@redhat.com> - 8.0p1-6.2 + 0.10.3-7.1
|
||||
- rebuilt
|
||||
* Mon Jun 21 2021 Dmitry Belyavskiy <dbelyavs@redhat.com> - 8.0p1-10
|
||||
- sshd -T requires -C when "Match" is used in sshd_config (#1836277)
|
||||
|
||||
* Wed Apr 14 2021 Dmitry Belyavskiy <dbelyavs@redhat.com> - 8.0p1-6.1 + 0.10.3-7
|
||||
- rebuilt
|
||||
* Wed Jun 02 2021 Dmitry Belyavskiy <dbelyavs@redhat.com> - 8.0p1-9
|
||||
- CVE-2020-14145 openssh: Observable Discrepancy leading to an information
|
||||
leak in the algorithm negotiation (#1882252)
|
||||
- Hostbased ssh authentication fails if session ID contains a '/' (#1944125)
|
||||
|
||||
* Tue Mar 16 2021 Dmitry Belyavskiy - 8.0p1-6 + 0.10.3-7
|
||||
- Openssh client window fix (#1942364)
|
||||
* Mon Apr 26 2021 Dmitry Belyavskiy <dbelyavs@redhat.com> - 8.0p1-8
|
||||
- ssh doesn't restore the blocking mode on standard output (#1942901)
|
||||
|
||||
* Fri Apr 09 2021 Dmitry Belyavskiy <dbelyavs@redhat.com> - 8.0p1-7 + 0.10.3-7
|
||||
- SFTP sort upon the modification time (#1909988)
|
||||
- ssh-keygen printing fingerprint issue with Windows keys (#1901518)
|
||||
- PIN is lost when iterating over tokens when adding pkcs11 keys to ssh-agent (#1843372)
|
||||
- ssh-agent segfaults during ssh-add -s pkcs11 (#1868996)
|
||||
- ssh-copy-id could not resolve ipv6 address ends with colon (#1933517)
|
||||
- sshd provides PAM an incorrect error code (#1879503)
|
||||
|
||||
* Tue Mar 16 2021 Dmitry Belyavskiy <dbelyavs@redhat.com> - 8.0p1-6 + 0.10.3-7
|
||||
- Openssh client window fix (#1913041)
|
||||
|
||||
* Tue Mar 24 2020 Jakub Jelen <jjelen@redhat.com> - 8.0p1-5 + 0.10.3-7
|
||||
- Do not print "no slots" warning by default (#1744220)
|
||||
|
||||
Loading…
Reference in New Issue
Block a user