rpms/openssh
7
0
Fork 1
Code Issues Pull Requests Releases Activity
f9e5ded9dd
openssh/openssh-7.6p1-cleanup-selinux.patch
DistroBaker d029bb77ce Merged update from upstream sources 
This is an automated DistroBaker update from upstream sources.
If you do not know what this is about or would like to opt out,
contact the OSCI team.

Source: https://src.fedoraproject.org/rpms/openssh.git#44aae310bd4e0f19369ea1c91ada03334f29c843
2021-03-22 10:10:25 +00:00

284 lines
9.8 KiB
Diff
Raw Blame History

diff -up openssh/auth2-pubkey.c.refactor openssh/auth2-pubkey.c
--- openssh/auth2-pubkey.c.refactor 2019-04-04 13:19:12.188821236 +0200
+++ openssh/auth2-pubkey.c 2019-04-04 13:19:12.276822078 +0200
@@ -72,6 +72,9 @@
/* import */
extern ServerOptions options;
+extern int inetd_flag;
+extern int rexeced_flag;
+extern Authctxt *the_authctxt;
static char *
format_key(const struct sshkey *key)
@@ -511,7 +514,8 @@ match_principals_command(struct ssh *ssh
if ((pid = subprocess("AuthorizedPrincipalsCommand", command,
ac, av, &f,
SSH_SUBPROCESS_STDOUT_CAPTURE|SSH_SUBPROCESS_STDERR_DISCARD,
- runas_pw, temporarily_use_uid, restore_uid)) == 0)
+ runas_pw, temporarily_use_uid, restore_uid,
+ (inetd_flag && !rexeced_flag), the_authctxt)) == 0)
goto out;
uid_swapped = 1;
@@ -981,7 +985,8 @@ user_key_command_allowed2(struct ssh *ss
if ((pid = subprocess("AuthorizedKeysCommand", command,
ac, av, &f,
SSH_SUBPROCESS_STDOUT_CAPTURE|SSH_SUBPROCESS_STDERR_DISCARD,
- runas_pw, temporarily_use_uid, restore_uid)) == 0)
+ runas_pw, temporarily_use_uid, restore_uid,
+ (inetd_flag && !rexeced_flag), the_authctxt)) == 0)
goto out;
uid_swapped = 1;
diff -up openssh/misc.c.refactor openssh/misc.c
--- openssh/misc.c.refactor 2019-04-04 13:19:12.235821686 +0200
+++ openssh/misc.c 2019-04-04 13:19:12.276822078 +0200
@@ -756,7 +756,8 @@ auth_get_canonical_hostname(struct ssh *
pid_t
subprocess(const char *tag, const char *command,
int ac, char **av, FILE **child, u_int flags,
- struct passwd *pw, privdrop_fn *drop_privs, privrestore_fn *restore_privs)
+ struct passwd *pw, privdrop_fn *drop_privs,
+ privrestore_fn *restore_privs, int inetd, void *the_authctxt)
{
FILE *f = NULL;
struct stat st;
@@ -872,7 +873,7 @@ subprocess(const char *tag, struct passw
_exit(1);
}
#ifdef WITH_SELINUX
- if (sshd_selinux_setup_env_variables() < 0) {
+ if (sshd_selinux_setup_env_variables(inetd, the_authctxt) < 0) {
error ("failed to copy environment: %s",
strerror(errno));
_exit(127);
diff -up openssh/misc.h.refactor openssh/misc.h
--- openssh/misc.h.refactor 2019-04-04 13:19:12.251821839 +0200
+++ openssh/misc.h 2019-04-04 13:19:12.276822078 +0200
@@ -235,7 +235,7 @@ struct passwd *fakepw(void);
#define SSH_SUBPROCESS_UNSAFE_PATH (1<<3) /* Don't check for safe cmd */
#define SSH_SUBPROCESS_PRESERVE_ENV (1<<4) /* Keep parent environment */
pid_t subprocess(const char *, const char *, int, char **, FILE **, u_int,
- struct passwd *, privdrop_fn *, privrestore_fn *);
+ struct passwd *, privdrop_fn *, privrestore_fn *, int, void *);
typedef struct arglist arglist;
struct arglist {
diff -up openssh/openbsd-compat/port-linux.h.refactor openssh/openbsd-compat/port-linux.h
--- openssh/openbsd-compat/port-linux.h.refactor 2019-04-04 13:19:12.256821887 +0200
+++ openssh/openbsd-compat/port-linux.h 2019-04-04 13:19:12.276822078 +0200
@@ -26,8 +26,8 @@ void ssh_selinux_setfscreatecon(const ch
int sshd_selinux_enabled(void);
void sshd_selinux_copy_context(void);
-void sshd_selinux_setup_exec_context(char *);
-int sshd_selinux_setup_env_variables(void);
+void sshd_selinux_setup_exec_context(char *, int, int(char *, const char *), void *, int);
+int sshd_selinux_setup_env_variables(int inetd, void *);
void sshd_selinux_change_privsep_preauth_context(void);
#endif
diff -up openssh/openbsd-compat/port-linux-sshd.c.refactor openssh/openbsd-compat/port-linux-sshd.c
--- openssh/openbsd-compat/port-linux-sshd.c.refactor 2019-04-04 13:19:12.256821887 +0200
+++ openssh/openbsd-compat/port-linux-sshd.c 2019-04-04 13:19:12.276822078 +0200
@@ -49,11 +49,6 @@
#include <unistd.h>
#endif
-extern ServerOptions options;
-extern Authctxt *the_authctxt;
-extern int inetd_flag;
-extern int rexeced_flag;
-
/* Wrapper around is_selinux_enabled() to log its return value once only */
int
sshd_selinux_enabled(void)
@@ -223,7 +218,8 @@ get_user_context(const char *sename, con
}
static void
-ssh_selinux_get_role_level(char **role, const char **level)
+ssh_selinux_get_role_level(char **role, const char **level,
+ Authctxt *the_authctxt)
{
*role = NULL;
*level = NULL;
@@ -241,8 +237,8 @@ ssh_selinux_get_role_level(char **role,
/* Return the default security context for the given username */
static int
-sshd_selinux_getctxbyname(char *pwname,
- security_context_t *default_sc, security_context_t *user_sc)
+sshd_selinux_getctxbyname(char *pwname, security_context_t *default_sc,
+ security_context_t *user_sc, int inetd, Authctxt *the_authctxt)
{
char *sename, *lvl;
char *role;
@@ -250,7 +246,7 @@ sshd_selinux_getctxbyname(char *pwname,
int r = 0;
context_t con = NULL;
- ssh_selinux_get_role_level(&role, &reqlvl);
+ ssh_selinux_get_role_level(&role, &reqlvl, the_authctxt);
#ifdef HAVE_GETSEUSERBYNAME
if ((r=getseuserbyname(pwname, &sename, &lvl)) != 0) {
@@ -272,7 +268,7 @@ sshd_selinux_getctxbyname(char *pwname,
if (r == 0) {
/* If launched from xinetd, we must use current level */
- if (inetd_flag && !rexeced_flag) {
+ if (inetd) {
security_context_t sshdsc=NULL;
if (getcon_raw(&sshdsc) < 0)
@@ -333,7 +329,8 @@ sshd_selinux_getctxbyname(char *pwname,
/* Setup environment variables for pam_selinux */
static int
-sshd_selinux_setup_variables(int(*set_it)(char *, const char *))
+sshd_selinux_setup_variables(int(*set_it)(char *, const char *), int inetd,
+ Authctxt *the_authctxt)
{
const char *reqlvl;
char *role;
@@ -342,11 +339,11 @@ sshd_selinux_setup_variables(int(*set_it
debug3_f("setting execution context");
- ssh_selinux_get_role_level(&role, &reqlvl);
+ ssh_selinux_get_role_level(&role, &reqlvl, the_authctxt);
rv = set_it("SELINUX_ROLE_REQUESTED", role ? role : "");
- if (inetd_flag && !rexeced_flag) {
+ if (inetd) {
use_current = "1";
} else {
use_current = "";
@@ -362,9 +359,10 @@ sshd_selinux_setup_variables(int(*set_it
}
static int
-sshd_selinux_setup_pam_variables(void)
+sshd_selinux_setup_pam_variables(int inetd,
+ int(pam_setenv)(char *, const char *), Authctxt *the_authctxt)
{
- return sshd_selinux_setup_variables(do_pam_putenv);
+ return sshd_selinux_setup_variables(pam_setenv, inetd, the_authctxt);
}
static int
@@ -374,25 +372,28 @@ do_setenv(char *name, const char *value)
}
int
-sshd_selinux_setup_env_variables(void)
+sshd_selinux_setup_env_variables(int inetd, void *the_authctxt)
{
- return sshd_selinux_setup_variables(do_setenv);
+ Authctxt *authctxt = (Authctxt *) the_authctxt;
+ return sshd_selinux_setup_variables(do_setenv, inetd, authctxt);
}
/* Set the execution context to the default for the specified user */
void
-sshd_selinux_setup_exec_context(char *pwname)
+sshd_selinux_setup_exec_context(char *pwname, int inetd,
+ int(pam_setenv)(char *, const char *), void *the_authctxt, int use_pam)
{
security_context_t user_ctx = NULL;
int r = 0;
security_context_t default_ctx = NULL;
+ Authctxt *authctxt = (Authctxt *) the_authctxt;
if (!sshd_selinux_enabled())
return;
- if (options.use_pam) {
+ if (use_pam) {
/* do not compute context, just setup environment for pam_selinux */
- if (sshd_selinux_setup_pam_variables()) {
+ if (sshd_selinux_setup_pam_variables(inetd, pam_setenv, authctxt)) {
switch (security_getenforce()) {
case -1:
fatal_f("security_getenforce() failed");
@@ -410,7 +411,7 @@ sshd_selinux_setup_exec_context(char *pw
debug3_f("setting execution context");
- r = sshd_selinux_getctxbyname(pwname, &default_ctx, &user_ctx);
+ r = sshd_selinux_getctxbyname(pwname, &default_ctx, &user_ctx, inetd, authctxt);
if (r >= 0) {
r = setexeccon(user_ctx);
if (r < 0) {
diff -up openssh/platform.c.refactor openssh/platform.c
--- openssh/platform.c.refactor 2019-04-04 13:19:12.204821389 +0200
+++ openssh/platform.c 2019-04-04 13:19:12.277822088 +0200
@@ -32,6 +32,9 @@
extern int use_privsep;
extern ServerOptions options;
+extern int inetd_flag;
+extern int rexeced_flag;
+extern Authctxt *the_authctxt;
void
platform_pre_listen(void)
@@ -183,7 +186,9 @@ platform_setusercontext_post_groups(stru
}
#endif /* HAVE_SETPCRED */
#ifdef WITH_SELINUX
- sshd_selinux_setup_exec_context(pw->pw_name);
+ sshd_selinux_setup_exec_context(pw->pw_name,
+ (inetd_flag && !rexeced_flag), do_pam_putenv, the_authctxt,
+ options.use_pam);
#endif
}
diff -up openssh/sshd.c.refactor openssh/sshd.c
--- openssh/sshd.c.refactor 2019-04-04 13:19:12.275822068 +0200
+++ openssh/sshd.c 2019-04-04 13:19:51.270195262 +0200
@@ -158,7 +158,7 @@ int debug_flag = 0;
static int test_flag = 0;
/* Flag indicating that the daemon is being started from inetd. */
-static int inetd_flag = 0;
+int inetd_flag = 0;
/* Flag indicating that sshd should not detach and become a daemon. */
static int no_daemon_flag = 0;
@@ -171,7 +171,7 @@ static char **saved_argv;
static int saved_argc;
/* re-exec */
-static int rexeced_flag = 0;
+int rexeced_flag = 0;
static int rexec_flag = 1;
static int rexec_argc = 0;
static char **rexec_argv;
@@ -2192,7 +2192,9 @@ main(int ac, char **av)
}
#endif
#ifdef WITH_SELINUX
- sshd_selinux_setup_exec_context(authctxt->pw->pw_name);
+ sshd_selinux_setup_exec_context(authctxt->pw->pw_name,
+ (inetd_flag && !rexeced_flag), do_pam_putenv, the_authctxt,
+ options.use_pam);
#endif
#ifdef USE_PAM
if (options.use_pam) {
diff -up openssh/sshconnect.c.refactor openssh/sshconnect.c
--- openssh/sshconnect.c.refactor 2021-02-24 00:12:03.065325046 +0100
+++ openssh/sshconnect.c 2021-02-24 00:12:12.126449544 +0100
@@ -892,7 +892,7 @@ load_hostkeys_command(struct hostkeys *h
if ((pid = subprocess(tag, command, ac, av, &f,
SSH_SUBPROCESS_STDOUT_CAPTURE|SSH_SUBPROCESS_UNSAFE_PATH|
- SSH_SUBPROCESS_PRESERVE_ENV, NULL, NULL, NULL)) == 0)
+ SSH_SUBPROCESS_PRESERVE_ENV, NULL, NULL, NULL, 0, NULL)) == 0)
goto out;
load_hostkeys_file(hostkeys, hostfile_hostname, tag, f, 1);
Reference in New Issue View Git Blame Copy Permalink