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improve session keys audit

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This commit is contained in:
Jan F 2011-03-10 15:52:21 +01:00
parent ffd063fe18
commit a864d61df9
5 changed files with 119 additions and 167 deletions
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126
openssh-5.8p1-audit4.patch
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@ -1,6 +1,6 @@
diff -up openssh-5.8p1/audit-bsm.c.audit4 openssh-5.8p1/audit-bsm.c diff -up openssh-5.8p1/audit-bsm.c.audit4 openssh-5.8p1/audit-bsm.c
--- openssh-5.8p1/audit-bsm.c.audit4 2011-03-02 10:06:43.000000000 +0100 --- openssh-5.8p1/audit-bsm.c.audit4 2011-03-10 11:54:15.385855094 +0100
+++ openssh-5.8p1/audit-bsm.c 2011-03-02 10:06:44.000000000 +0100 +++ openssh-5.8p1/audit-bsm.c 2011-03-10 11:54:16.108981513 +0100
@@ -408,4 +408,10 @@ audit_kex_body(int ctos, char *enc, char @@ -408,4 +408,10 @@ audit_kex_body(int ctos, char *enc, char
{ {
/* not implemented */ /* not implemented */
@ -13,8 +13,8 @@ diff -up openssh-5.8p1/audit-bsm.c.audit4 openssh-5.8p1/audit-bsm.c
+} +}
#endif /* BSM */ #endif /* BSM */
diff -up openssh-5.8p1/audit.c.audit4 openssh-5.8p1/audit.c diff -up openssh-5.8p1/audit.c.audit4 openssh-5.8p1/audit.c
--- openssh-5.8p1/audit.c.audit4 2011-03-02 10:06:43.000000000 +0100 --- openssh-5.8p1/audit.c.audit4 2011-03-10 11:54:15.430980093 +0100
+++ openssh-5.8p1/audit.c 2011-03-02 10:06:44.000000000 +0100 +++ openssh-5.8p1/audit.c 2011-03-10 11:54:16.150854915 +0100
@@ -143,6 +143,12 @@ audit_kex(int ctos, char *enc, char *mac @@ -143,6 +143,12 @@ audit_kex(int ctos, char *enc, char *mac
PRIVSEP(audit_kex_body(ctos, enc, mac, comp, getpid(), getuid())); PRIVSEP(audit_kex_body(ctos, enc, mac, comp, getpid(), getuid()));
} }
@ -45,8 +45,8 @@ diff -up openssh-5.8p1/audit.c.audit4 openssh-5.8p1/audit.c
# endif /* !defined CUSTOM_SSH_AUDIT_EVENTS */ # endif /* !defined CUSTOM_SSH_AUDIT_EVENTS */
#endif /* SSH_AUDIT_EVENTS */ #endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.8p1/audit.h.audit4 openssh-5.8p1/audit.h diff -up openssh-5.8p1/audit.h.audit4 openssh-5.8p1/audit.h
--- openssh-5.8p1/audit.h.audit4 2011-03-02 10:06:43.000000000 +0100 --- openssh-5.8p1/audit.h.audit4 2011-03-10 11:54:15.474854443 +0100
+++ openssh-5.8p1/audit.h 2011-03-02 10:06:44.000000000 +0100 +++ openssh-5.8p1/audit.h 2011-03-10 11:54:16.195980185 +0100
@@ -62,5 +62,7 @@ void audit_unsupported(int); @@ -62,5 +62,7 @@ void audit_unsupported(int);
void audit_kex(int, char *, char *, char *); void audit_kex(int, char *, char *, char *);
void audit_unsupported_body(int); void audit_unsupported_body(int);
@ -56,8 +56,8 @@ diff -up openssh-5.8p1/audit.h.audit4 openssh-5.8p1/audit.h
#endif /* _SSH_AUDIT_H */ #endif /* _SSH_AUDIT_H */
diff -up openssh-5.8p1/audit-linux.c.audit4 openssh-5.8p1/audit-linux.c diff -up openssh-5.8p1/audit-linux.c.audit4 openssh-5.8p1/audit-linux.c
--- openssh-5.8p1/audit-linux.c.audit4 2011-03-02 10:06:44.000000000 +0100 --- openssh-5.8p1/audit-linux.c.audit4 2011-03-10 11:54:15.513980523 +0100
+++ openssh-5.8p1/audit-linux.c 2011-03-02 10:06:44.000000000 +0100 +++ openssh-5.8p1/audit-linux.c 2011-03-10 11:54:16.238854696 +0100
@@ -292,6 +292,8 @@ audit_unsupported_body(int what) @@ -292,6 +292,8 @@ audit_unsupported_body(int what)
#endif #endif
} }
@ -107,8 +107,8 @@ diff -up openssh-5.8p1/audit-linux.c.audit4 openssh-5.8p1/audit-linux.c
+ +
#endif /* USE_LINUX_AUDIT */ #endif /* USE_LINUX_AUDIT */
diff -up openssh-5.8p1/auditstub.c.audit4 openssh-5.8p1/auditstub.c diff -up openssh-5.8p1/auditstub.c.audit4 openssh-5.8p1/auditstub.c
--- openssh-5.8p1/auditstub.c.audit4 2011-03-02 10:06:44.000000000 +0100 --- openssh-5.8p1/auditstub.c.audit4 2011-03-10 11:54:15.543855258 +0100
+++ openssh-5.8p1/auditstub.c 2011-03-02 10:06:44.000000000 +0100 +++ openssh-5.8p1/auditstub.c 2011-03-10 11:54:16.281980911 +0100
@@ -27,6 +27,8 @@ @@ -27,6 +27,8 @@
* Red Hat author: Jan F. Chadima <jchadima@redhat.com> * Red Hat author: Jan F. Chadima <jchadima@redhat.com>
*/ */
@ -132,8 +132,8 @@ diff -up openssh-5.8p1/auditstub.c.audit4 openssh-5.8p1/auditstub.c
+{ +{
+} +}
diff -up openssh-5.8p1/kex.c.audit4 openssh-5.8p1/kex.c diff -up openssh-5.8p1/kex.c.audit4 openssh-5.8p1/kex.c
--- openssh-5.8p1/kex.c.audit4 2011-03-02 10:06:44.000000000 +0100 --- openssh-5.8p1/kex.c.audit4 2011-03-10 11:54:15.668854854 +0100
+++ openssh-5.8p1/kex.c 2011-03-02 10:06:44.000000000 +0100 +++ openssh-5.8p1/kex.c 2011-03-10 11:54:16.328854758 +0100
@@ -624,3 +624,34 @@ dump_digest(char *msg, u_char *digest, i @@ -624,3 +624,34 @@ dump_digest(char *msg, u_char *digest, i
fprintf(stderr, "\n"); fprintf(stderr, "\n");
} }
@ -171,7 +171,7 @@ diff -up openssh-5.8p1/kex.c.audit4 openssh-5.8p1/kex.c
+ +
diff -up openssh-5.8p1/kex.h.audit4 openssh-5.8p1/kex.h diff -up openssh-5.8p1/kex.h.audit4 openssh-5.8p1/kex.h
--- openssh-5.8p1/kex.h.audit4 2010-09-24 14:11:14.000000000 +0200 --- openssh-5.8p1/kex.h.audit4 2010-09-24 14:11:14.000000000 +0200
+++ openssh-5.8p1/kex.h 2011-03-02 10:06:44.000000000 +0100 +++ openssh-5.8p1/kex.h 2011-03-10 11:54:16.375854867 +0100
@@ -156,6 +156,8 @@ void kexgex_server(Kex *); @@ -156,6 +156,8 @@ void kexgex_server(Kex *);
void kexecdh_client(Kex *); void kexecdh_client(Kex *);
void kexecdh_server(Kex *); void kexecdh_server(Kex *);
@ -183,7 +183,7 @@ diff -up openssh-5.8p1/kex.h.audit4 openssh-5.8p1/kex.h
BIGNUM *, BIGNUM *, BIGNUM *, u_char **, u_int *); BIGNUM *, BIGNUM *, BIGNUM *, u_char **, u_int *);
diff -up openssh-5.8p1/mac.c.audit4 openssh-5.8p1/mac.c diff -up openssh-5.8p1/mac.c.audit4 openssh-5.8p1/mac.c
--- openssh-5.8p1/mac.c.audit4 2008-06-13 02:58:50.000000000 +0200 --- openssh-5.8p1/mac.c.audit4 2008-06-13 02:58:50.000000000 +0200
+++ openssh-5.8p1/mac.c 2011-03-02 10:06:44.000000000 +0100 +++ openssh-5.8p1/mac.c 2011-03-10 11:54:16.414981731 +0100
@@ -162,6 +162,20 @@ mac_clear(Mac *mac) @@ -162,6 +162,20 @@ mac_clear(Mac *mac)
mac->umac_ctx = NULL; mac->umac_ctx = NULL;
} }
@ -207,15 +207,15 @@ diff -up openssh-5.8p1/mac.c.audit4 openssh-5.8p1/mac.c
int int
diff -up openssh-5.8p1/mac.h.audit4 openssh-5.8p1/mac.h diff -up openssh-5.8p1/mac.h.audit4 openssh-5.8p1/mac.h
--- openssh-5.8p1/mac.h.audit4 2007-06-11 06:01:42.000000000 +0200 --- openssh-5.8p1/mac.h.audit4 2007-06-11 06:01:42.000000000 +0200
+++ openssh-5.8p1/mac.h 2011-03-02 10:06:44.000000000 +0100 +++ openssh-5.8p1/mac.h 2011-03-10 11:54:16.459979897 +0100
@@ -28,3 +28,4 @@ int mac_setup(Mac *, char *); @@ -28,3 +28,4 @@ int mac_setup(Mac *, char *);
int mac_init(Mac *); int mac_init(Mac *);
u_char *mac_compute(Mac *, u_int32_t, u_char *, int); u_char *mac_compute(Mac *, u_int32_t, u_char *, int);
void mac_clear(Mac *); void mac_clear(Mac *);
+void mac_destroy(Mac *); +void mac_destroy(Mac *);
diff -up openssh-5.8p1/monitor.c.audit4 openssh-5.8p1/monitor.c diff -up openssh-5.8p1/monitor.c.audit4 openssh-5.8p1/monitor.c
--- openssh-5.8p1/monitor.c.audit4 2011-03-02 10:06:44.000000000 +0100 --- openssh-5.8p1/monitor.c.audit4 2011-03-10 11:54:15.772979889 +0100
+++ openssh-5.8p1/monitor.c 2011-03-02 10:06:44.000000000 +0100 +++ openssh-5.8p1/monitor.c 2011-03-10 11:54:16.520854885 +0100
@@ -181,6 +181,7 @@ int mm_answer_audit_command(int, Buffer @@ -181,6 +181,7 @@ int mm_answer_audit_command(int, Buffer
int mm_answer_audit_end_command(int, Buffer *); int mm_answer_audit_end_command(int, Buffer *);
int mm_answer_audit_unsupported_body(int, Buffer *); int mm_answer_audit_unsupported_body(int, Buffer *);
@ -311,8 +311,8 @@ diff -up openssh-5.8p1/monitor.c.audit4 openssh-5.8p1/monitor.c
+} +}
#endif /* SSH_AUDIT_EVENTS */ #endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.8p1/monitor.h.audit4 openssh-5.8p1/monitor.h diff -up openssh-5.8p1/monitor.h.audit4 openssh-5.8p1/monitor.h
--- openssh-5.8p1/monitor.h.audit4 2011-03-02 10:06:44.000000000 +0100 --- openssh-5.8p1/monitor.h.audit4 2011-03-10 11:54:15.820855816 +0100
+++ openssh-5.8p1/monitor.h 2011-03-02 10:06:45.000000000 +0100 +++ openssh-5.8p1/monitor.h 2011-03-10 11:54:16.564980955 +0100
@@ -69,6 +69,7 @@ enum monitor_reqtype { @@ -69,6 +69,7 @@ enum monitor_reqtype {
MONITOR_REQ_JPAKE_CHECK_CONFIRM, MONITOR_ANS_JPAKE_CHECK_CONFIRM, MONITOR_REQ_JPAKE_CHECK_CONFIRM, MONITOR_ANS_JPAKE_CHECK_CONFIRM,
MONITOR_REQ_AUDIT_UNSUPPORTED, MONITOR_ANS_AUDIT_UNSUPPORTED, MONITOR_REQ_AUDIT_UNSUPPORTED, MONITOR_ANS_AUDIT_UNSUPPORTED,
@ -322,8 +322,8 @@ diff -up openssh-5.8p1/monitor.h.audit4 openssh-5.8p1/monitor.h
struct mm_master; struct mm_master;
diff -up openssh-5.8p1/monitor_wrap.c.audit4 openssh-5.8p1/monitor_wrap.c diff -up openssh-5.8p1/monitor_wrap.c.audit4 openssh-5.8p1/monitor_wrap.c
--- openssh-5.8p1/monitor_wrap.c.audit4 2011-03-02 10:06:44.000000000 +0100 --- openssh-5.8p1/monitor_wrap.c.audit4 2011-03-10 11:54:15.867854835 +0100
+++ openssh-5.8p1/monitor_wrap.c 2011-03-02 10:06:45.000000000 +0100 +++ openssh-5.8p1/monitor_wrap.c 2011-03-10 11:54:16.611855033 +0100
@@ -615,12 +615,14 @@ mm_send_keystate(struct monitor *monitor @@ -615,12 +615,14 @@ mm_send_keystate(struct monitor *monitor
fatal("%s: conversion of newkeys failed", __func__); fatal("%s: conversion of newkeys failed", __func__);
@ -360,8 +360,8 @@ diff -up openssh-5.8p1/monitor_wrap.c.audit4 openssh-5.8p1/monitor_wrap.c
+} +}
#endif /* SSH_AUDIT_EVENTS */ #endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.8p1/monitor_wrap.h.audit4 openssh-5.8p1/monitor_wrap.h diff -up openssh-5.8p1/monitor_wrap.h.audit4 openssh-5.8p1/monitor_wrap.h
--- openssh-5.8p1/monitor_wrap.h.audit4 2011-03-02 10:06:44.000000000 +0100 --- openssh-5.8p1/monitor_wrap.h.audit4 2011-03-10 11:54:15.915854621 +0100
+++ openssh-5.8p1/monitor_wrap.h 2011-03-02 10:07:05.000000000 +0100 +++ openssh-5.8p1/monitor_wrap.h 2011-03-10 11:54:16.655980759 +0100
@@ -78,6 +78,7 @@ int mm_audit_run_command(const char *); @@ -78,6 +78,7 @@ int mm_audit_run_command(const char *);
void mm_audit_end_command(int, const char *); void mm_audit_end_command(int, const char *);
void mm_audit_unsupported_body(int); void mm_audit_unsupported_body(int);
@ -372,7 +372,7 @@ diff -up openssh-5.8p1/monitor_wrap.h.audit4 openssh-5.8p1/monitor_wrap.h
struct Session; struct Session;
diff -up openssh-5.8p1/packet.c.audit4 openssh-5.8p1/packet.c diff -up openssh-5.8p1/packet.c.audit4 openssh-5.8p1/packet.c
--- openssh-5.8p1/packet.c.audit4 2010-11-24 00:46:37.000000000 +0100 --- openssh-5.8p1/packet.c.audit4 2010-11-24 00:46:37.000000000 +0100
+++ openssh-5.8p1/packet.c 2011-03-02 10:06:45.000000000 +0100 +++ openssh-5.8p1/packet.c 2011-03-10 11:54:16.966855179 +0100
@@ -60,6 +60,7 @@ @@ -60,6 +60,7 @@
#include <signal.h> #include <signal.h>
@ -381,15 +381,56 @@ diff -up openssh-5.8p1/packet.c.audit4 openssh-5.8p1/packet.c
#include "buffer.h" #include "buffer.h"
#include "packet.h" #include "packet.h"
#include "crc32.h" #include "crc32.h"
@@ -497,6 +498,7 @@ packet_close(void) @@ -472,6 +473,13 @@ packet_get_connection_out(void)
return active_state->connection_out;
} }
cipher_cleanup(&active_state->send_context);
cipher_cleanup(&active_state->receive_context); +static int
+packet_state_has_keys (const struct session_state *state)
+{
+ return state != NULL &&
+ (state->newkeys[MODE_IN] != NULL || state->newkeys[MODE_OUT] != NULL);
+}
+
/* Closes the connection and clears and frees internal data structures. */
void
@@ -480,13 +488,6 @@ packet_close(void)
if (!active_state->initialized)
return;
active_state->initialized = 0;
- if (active_state->connection_in == active_state->connection_out) {
- shutdown(active_state->connection_out, SHUT_RDWR);
- close(active_state->connection_out);
- } else {
- close(active_state->connection_in);
- close(active_state->connection_out);
- }
buffer_free(&active_state->input);
buffer_free(&active_state->output);
buffer_free(&active_state->outgoing_packet);
@@ -495,8 +496,18 @@ packet_close(void)
buffer_free(&active_state->compression_buffer);
buffer_compress_uninit();
}
- cipher_cleanup(&active_state->send_context);
- cipher_cleanup(&active_state->receive_context);
+ if (packet_state_has_keys(active_state)) {
+ cipher_cleanup(&active_state->send_context);
+ cipher_cleanup(&active_state->receive_context);
+ audit_session_key_free(2); + audit_session_key_free(2);
+ }
+ if (active_state->connection_in == active_state->connection_out) {
+ shutdown(active_state->connection_out, SHUT_RDWR);
+ close(active_state->connection_out);
+ } else {
+ close(active_state->connection_in);
+ close(active_state->connection_out);
+ }
} }
/* Sets remote side protocol flags. */ /* Sets remote side protocol flags. */
@@ -731,6 +733,23 @@ packet_send1(void) @@ -731,6 +742,23 @@ packet_send1(void)
*/ */
} }
@ -413,7 +454,7 @@ diff -up openssh-5.8p1/packet.c.audit4 openssh-5.8p1/packet.c
void void
set_newkeys(int mode) set_newkeys(int mode)
{ {
@@ -756,18 +775,9 @@ set_newkeys(int mode) @@ -756,18 +784,9 @@ set_newkeys(int mode)
} }
if (active_state->newkeys[mode] != NULL) { if (active_state->newkeys[mode] != NULL) {
debug("set_newkeys: rekeying"); debug("set_newkeys: rekeying");
@ -434,7 +475,7 @@ diff -up openssh-5.8p1/packet.c.audit4 openssh-5.8p1/packet.c
} }
active_state->newkeys[mode] = kex_get_newkeys(mode); active_state->newkeys[mode] = kex_get_newkeys(mode);
if (active_state->newkeys[mode] == NULL) if (active_state->newkeys[mode] == NULL)
@@ -1912,6 +1922,54 @@ packet_get_newkeys(int mode) @@ -1912,6 +1931,47 @@ packet_get_newkeys(int mode)
return (void *)active_state->newkeys[mode]; return (void *)active_state->newkeys[mode];
} }
@ -461,13 +502,6 @@ diff -up openssh-5.8p1/packet.c.audit4 openssh-5.8p1/packet.c
+// memset(state, 0, sizeof(state)); +// memset(state, 0, sizeof(state));
+} +}
+ +
+static int
+packet_state_has_keys (const struct session_state *state)
+{
+ return state != NULL &&
+ (state->newkeys[MODE_IN] != NULL || state->newkeys[MODE_OUT] != NULL);
+}
+
+void +void
+packet_destroy_all(int audit_it, int privsep) +packet_destroy_all(int audit_it, int privsep)
+{ +{
@ -489,7 +523,7 @@ diff -up openssh-5.8p1/packet.c.audit4 openssh-5.8p1/packet.c
/* /*
* Save the state for the real connection, and use a separate state when * Save the state for the real connection, and use a separate state when
* resuming a suspended connection. * resuming a suspended connection.
@@ -1919,18 +1977,12 @@ packet_get_newkeys(int mode) @@ -1919,18 +1979,12 @@ packet_get_newkeys(int mode)
void void
packet_backup_state(void) packet_backup_state(void)
{ {
@ -509,7 +543,7 @@ diff -up openssh-5.8p1/packet.c.audit4 openssh-5.8p1/packet.c
} }
/* /*
@@ -1947,9 +1999,7 @@ packet_restore_state(void) @@ -1947,9 +2001,7 @@ packet_restore_state(void)
backup_state = active_state; backup_state = active_state;
active_state = tmp; active_state = tmp;
active_state->connection_in = backup_state->connection_in; active_state->connection_in = backup_state->connection_in;
@ -519,7 +553,7 @@ diff -up openssh-5.8p1/packet.c.audit4 openssh-5.8p1/packet.c
len = buffer_len(&backup_state->input); len = buffer_len(&backup_state->input);
if (len > 0) { if (len > 0) {
buf = buffer_ptr(&backup_state->input); buf = buffer_ptr(&backup_state->input);
@@ -1957,4 +2007,10 @@ packet_restore_state(void) @@ -1957,4 +2009,10 @@ packet_restore_state(void)
buffer_clear(&backup_state->input); buffer_clear(&backup_state->input);
add_recv_bytes(len); add_recv_bytes(len);
} }
@ -532,7 +566,7 @@ diff -up openssh-5.8p1/packet.c.audit4 openssh-5.8p1/packet.c
+ +
diff -up openssh-5.8p1/packet.h.audit4 openssh-5.8p1/packet.h diff -up openssh-5.8p1/packet.h.audit4 openssh-5.8p1/packet.h
--- openssh-5.8p1/packet.h.audit4 2010-11-20 05:19:38.000000000 +0100 --- openssh-5.8p1/packet.h.audit4 2010-11-20 05:19:38.000000000 +0100
+++ openssh-5.8p1/packet.h 2011-03-02 10:06:45.000000000 +0100 +++ openssh-5.8p1/packet.h 2011-03-10 11:54:16.753854671 +0100
@@ -125,4 +125,5 @@ void packet_restore_state(void); @@ -125,4 +125,5 @@ void packet_restore_state(void);
void *packet_get_input(void); void *packet_get_input(void);
void *packet_get_output(void); void *packet_get_output(void);
@ -540,8 +574,8 @@ diff -up openssh-5.8p1/packet.h.audit4 openssh-5.8p1/packet.h
+void packet_destroy_all(int, int); +void packet_destroy_all(int, int);
#endif /* PACKET_H */ #endif /* PACKET_H */
diff -up openssh-5.8p1/session.c.audit4 openssh-5.8p1/session.c diff -up openssh-5.8p1/session.c.audit4 openssh-5.8p1/session.c
--- openssh-5.8p1/session.c.audit4 2011-03-02 10:06:43.000000000 +0100 --- openssh-5.8p1/session.c.audit4 2011-03-10 11:54:14.556854925 +0100
+++ openssh-5.8p1/session.c 2011-03-02 10:06:45.000000000 +0100 +++ openssh-5.8p1/session.c 2011-03-10 11:54:16.805855439 +0100
@@ -1627,6 +1627,9 @@ do_child(Session *s, const char *command @@ -1627,6 +1627,9 @@ do_child(Session *s, const char *command
/* remove hostkey from the child's memory */ /* remove hostkey from the child's memory */
@ -553,8 +587,8 @@ diff -up openssh-5.8p1/session.c.audit4 openssh-5.8p1/session.c
/* Force a password change */ /* Force a password change */
if (s->authctxt->force_pwchange) { if (s->authctxt->force_pwchange) {
diff -up openssh-5.8p1/sshd.c.audit4 openssh-5.8p1/sshd.c diff -up openssh-5.8p1/sshd.c.audit4 openssh-5.8p1/sshd.c
--- openssh-5.8p1/sshd.c.audit4 2011-03-02 10:06:44.000000000 +0100 --- openssh-5.8p1/sshd.c.audit4 2011-03-10 11:54:15.966980273 +0100
+++ openssh-5.8p1/sshd.c 2011-03-02 10:06:45.000000000 +0100 +++ openssh-5.8p1/sshd.c 2011-03-10 11:54:17.027854614 +0100
@@ -663,6 +663,8 @@ privsep_preauth(Authctxt *authctxt) @@ -663,6 +663,8 @@ privsep_preauth(Authctxt *authctxt)
return (0); return (0);
} }
@ -587,7 +621,7 @@ diff -up openssh-5.8p1/sshd.c.audit4 openssh-5.8p1/sshd.c
do_authenticated(authctxt); do_authenticated(authctxt);
/* The connection has been terminated. */ /* The connection has been terminated. */
+ packet_destroy_all(1, 0); + packet_destroy_all(1, 1);
+ +
packet_get_state(MODE_IN, NULL, NULL, NULL, &ibytes); packet_get_state(MODE_IN, NULL, NULL, NULL, &ibytes);
packet_get_state(MODE_OUT, NULL, NULL, NULL, &obytes); packet_get_state(MODE_OUT, NULL, NULL, NULL, &obytes);

79
openssh-5.8p1-audit4a.patch
View File

@ -1,79 +0,0 @@
diff -up openssh-5.8p1/packet.c.audit4a openssh-5.8p1/packet.c
--- openssh-5.8p1/packet.c.audit4a 2011-03-08 08:52:12.000000000 +0100
+++ openssh-5.8p1/packet.c 2011-03-08 08:52:39.000000000 +0100
@@ -473,6 +473,13 @@ packet_get_connection_out(void)
return active_state->connection_out;
}
+static int
+packet_state_has_keys (const struct session_state *state)
+{
+ return state != NULL &&
+ (state->newkeys[MODE_IN] != NULL || state->newkeys[MODE_OUT] != NULL);
+}
+
/* Closes the connection and clears and frees internal data structures. */
void
@@ -481,13 +488,6 @@ packet_close(void)
if (!active_state->initialized)
return;
active_state->initialized = 0;
- if (active_state->connection_in == active_state->connection_out) {
- shutdown(active_state->connection_out, SHUT_RDWR);
- close(active_state->connection_out);
- } else {
- close(active_state->connection_in);
- close(active_state->connection_out);
- }
buffer_free(&active_state->input);
buffer_free(&active_state->output);
buffer_free(&active_state->outgoing_packet);
@@ -496,9 +496,18 @@ packet_close(void)
buffer_free(&active_state->compression_buffer);
buffer_compress_uninit();
}
- cipher_cleanup(&active_state->send_context);
- cipher_cleanup(&active_state->receive_context);
- audit_session_key_free(2);
+ if (packet_state_has_keys(active_state)) {
+ cipher_cleanup(&active_state->send_context);
+ cipher_cleanup(&active_state->receive_context);
+ audit_session_key_free(2);
+ }
+ if (active_state->connection_in == active_state->connection_out) {
+ shutdown(active_state->connection_out, SHUT_RDWR);
+ close(active_state->connection_out);
+ } else {
+ close(active_state->connection_in);
+ close(active_state->connection_out);
+ }
}
/* Sets remote side protocol flags. */
@@ -1945,13 +1954,6 @@ packet_destroy_state(struct session_stat
// memset(state, 0, sizeof(state));
}
-static int
-packet_state_has_keys (const struct session_state *state)
-{
- return state != NULL &&
- (state->newkeys[MODE_IN] != NULL || state->newkeys[MODE_OUT] != NULL);
-}
-
void
packet_destroy_all(int audit_it, int privsep)
{
diff -up openssh-5.8p1/sshd.c.audit4a openssh-5.8p1/sshd.c
--- openssh-5.8p1/sshd.c.audit4a 2011-03-08 08:53:02.000000000 +0100
+++ openssh-5.8p1/sshd.c 2011-03-08 08:55:23.000000000 +0100
@@ -2033,7 +2033,7 @@ main(int ac, char **av)
do_authenticated(authctxt);
/* The connection has been terminated. */
- packet_destroy_all(1, 0);
+ packet_destroy_all(1, 1);
packet_get_state(MODE_IN, NULL, NULL, NULL, &ibytes);
packet_get_state(MODE_OUT, NULL, NULL, NULL, &obytes);

62
openssh-5.8p1-audit5.patch
View File

@ -1,6 +1,6 @@
diff -up openssh-5.8p1/audit-bsm.c.audit5 openssh-5.8p1/audit-bsm.c diff -up openssh-5.8p1/audit-bsm.c.audit5 openssh-5.8p1/audit-bsm.c
--- openssh-5.8p1/audit-bsm.c.audit5 2011-03-02 08:30:41.000000000 +0100 --- openssh-5.8p1/audit-bsm.c.audit5 2011-03-10 11:58:54.075979941 +0100
+++ openssh-5.8p1/audit-bsm.c 2011-03-02 08:30:41.000000000 +0100 +++ openssh-5.8p1/audit-bsm.c 2011-03-10 11:58:55.029855000 +0100
@@ -414,4 +414,22 @@ audit_session_key_free_body(int ctos, pi @@ -414,4 +414,22 @@ audit_session_key_free_body(int ctos, pi
{ {
/* not implemented */ /* not implemented */
@ -25,8 +25,8 @@ diff -up openssh-5.8p1/audit-bsm.c.audit5 openssh-5.8p1/audit-bsm.c
+} +}
#endif /* BSM */ #endif /* BSM */
diff -up openssh-5.8p1/audit.c.audit5 openssh-5.8p1/audit.c diff -up openssh-5.8p1/audit.c.audit5 openssh-5.8p1/audit.c
--- openssh-5.8p1/audit.c.audit5 2011-03-02 08:30:41.000000000 +0100 --- openssh-5.8p1/audit.c.audit5 2011-03-10 11:58:54.121980174 +0100
+++ openssh-5.8p1/audit.c 2011-03-02 08:30:41.000000000 +0100 +++ openssh-5.8p1/audit.c 2011-03-10 11:58:55.077854964 +0100
@@ -290,5 +290,24 @@ audit_session_key_free_body(int ctos, pi @@ -290,5 +290,24 @@ audit_session_key_free_body(int ctos, pi
debug("audit session key discard euid %u direction %d from pid %ld uid %u", debug("audit session key discard euid %u direction %d from pid %ld uid %u",
(unsigned)geteuid(), ctos, (long)pid, (unsigned)uid); (unsigned)geteuid(), ctos, (long)pid, (unsigned)uid);
@ -53,8 +53,8 @@ diff -up openssh-5.8p1/audit.c.audit5 openssh-5.8p1/audit.c
# endif /* !defined CUSTOM_SSH_AUDIT_EVENTS */ # endif /* !defined CUSTOM_SSH_AUDIT_EVENTS */
#endif /* SSH_AUDIT_EVENTS */ #endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.8p1/audit.h.audit5 openssh-5.8p1/audit.h diff -up openssh-5.8p1/audit.h.audit5 openssh-5.8p1/audit.h
--- openssh-5.8p1/audit.h.audit5 2011-03-02 08:30:41.000000000 +0100 --- openssh-5.8p1/audit.h.audit5 2011-03-10 11:58:54.167979998 +0100
+++ openssh-5.8p1/audit.h 2011-03-02 08:31:15.000000000 +0100 +++ openssh-5.8p1/audit.h 2011-03-10 11:58:55.126854627 +0100
@@ -48,6 +48,8 @@ enum ssh_audit_event_type { @@ -48,6 +48,8 @@ enum ssh_audit_event_type {
}; };
typedef enum ssh_audit_event_type ssh_audit_event_t; typedef enum ssh_audit_event_type ssh_audit_event_t;
@ -73,8 +73,8 @@ diff -up openssh-5.8p1/audit.h.audit5 openssh-5.8p1/audit.h
#endif /* _SSH_AUDIT_H */ #endif /* _SSH_AUDIT_H */
diff -up openssh-5.8p1/audit-linux.c.audit5 openssh-5.8p1/audit-linux.c diff -up openssh-5.8p1/audit-linux.c.audit5 openssh-5.8p1/audit-linux.c
--- openssh-5.8p1/audit-linux.c.audit5 2011-03-02 08:30:41.000000000 +0100 --- openssh-5.8p1/audit-linux.c.audit5 2011-03-10 11:58:54.215855001 +0100
+++ openssh-5.8p1/audit-linux.c 2011-03-02 08:30:42.000000000 +0100 +++ openssh-5.8p1/audit-linux.c 2011-03-10 11:58:55.170980918 +0100
@@ -350,4 +350,50 @@ audit_session_key_free_body(int ctos, pi @@ -350,4 +350,50 @@ audit_session_key_free_body(int ctos, pi
error("cannot write into audit"); error("cannot write into audit");
} }
@ -127,8 +127,8 @@ diff -up openssh-5.8p1/audit-linux.c.audit5 openssh-5.8p1/audit-linux.c
+} +}
#endif /* USE_LINUX_AUDIT */ #endif /* USE_LINUX_AUDIT */
diff -up openssh-5.8p1/key.c.audit5 openssh-5.8p1/key.c diff -up openssh-5.8p1/key.c.audit5 openssh-5.8p1/key.c
--- openssh-5.8p1/key.c.audit5 2011-03-02 08:30:38.000000000 +0100 --- openssh-5.8p1/key.c.audit5 2011-03-10 11:58:51.406979467 +0100
+++ openssh-5.8p1/key.c 2011-03-02 08:30:42.000000000 +0100 +++ openssh-5.8p1/key.c 2011-03-10 11:58:55.229855219 +0100
@@ -1797,6 +1797,30 @@ key_demote(const Key *k) @@ -1797,6 +1797,30 @@ key_demote(const Key *k)
} }
@ -161,8 +161,8 @@ diff -up openssh-5.8p1/key.c.audit5 openssh-5.8p1/key.c
{ {
if (k == NULL) if (k == NULL)
diff -up openssh-5.8p1/key.h.audit5 openssh-5.8p1/key.h diff -up openssh-5.8p1/key.h.audit5 openssh-5.8p1/key.h
--- openssh-5.8p1/key.h.audit5 2011-03-02 08:30:38.000000000 +0100 --- openssh-5.8p1/key.h.audit5 2011-03-10 11:58:51.452981181 +0100
+++ openssh-5.8p1/key.h 2011-03-02 08:30:42.000000000 +0100 +++ openssh-5.8p1/key.h 2011-03-10 11:58:55.276854914 +0100
@@ -109,6 +109,7 @@ Key *key_generate(int, u_int); @@ -109,6 +109,7 @@ Key *key_generate(int, u_int);
Key *key_from_private(const Key *); Key *key_from_private(const Key *);
int key_type_from_name(char *); int key_type_from_name(char *);
@ -172,8 +172,8 @@ diff -up openssh-5.8p1/key.h.audit5 openssh-5.8p1/key.h
int key_to_certified(Key *, int); int key_to_certified(Key *, int);
int key_drop_cert(Key *); int key_drop_cert(Key *);
diff -up openssh-5.8p1/monitor.c.audit5 openssh-5.8p1/monitor.c diff -up openssh-5.8p1/monitor.c.audit5 openssh-5.8p1/monitor.c
--- openssh-5.8p1/monitor.c.audit5 2011-03-02 08:30:41.000000000 +0100 --- openssh-5.8p1/monitor.c.audit5 2011-03-10 11:58:54.503854586 +0100
+++ openssh-5.8p1/monitor.c 2011-03-02 08:30:42.000000000 +0100 +++ openssh-5.8p1/monitor.c 2011-03-10 11:58:55.333855125 +0100
@@ -106,6 +106,8 @@ extern Buffer auth_debug; @@ -106,6 +106,8 @@ extern Buffer auth_debug;
extern int auth_debug_init; extern int auth_debug_init;
extern Buffer loginmsg; extern Buffer loginmsg;
@ -258,8 +258,8 @@ diff -up openssh-5.8p1/monitor.c.audit5 openssh-5.8p1/monitor.c
+} +}
#endif /* SSH_AUDIT_EVENTS */ #endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.8p1/monitor.h.audit5 openssh-5.8p1/monitor.h diff -up openssh-5.8p1/monitor.h.audit5 openssh-5.8p1/monitor.h
--- openssh-5.8p1/monitor.h.audit5 2011-03-02 08:30:41.000000000 +0100 --- openssh-5.8p1/monitor.h.audit5 2011-03-10 11:58:54.545980156 +0100
+++ openssh-5.8p1/monitor.h 2011-03-02 08:30:42.000000000 +0100 +++ openssh-5.8p1/monitor.h 2011-03-10 11:58:55.378854631 +0100
@@ -70,6 +70,7 @@ enum monitor_reqtype { @@ -70,6 +70,7 @@ enum monitor_reqtype {
MONITOR_REQ_AUDIT_UNSUPPORTED, MONITOR_ANS_AUDIT_UNSUPPORTED, MONITOR_REQ_AUDIT_UNSUPPORTED, MONITOR_ANS_AUDIT_UNSUPPORTED,
MONITOR_REQ_AUDIT_KEX, MONITOR_ANS_AUDIT_KEX, MONITOR_REQ_AUDIT_KEX, MONITOR_ANS_AUDIT_KEX,
@ -269,8 +269,8 @@ diff -up openssh-5.8p1/monitor.h.audit5 openssh-5.8p1/monitor.h
struct mm_master; struct mm_master;
diff -up openssh-5.8p1/monitor_wrap.c.audit5 openssh-5.8p1/monitor_wrap.c diff -up openssh-5.8p1/monitor_wrap.c.audit5 openssh-5.8p1/monitor_wrap.c
--- openssh-5.8p1/monitor_wrap.c.audit5 2011-03-02 08:30:41.000000000 +0100 --- openssh-5.8p1/monitor_wrap.c.audit5 2011-03-10 11:58:54.602854916 +0100
+++ openssh-5.8p1/monitor_wrap.c 2011-03-02 08:30:42.000000000 +0100 +++ openssh-5.8p1/monitor_wrap.c 2011-03-10 11:58:55.432980073 +0100
@@ -1501,4 +1501,20 @@ mm_audit_session_key_free_body(int ctos, @@ -1501,4 +1501,20 @@ mm_audit_session_key_free_body(int ctos,
&m); &m);
buffer_free(&m); buffer_free(&m);
@ -293,9 +293,9 @@ diff -up openssh-5.8p1/monitor_wrap.c.audit5 openssh-5.8p1/monitor_wrap.c
+} +}
#endif /* SSH_AUDIT_EVENTS */ #endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.8p1/monitor_wrap.h.audit5 openssh-5.8p1/monitor_wrap.h diff -up openssh-5.8p1/monitor_wrap.h.audit5 openssh-5.8p1/monitor_wrap.h
--- openssh-5.8p1/monitor_wrap.h.audit5 2011-03-02 08:30:41.000000000 +0100 --- openssh-5.8p1/monitor_wrap.h.audit5 2011-03-10 11:58:54.648980503 +0100
+++ openssh-5.8p1/monitor_wrap.h 2011-03-02 08:30:42.000000000 +0100 +++ openssh-5.8p1/monitor_wrap.h 2011-03-10 11:58:55.480855200 +0100
@@ -79,6 +79,7 @@ void mm_audit_end_command(const char *); @@ -79,6 +79,7 @@ void mm_audit_end_command(int, const cha
void mm_audit_unsupported_body(int); void mm_audit_unsupported_body(int);
void mm_audit_kex_body(int, char *, char *, char *, pid_t, uid_t); void mm_audit_kex_body(int, char *, char *, char *, pid_t, uid_t);
void mm_audit_session_key_free_body(int, pid_t, uid_t); void mm_audit_session_key_free_body(int, pid_t, uid_t);
@ -304,8 +304,8 @@ diff -up openssh-5.8p1/monitor_wrap.h.audit5 openssh-5.8p1/monitor_wrap.h
struct Session; struct Session;
diff -up openssh-5.8p1/session.c.audit5 openssh-5.8p1/session.c diff -up openssh-5.8p1/session.c.audit5 openssh-5.8p1/session.c
--- openssh-5.8p1/session.c.audit5 2011-03-02 08:30:41.000000000 +0100 --- openssh-5.8p1/session.c.audit5 2011-03-10 11:58:54.800854988 +0100
+++ openssh-5.8p1/session.c 2011-03-02 08:30:42.000000000 +0100 +++ openssh-5.8p1/session.c 2011-03-10 11:58:55.540854785 +0100
@@ -132,7 +132,7 @@ extern int log_stderr; @@ -132,7 +132,7 @@ extern int log_stderr;
extern int debug_flag; extern int debug_flag;
extern u_int utmp_len; extern u_int utmp_len;
@ -325,8 +325,8 @@ diff -up openssh-5.8p1/session.c.audit5 openssh-5.8p1/session.c
monitor over a single socket, with no synchronization. */ monitor over a single socket, with no synchronization. */
packet_destroy_all(0, 1); packet_destroy_all(0, 1);
diff -up openssh-5.8p1/sshd.c.audit5 openssh-5.8p1/sshd.c diff -up openssh-5.8p1/sshd.c.audit5 openssh-5.8p1/sshd.c
--- openssh-5.8p1/sshd.c.audit5 2011-03-02 08:30:41.000000000 +0100 --- openssh-5.8p1/sshd.c.audit5 2011-03-10 11:58:54.856979886 +0100
+++ openssh-5.8p1/sshd.c 2011-03-02 08:30:42.000000000 +0100 +++ openssh-5.8p1/sshd.c 2011-03-10 11:58:55.728855905 +0100
@@ -253,7 +253,7 @@ Buffer loginmsg; @@ -253,7 +253,7 @@ Buffer loginmsg;
struct passwd *privsep_pw = NULL; struct passwd *privsep_pw = NULL;
@ -457,7 +457,15 @@ diff -up openssh-5.8p1/sshd.c.audit5 openssh-5.8p1/sshd.c
} }
packet_set_timeout(options.client_alive_interval, packet_set_timeout(options.client_alive_interval,
@@ -2262,7 +2313,7 @@ do_ssh1_kex(void) @@ -2034,6 +2085,7 @@ main(int ac, char **av)
/* The connection has been terminated. */
packet_destroy_all(1, 1);
+ destroy_sensitive_data(1);
packet_get_state(MODE_IN, NULL, NULL, NULL, &ibytes);
packet_get_state(MODE_OUT, NULL, NULL, NULL, &obytes);
@@ -2262,7 +2314,7 @@ do_ssh1_kex(void)
session_id[i] = session_key[i] ^ session_key[i + 16]; session_id[i] = session_key[i] ^ session_key[i + 16];
} }
/* Destroy the private and public keys. No longer. */ /* Destroy the private and public keys. No longer. */
@ -466,7 +474,7 @@ diff -up openssh-5.8p1/sshd.c.audit5 openssh-5.8p1/sshd.c
if (use_privsep) if (use_privsep)
mm_ssh1_session_id(session_id); mm_ssh1_session_id(session_id);
@@ -2352,8 +2403,22 @@ do_ssh2_kex(void) @@ -2352,8 +2404,22 @@ do_ssh2_kex(void)
void void
cleanup_exit(int i) cleanup_exit(int i)
{ {

11
openssh-5.8p1-audit5a.patch
View File

@ -1,11 +0,0 @@
diff -up openssh-5.8p1/sshd.c.audit5a openssh-5.8p1/sshd.c
--- openssh-5.8p1/sshd.c.audit5a 2011-03-08 09:03:49.000000000 +0100
+++ openssh-5.8p1/sshd.c 2011-03-08 09:06:23.000000000 +0100
@@ -2085,6 +2085,7 @@ main(int ac, char **av)
/* The connection has been terminated. */
packet_destroy_all(1, 1);
+ destroy_sensitive_data(1);
packet_get_state(MODE_IN, NULL, NULL, NULL, &ibytes);
packet_get_state(MODE_OUT, NULL, NULL, NULL, &obytes);

6
openssh.spec
View File

@ -357,9 +357,9 @@ popd
%patch56 -p1 -b .edns %patch56 -p1 -b .edns
%patch57 -p1 -b .manpage %patch57 -p1 -b .manpage
%patch58 -p1 -b .keycat %patch58 -p1 -b .keycat
###%patch158 -p1 -b .keycat2 %patch158 -p1 -b .keycat2
###%patch60 -p1 -b .gsskex %patch60 -p1 -b .gsskex
###%patch61 -p1 -b .canohost %patch61 -p1 -b .canohost
autoreconf autoreconf
pushd pam_ssh_agent_auth-%{pam_ssh_agent_ver} pushd pam_ssh_agent_auth-%{pam_ssh_agent_ver}