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pam/pam-1.1.6-audit-data.patch
Tomas Mraz 010ed2b452 link setuid binaries with full relro (#853158) 
- add rhost and tty to auditing data in modules (#677664)
2012-09-03 15:36:31 +02:00

174 lines
7.4 KiB
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diff -up Linux-PAM-1.1.6/modules/pam_faillock/main.c.audata Linux-PAM-1.1.6/modules/pam_faillock/main.c
--- Linux-PAM-1.1.6/modules/pam_faillock/main.c.audata 2012-09-03 15:18:19.077405822 +0200
+++ Linux-PAM-1.1.6/modules/pam_faillock/main.c 2012-09-03 15:18:19.082405927 +0200
@@ -42,6 +42,7 @@
#include <errno.h>
#include <pwd.h>
#include <time.h>
+#include <unistd.h>
#ifdef HAVE_LIBAUDIT
#include <libaudit.h>
#endif
@@ -142,7 +143,7 @@ do_user(struct options *opts, const char
snprintf(buf, sizeof(buf), "faillock reset uid=%u",
pwd->pw_uid);
audit_log_user_message(audit_fd, AUDIT_USER_ACCT,
- buf, NULL, NULL, NULL, rv == 0);
+ buf, NULL, NULL, ttyname(fileno(stdin)), rv == 0);
}
close(audit_fd);
}
diff -up Linux-PAM-1.1.6/modules/pam_faillock/pam_faillock.c.audata Linux-PAM-1.1.6/modules/pam_faillock/pam_faillock.c
--- Linux-PAM-1.1.6/modules/pam_faillock/pam_faillock.c.audata 2012-09-03 15:18:19.077405822 +0200
+++ Linux-PAM-1.1.6/modules/pam_faillock/pam_faillock.c 2012-09-03 15:18:19.083405948 +0200
@@ -264,6 +264,7 @@ check_tally(pam_handle_t *pamh, struct o
if (opts->action != FAILLOCK_ACTION_PREAUTH) { /* do not audit in preauth */
char buf[64];
int audit_fd;
+ const void *rhost = NULL, *tty = NULL;
audit_fd = audit_open();
/* If there is an error & audit support is in the kernel report error */
@@ -271,9 +272,11 @@ check_tally(pam_handle_t *pamh, struct o
errno == EAFNOSUPPORT))
return PAM_SYSTEM_ERR;
+ (void)pam_get_item(pamh, PAM_TTY, &tty);
+ (void)pam_get_item(pamh, PAM_RHOST, &rhost);
snprintf(buf, sizeof(buf), "pam_faillock uid=%u ", opts->uid);
audit_log_user_message(audit_fd, AUDIT_RESP_ACCT_UNLOCK_TIMED, buf,
- NULL, NULL, NULL, 1);
+ rhost, NULL, tty, 1);
}
#endif
opts->flags |= FAILLOCK_FLAG_UNLOCKED;
@@ -378,6 +381,7 @@ write_tally(pam_handle_t *pamh, struct o
#ifdef HAVE_LIBAUDIT
char buf[64];
int audit_fd;
+ const void *tty = NULL, *rhost = NULL;
audit_fd = audit_open();
/* If there is an error & audit support is in the kernel report error */
@@ -385,13 +389,15 @@ write_tally(pam_handle_t *pamh, struct o
errno == EAFNOSUPPORT))
return PAM_SYSTEM_ERR;
+ (void)pam_get_item(pamh, PAM_TTY, &tty);
+ (void)pam_get_item(pamh, PAM_RHOST, &rhost);
snprintf(buf, sizeof(buf), "pam_faillock uid=%u ", opts->uid);
audit_log_user_message(audit_fd, AUDIT_ANOM_LOGIN_FAILURES, buf,
- NULL, NULL, NULL, 1);
+ rhost, NULL, tty, 1);
if (opts->uid != 0 || (opts->flags & FAILLOCK_FLAG_DENY_ROOT)) {
audit_log_user_message(audit_fd, AUDIT_RESP_ACCT_LOCK, buf,
- NULL, NULL, NULL, 1);
+ rhost, NULL, tty, 1);
}
close(audit_fd);
#endif
diff -up Linux-PAM-1.1.6/modules/pam_selinux/pam_selinux.c.audata Linux-PAM-1.1.6/modules/pam_selinux/pam_selinux.c
--- Linux-PAM-1.1.6/modules/pam_selinux/pam_selinux.c.audata 2012-08-15 13:08:43.000000000 +0200
+++ Linux-PAM-1.1.6/modules/pam_selinux/pam_selinux.c 2012-09-03 15:18:19.083405948 +0200
@@ -87,6 +87,7 @@ int send_audit_message(pam_handle_t *pam
int audit_fd = audit_open();
security_context_t default_raw=NULL;
security_context_t selected_raw=NULL;
+ const void *tty = NULL, *rhost = NULL;
rc = -1;
if (audit_fd < 0) {
if (errno == EINVAL || errno == EPROTONOSUPPORT ||
@@ -95,6 +96,8 @@ int send_audit_message(pam_handle_t *pam
pam_syslog(pamh, LOG_ERR, "Error connecting to audit system.");
return rc;
}
+ (void)pam_get_item(pamh, PAM_TTY, &tty);
+ (void)pam_get_item(pamh, PAM_RHOST, &rhost);
if (selinux_trans_to_raw_context(default_context, &default_raw) < 0) {
pam_syslog(pamh, LOG_ERR, "Error translating default context.");
default_raw = NULL;
@@ -110,7 +113,7 @@ int send_audit_message(pam_handle_t *pam
goto out;
}
if (audit_log_user_message(audit_fd, AUDIT_USER_ROLE_CHANGE,
- msg, NULL, NULL, NULL, success) <= 0) {
+ msg, rhost, NULL, tty, success) <= 0) {
pam_syslog(pamh, LOG_ERR, "Error sending audit message.");
goto out;
}
diff -up Linux-PAM-1.1.6/modules/pam_tally2/pam_tally2.c.audata Linux-PAM-1.1.6/modules/pam_tally2/pam_tally2.c
--- Linux-PAM-1.1.6/modules/pam_tally2/pam_tally2.c.audata 2012-08-15 13:08:43.000000000 +0200
+++ Linux-PAM-1.1.6/modules/pam_tally2/pam_tally2.c 2012-09-03 15:20:06.071641000 +0200
@@ -509,6 +509,7 @@ tally_check (tally_t oldcnt, time_t oldt
#ifdef HAVE_LIBAUDIT
char buf[64];
int audit_fd = -1;
+ const void *rhost = NULL, *tty = NULL;
#endif
if ((opts->ctrl & OPT_MAGIC_ROOT) && getuid() == 0) {
@@ -521,6 +522,8 @@ tally_check (tally_t oldcnt, time_t oldt
if ((audit_fd < 0) && !(errno == EINVAL || errno == EPROTONOSUPPORT ||
errno == EAFNOSUPPORT))
return PAM_SYSTEM_ERR;
+ (void)pam_get_item(pamh, PAM_TTY, &tty);
+ (void)pam_get_item(pamh, PAM_RHOST, &rhost);
#endif
if (opts->deny != 0 && /* deny==0 means no deny */
tally->fail_cnt > opts->deny && /* tally>deny means exceeded */
@@ -530,7 +533,7 @@ tally_check (tally_t oldcnt, time_t oldt
/* First say that max number was hit. */
snprintf(buf, sizeof(buf), "pam_tally2 uid=%u ", uid);
audit_log_user_message(audit_fd, AUDIT_ANOM_LOGIN_FAILURES, buf,
- NULL, NULL, NULL, 1);
+ rhost, NULL, tty, 1);
}
#endif
if (uid) {
@@ -541,7 +544,7 @@ tally_check (tally_t oldcnt, time_t oldt
#ifdef HAVE_LIBAUDIT
snprintf(buf, sizeof(buf), "pam_tally2 uid=%u ", uid);
audit_log_user_message(audit_fd, AUDIT_RESP_ACCT_UNLOCK_TIMED, buf,
- NULL, NULL, NULL, 1);
+ rhost, NULL, tty, 1);
#endif
rv = PAM_SUCCESS;
goto cleanup;
@@ -555,7 +558,7 @@ tally_check (tally_t oldcnt, time_t oldt
#ifdef HAVE_LIBAUDIT
snprintf(buf, sizeof(buf), "pam_tally2 uid=%u ", uid);
audit_log_user_message(audit_fd, AUDIT_RESP_ACCT_UNLOCK_TIMED, buf,
- NULL, NULL, NULL, 1);
+ rhost, NULL, tty, 1);
#endif
rv = PAM_SUCCESS;
goto cleanup;
@@ -567,7 +570,7 @@ tally_check (tally_t oldcnt, time_t oldt
if (tally->fail_cnt == opts->deny+1) {
/* First say that max number was hit. */
audit_log_user_message(audit_fd, AUDIT_RESP_ACCT_LOCK, buf,
- NULL, NULL, NULL, 1);
+ rhost, NULL, tty, 1);
}
#endif
@@ -996,7 +999,7 @@ main( int argc UNUSED, char **argv )
int audit_fd = audit_open();
snprintf(buf, sizeof(buf), "pam_tally2 uid=%u reset=%hu", uid, cline_reset);
audit_log_user_message(audit_fd, AUDIT_USER_ACCT,
- buf, NULL, NULL, NULL, 1);
+ buf, NULL, NULL, ttyname(fileno(stdin)), 1);
if (audit_fd >=0)
close(audit_fd);
#endif
@@ -1041,7 +1044,7 @@ main( int argc UNUSED, char **argv )
int audit_fd = audit_open();
snprintf(buf, sizeof(buf), "pam_tally2 uid=all reset=0");
audit_log_user_message(audit_fd, AUDIT_USER_ACCT,
- buf, NULL, NULL, NULL, 1);
+ buf, NULL, NULL, ttyname(fileno(stdin)), 1);
if (audit_fd >=0)
close(audit_fd);
#endif
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