add periodical reseeding of random generator

change selinux contex for internal sftp in do_usercontext
exit(0) after sigterm
This commit is contained in:
Jan F 2011-03-17 08:18:17 +01:00
parent b32f1200b4
commit 8fe15092c3
8 changed files with 246 additions and 62 deletions

View File

@ -1,6 +1,6 @@
diff -up openssh-5.8p1/audit-bsm.c.audit4 openssh-5.8p1/audit-bsm.c
--- openssh-5.8p1/audit-bsm.c.audit4 2011-03-10 11:54:15.385855094 +0100
+++ openssh-5.8p1/audit-bsm.c 2011-03-10 11:54:16.108981513 +0100
--- openssh-5.8p1/audit-bsm.c.audit4 2011-03-14 16:24:07.432855067 +0100
+++ openssh-5.8p1/audit-bsm.c 2011-03-14 16:24:08.345979587 +0100
@@ -408,4 +408,10 @@ audit_kex_body(int ctos, char *enc, char
{
/* not implemented */
@ -13,8 +13,8 @@ diff -up openssh-5.8p1/audit-bsm.c.audit4 openssh-5.8p1/audit-bsm.c
+}
#endif /* BSM */
diff -up openssh-5.8p1/audit.c.audit4 openssh-5.8p1/audit.c
--- openssh-5.8p1/audit.c.audit4 2011-03-10 11:54:15.430980093 +0100
+++ openssh-5.8p1/audit.c 2011-03-10 11:54:16.150854915 +0100
--- openssh-5.8p1/audit.c.audit4 2011-03-14 16:24:07.489855036 +0100
+++ openssh-5.8p1/audit.c 2011-03-14 16:24:08.396854718 +0100
@@ -143,6 +143,12 @@ audit_kex(int ctos, char *enc, char *mac
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 /* SSH_AUDIT_EVENTS */
diff -up openssh-5.8p1/audit.h.audit4 openssh-5.8p1/audit.h
--- openssh-5.8p1/audit.h.audit4 2011-03-10 11:54:15.474854443 +0100
+++ openssh-5.8p1/audit.h 2011-03-10 11:54:16.195980185 +0100
--- openssh-5.8p1/audit.h.audit4 2011-03-14 16:24:07.539854526 +0100
+++ openssh-5.8p1/audit.h 2011-03-14 16:24:08.442854618 +0100
@@ -62,5 +62,7 @@ void audit_unsupported(int);
void audit_kex(int, char *, char *, char *);
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 */
diff -up openssh-5.8p1/audit-linux.c.audit4 openssh-5.8p1/audit-linux.c
--- openssh-5.8p1/audit-linux.c.audit4 2011-03-10 11:54:15.513980523 +0100
+++ openssh-5.8p1/audit-linux.c 2011-03-10 11:54:16.238854696 +0100
--- openssh-5.8p1/audit-linux.c.audit4 2011-03-14 16:24:07.593854867 +0100
+++ openssh-5.8p1/audit-linux.c 2011-03-14 16:26:58.133854996 +0100
@@ -292,6 +292,8 @@ audit_unsupported_body(int what)
#endif
}
@ -74,7 +74,7 @@ diff -up openssh-5.8p1/audit-linux.c.audit4 openssh-5.8p1/audit-linux.c
- const static char *direction[] = { "from-server", "from-client", "both" };
Cipher *cipher = cipher_by_name(enc);
snprintf(buf, sizeof(buf), "op=start direction=%s cipher=%s ksize=%d spid=%jd suid=%jd rport=%d laddr=%s lport=%d",
snprintf(buf, sizeof(buf), "op=start direction=%s cipher=%s ksize=%d spid=%jd suid=%jd rport=%d laddr=%s lport=%d ",
@@ -323,4 +324,30 @@ audit_kex_body(int ctos, char *enc, char
#endif
}
@ -107,8 +107,8 @@ diff -up openssh-5.8p1/audit-linux.c.audit4 openssh-5.8p1/audit-linux.c
+
#endif /* USE_LINUX_AUDIT */
diff -up openssh-5.8p1/auditstub.c.audit4 openssh-5.8p1/auditstub.c
--- openssh-5.8p1/auditstub.c.audit4 2011-03-10 11:54:15.543855258 +0100
+++ openssh-5.8p1/auditstub.c 2011-03-10 11:54:16.281980911 +0100
--- openssh-5.8p1/auditstub.c.audit4 2011-03-14 16:24:07.634855095 +0100
+++ openssh-5.8p1/auditstub.c 2011-03-14 16:24:08.553854657 +0100
@@ -27,6 +27,8 @@
* 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
--- openssh-5.8p1/kex.c.audit4 2011-03-10 11:54:15.668854854 +0100
+++ openssh-5.8p1/kex.c 2011-03-10 11:54:16.328854758 +0100
--- openssh-5.8p1/kex.c.audit4 2011-03-14 16:24:07.791854867 +0100
+++ openssh-5.8p1/kex.c 2011-03-14 16:24:08.602854638 +0100
@@ -624,3 +624,34 @@ dump_digest(char *msg, u_char *digest, i
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
--- openssh-5.8p1/kex.h.audit4 2010-09-24 14:11:14.000000000 +0200
+++ openssh-5.8p1/kex.h 2011-03-10 11:54:16.375854867 +0100
+++ openssh-5.8p1/kex.h 2011-03-14 16:24:08.650854566 +0100
@@ -156,6 +156,8 @@ void kexgex_server(Kex *);
void kexecdh_client(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 *);
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 2011-03-10 11:54:16.414981731 +0100
+++ openssh-5.8p1/mac.c 2011-03-14 16:24:08.697854630 +0100
@@ -162,6 +162,20 @@ mac_clear(Mac *mac)
mac->umac_ctx = NULL;
}
@ -207,15 +207,15 @@ diff -up openssh-5.8p1/mac.c.audit4 openssh-5.8p1/mac.c
int
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 2011-03-10 11:54:16.459979897 +0100
+++ openssh-5.8p1/mac.h 2011-03-14 16:24:08.747854620 +0100
@@ -28,3 +28,4 @@ int mac_setup(Mac *, char *);
int mac_init(Mac *);
u_char *mac_compute(Mac *, u_int32_t, u_char *, int);
void mac_clear(Mac *);
+void mac_destroy(Mac *);
diff -up openssh-5.8p1/monitor.c.audit4 openssh-5.8p1/monitor.c
--- openssh-5.8p1/monitor.c.audit4 2011-03-10 11:54:15.772979889 +0100
+++ openssh-5.8p1/monitor.c 2011-03-10 11:54:16.520854885 +0100
--- openssh-5.8p1/monitor.c.audit4 2011-03-14 16:24:07.900854565 +0100
+++ openssh-5.8p1/monitor.c 2011-03-14 16:24:08.810854693 +0100
@@ -181,6 +181,7 @@ int mm_answer_audit_command(int, Buffer
int mm_answer_audit_end_command(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 */
diff -up openssh-5.8p1/monitor.h.audit4 openssh-5.8p1/monitor.h
--- openssh-5.8p1/monitor.h.audit4 2011-03-10 11:54:15.820855816 +0100
+++ openssh-5.8p1/monitor.h 2011-03-10 11:54:16.564980955 +0100
--- openssh-5.8p1/monitor.h.audit4 2011-03-14 16:24:07.956854553 +0100
+++ openssh-5.8p1/monitor.h 2011-03-14 16:24:08.857854697 +0100
@@ -69,6 +69,7 @@ enum monitor_reqtype {
MONITOR_REQ_JPAKE_CHECK_CONFIRM, MONITOR_ANS_JPAKE_CHECK_CONFIRM,
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;
diff -up openssh-5.8p1/monitor_wrap.c.audit4 openssh-5.8p1/monitor_wrap.c
--- openssh-5.8p1/monitor_wrap.c.audit4 2011-03-10 11:54:15.867854835 +0100
+++ openssh-5.8p1/monitor_wrap.c 2011-03-10 11:54:16.611855033 +0100
--- openssh-5.8p1/monitor_wrap.c.audit4 2011-03-14 16:24:08.013854544 +0100
+++ openssh-5.8p1/monitor_wrap.c 2011-03-14 16:24:08.917854588 +0100
@@ -615,12 +615,14 @@ mm_send_keystate(struct monitor *monitor
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 */
diff -up openssh-5.8p1/monitor_wrap.h.audit4 openssh-5.8p1/monitor_wrap.h
--- openssh-5.8p1/monitor_wrap.h.audit4 2011-03-10 11:54:15.915854621 +0100
+++ openssh-5.8p1/monitor_wrap.h 2011-03-10 11:54:16.655980759 +0100
--- openssh-5.8p1/monitor_wrap.h.audit4 2011-03-14 16:24:08.061854654 +0100
+++ openssh-5.8p1/monitor_wrap.h 2011-03-14 16:24:08.962855020 +0100
@@ -78,6 +78,7 @@ int mm_audit_run_command(const char *);
void mm_audit_end_command(int, const char *);
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;
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 2011-03-10 11:54:16.966855179 +0100
+++ openssh-5.8p1/packet.c 2011-03-14 16:24:09.027854309 +0100
@@ -60,6 +60,7 @@
#include <signal.h>
@ -566,7 +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
--- openssh-5.8p1/packet.h.audit4 2010-11-20 05:19:38.000000000 +0100
+++ openssh-5.8p1/packet.h 2011-03-10 11:54:16.753854671 +0100
+++ openssh-5.8p1/packet.h 2011-03-14 16:24:09.080979550 +0100
@@ -125,4 +125,5 @@ void packet_restore_state(void);
void *packet_get_input(void);
void *packet_get_output(void);
@ -574,8 +574,8 @@ diff -up openssh-5.8p1/packet.h.audit4 openssh-5.8p1/packet.h
+void packet_destroy_all(int, int);
#endif /* PACKET_H */
diff -up openssh-5.8p1/session.c.audit4 openssh-5.8p1/session.c
--- openssh-5.8p1/session.c.audit4 2011-03-10 11:54:14.556854925 +0100
+++ openssh-5.8p1/session.c 2011-03-10 11:54:16.805855439 +0100
--- openssh-5.8p1/session.c.audit4 2011-03-14 16:24:06.386922297 +0100
+++ openssh-5.8p1/session.c 2011-03-14 16:24:09.143048206 +0100
@@ -1627,6 +1627,9 @@ do_child(Session *s, const char *command
/* remove hostkey from the child's memory */
@ -587,8 +587,8 @@ diff -up openssh-5.8p1/session.c.audit4 openssh-5.8p1/session.c
/* Force a password change */
if (s->authctxt->force_pwchange) {
diff -up openssh-5.8p1/sshd.c.audit4 openssh-5.8p1/sshd.c
--- openssh-5.8p1/sshd.c.audit4 2011-03-10 11:54:15.966980273 +0100
+++ openssh-5.8p1/sshd.c 2011-03-10 11:54:17.027854614 +0100
--- openssh-5.8p1/sshd.c.audit4 2011-03-14 16:24:08.127854626 +0100
+++ openssh-5.8p1/sshd.c 2011-03-14 16:24:09.229855281 +0100
@@ -663,6 +663,8 @@ privsep_preauth(Authctxt *authctxt)
return (0);
}

View File

@ -1,6 +1,6 @@
diff -up openssh-5.8p1/audit-bsm.c.audit5 openssh-5.8p1/audit-bsm.c
--- openssh-5.8p1/audit-bsm.c.audit5 2011-03-10 11:58:54.075979941 +0100
+++ openssh-5.8p1/audit-bsm.c 2011-03-10 11:58:55.029855000 +0100
--- openssh-5.8p1/audit-bsm.c.audit5 2011-03-15 12:09:02.819854798 +0100
+++ openssh-5.8p1/audit-bsm.c 2011-03-15 12:09:03.832854653 +0100
@@ -414,4 +414,22 @@ audit_session_key_free_body(int ctos, pi
{
/* not implemented */
@ -25,8 +25,8 @@ diff -up openssh-5.8p1/audit-bsm.c.audit5 openssh-5.8p1/audit-bsm.c
+}
#endif /* BSM */
diff -up openssh-5.8p1/audit.c.audit5 openssh-5.8p1/audit.c
--- openssh-5.8p1/audit.c.audit5 2011-03-10 11:58:54.121980174 +0100
+++ openssh-5.8p1/audit.c 2011-03-10 11:58:55.077854964 +0100
--- openssh-5.8p1/audit.c.audit5 2011-03-15 12:09:02.863854800 +0100
+++ openssh-5.8p1/audit.c 2011-03-15 12:09:03.883982586 +0100
@@ -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",
(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 /* SSH_AUDIT_EVENTS */
diff -up openssh-5.8p1/audit.h.audit5 openssh-5.8p1/audit.h
--- openssh-5.8p1/audit.h.audit5 2011-03-10 11:58:54.167979998 +0100
+++ openssh-5.8p1/audit.h 2011-03-10 11:58:55.126854627 +0100
--- openssh-5.8p1/audit.h.audit5 2011-03-15 12:09:02.906855169 +0100
+++ openssh-5.8p1/audit.h 2011-03-15 12:09:03.935980417 +0100
@@ -48,6 +48,8 @@ enum ssh_audit_event_type {
};
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 */
diff -up openssh-5.8p1/audit-linux.c.audit5 openssh-5.8p1/audit-linux.c
--- openssh-5.8p1/audit-linux.c.audit5 2011-03-10 11:58:54.215855001 +0100
+++ openssh-5.8p1/audit-linux.c 2011-03-10 11:58:55.170980918 +0100
--- openssh-5.8p1/audit-linux.c.audit5 2011-03-15 12:09:02.955855142 +0100
+++ openssh-5.8p1/audit-linux.c 2011-03-15 12:09:04.018854944 +0100
@@ -350,4 +350,50 @@ audit_session_key_free_body(int ctos, pi
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 */
diff -up openssh-5.8p1/key.c.audit5 openssh-5.8p1/key.c
--- openssh-5.8p1/key.c.audit5 2011-03-10 11:58:51.406979467 +0100
+++ openssh-5.8p1/key.c 2011-03-10 11:58:55.229855219 +0100
--- openssh-5.8p1/key.c.audit5 2011-03-15 12:08:59.815855291 +0100
+++ openssh-5.8p1/key.c 2011-03-15 12:09:04.094854601 +0100
@@ -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)
diff -up openssh-5.8p1/key.h.audit5 openssh-5.8p1/key.h
--- openssh-5.8p1/key.h.audit5 2011-03-10 11:58:51.452981181 +0100
+++ openssh-5.8p1/key.h 2011-03-10 11:58:55.276854914 +0100
--- openssh-5.8p1/key.h.audit5 2011-03-15 12:08:59.869855119 +0100
+++ openssh-5.8p1/key.h 2011-03-15 12:09:04.139854762 +0100
@@ -109,6 +109,7 @@ Key *key_generate(int, u_int);
Key *key_from_private(const Key *);
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_drop_cert(Key *);
diff -up openssh-5.8p1/monitor.c.audit5 openssh-5.8p1/monitor.c
--- openssh-5.8p1/monitor.c.audit5 2011-03-10 11:58:54.503854586 +0100
+++ openssh-5.8p1/monitor.c 2011-03-10 11:58:55.333855125 +0100
--- openssh-5.8p1/monitor.c.audit5 2011-03-15 12:09:03.261856010 +0100
+++ openssh-5.8p1/monitor.c 2011-03-15 12:09:04.190980939 +0100
@@ -106,6 +106,8 @@ extern Buffer auth_debug;
extern int auth_debug_init;
extern Buffer loginmsg;
@ -258,8 +258,8 @@ diff -up openssh-5.8p1/monitor.c.audit5 openssh-5.8p1/monitor.c
+}
#endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.8p1/monitor.h.audit5 openssh-5.8p1/monitor.h
--- openssh-5.8p1/monitor.h.audit5 2011-03-10 11:58:54.545980156 +0100
+++ openssh-5.8p1/monitor.h 2011-03-10 11:58:55.378854631 +0100
--- openssh-5.8p1/monitor.h.audit5 2011-03-15 12:09:03.307855051 +0100
+++ openssh-5.8p1/monitor.h 2011-03-15 12:09:04.232980242 +0100
@@ -70,6 +70,7 @@ enum monitor_reqtype {
MONITOR_REQ_AUDIT_UNSUPPORTED, MONITOR_ANS_AUDIT_UNSUPPORTED,
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;
diff -up openssh-5.8p1/monitor_wrap.c.audit5 openssh-5.8p1/monitor_wrap.c
--- openssh-5.8p1/monitor_wrap.c.audit5 2011-03-10 11:58:54.602854916 +0100
+++ openssh-5.8p1/monitor_wrap.c 2011-03-10 11:58:55.432980073 +0100
--- openssh-5.8p1/monitor_wrap.c.audit5 2011-03-15 12:09:03.363854906 +0100
+++ openssh-5.8p1/monitor_wrap.c 2011-03-15 12:09:04.308855115 +0100
@@ -1501,4 +1501,20 @@ mm_audit_session_key_free_body(int ctos,
&m);
buffer_free(&m);
@ -293,8 +293,8 @@ diff -up openssh-5.8p1/monitor_wrap.c.audit5 openssh-5.8p1/monitor_wrap.c
+}
#endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.8p1/monitor_wrap.h.audit5 openssh-5.8p1/monitor_wrap.h
--- openssh-5.8p1/monitor_wrap.h.audit5 2011-03-10 11:58:54.648980503 +0100
+++ openssh-5.8p1/monitor_wrap.h 2011-03-10 11:58:55.480855200 +0100
--- openssh-5.8p1/monitor_wrap.h.audit5 2011-03-15 12:09:03.419855029 +0100
+++ openssh-5.8p1/monitor_wrap.h 2011-03-15 12:09:04.355854646 +0100
@@ -79,6 +79,7 @@ void mm_audit_end_command(int, const cha
void mm_audit_unsupported_body(int);
void mm_audit_kex_body(int, char *, char *, char *, 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;
diff -up openssh-5.8p1/session.c.audit5 openssh-5.8p1/session.c
--- openssh-5.8p1/session.c.audit5 2011-03-10 11:58:54.800854988 +0100
+++ openssh-5.8p1/session.c 2011-03-10 11:58:55.540854785 +0100
--- openssh-5.8p1/session.c.audit5 2011-03-15 12:09:03.580854904 +0100
+++ openssh-5.8p1/session.c 2011-03-15 12:09:04.414980438 +0100
@@ -132,7 +132,7 @@ extern int log_stderr;
extern int debug_flag;
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. */
packet_destroy_all(0, 1);
diff -up openssh-5.8p1/sshd.c.audit5 openssh-5.8p1/sshd.c
--- openssh-5.8p1/sshd.c.audit5 2011-03-10 11:58:54.856979886 +0100
+++ openssh-5.8p1/sshd.c 2011-03-10 11:58:55.728855905 +0100
--- openssh-5.8p1/sshd.c.audit5 2011-03-15 12:09:03.635855069 +0100
+++ openssh-5.8p1/sshd.c 2011-03-15 12:10:19.893854987 +0100
@@ -253,7 +253,7 @@ Buffer loginmsg;
struct passwd *privsep_pw = NULL;
@ -447,7 +447,7 @@ diff -up openssh-5.8p1/sshd.c.audit5 openssh-5.8p1/sshd.c
+ destroy_sensitive_data(0);
close_listen_socks();
unlink(options.pid_file);
exit(255);
exit(0);
@@ -2023,7 +2074,7 @@ main(int ac, char **av)
privsep_postauth(authctxt);
/* the monitor process [priv] will not return */

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@ -0,0 +1,13 @@
diff -up openssh-5.8p1/entropy.c.reseed openssh-5.8p1/entropy.c
--- openssh-5.8p1/entropy.c.reseed 2011-01-13 11:05:29.000000000 +0100
+++ openssh-5.8p1/entropy.c 2011-03-15 10:18:16.623980109 +0100
@@ -70,6 +70,9 @@ static uid_t original_uid, original_euid
void
seed_rng(void)
{
+#ifdef USE_PRNG_DEVICE
+/* not yet */
+#endif
#ifndef OPENSSL_PRNG_ONLY
int devnull;
int p[2];

12
openssh-5.8p1-exit.patch Normal file
View File

@ -0,0 +1,12 @@
diff -up openssh-5.8p1/sshd.c.exit openssh-5.8p1/sshd.c
--- openssh-5.8p1/sshd.c.exit 2011-01-11 07:20:31.000000000 +0100
+++ openssh-5.8p1/sshd.c 2011-03-15 12:06:20.623854928 +0100
@@ -1115,7 +1115,7 @@ server_accept_loop(int *sock_in, int *so
(int) received_sigterm);
close_listen_socks();
unlink(options.pid_file);
- exit(255);
+ exit(0);
}
if (key_used && key_do_regen) {
generate_ephemeral_server_key();

View File

@ -0,0 +1,52 @@
diff -up openssh-5.8p1/sshd.c.reseed openssh-5.8p1/sshd.c
--- openssh-5.8p1/sshd.c.reseed 2011-03-16 15:48:47.870648161 +0100
+++ openssh-5.8p1/sshd.c 2011-03-16 18:55:52.998648933 +0100
@@ -225,6 +225,8 @@ static volatile sig_atomic_t key_do_rege
static volatile sig_atomic_t received_sighup = 0;
static volatile sig_atomic_t received_sigterm = 0;
+static volatile int need_reseed = 0;
+
/* session identifier, used by RSA-auth */
u_char session_id[16];
@@ -396,6 +398,9 @@ generate_ephemeral_server_key(void)
arc4random_stir();
}
+/*
+ * Signal handler for the alarm in the accept loop.
+ */
/*ARGSUSED*/
static void
key_regeneration_alarm(int sig)
@@ -405,6 +410,7 @@ key_regeneration_alarm(int sig)
signal(SIGALRM, SIG_DFL);
errno = save_errno;
key_do_regen = 1;
+ need_reseed = 1;
}
static void
@@ -1277,6 +1285,12 @@ server_accept_loop(int *sock_in, int *so
* the child process the connection. The
* parent continues listening.
*/
+ if (need_reseed) {
+ seed_rng();
+ logit("random reseeded");
+ need_reseed = 0;
+ alarm(options.key_regeneration_time);
+ }
platform_pre_fork();
if ((pid = fork()) == 0) {
/*
@@ -1836,6 +1852,8 @@ main(int ac, char **av)
signal(SIGCHLD, main_sigchld_handler);
signal(SIGTERM, sigterm_handler);
signal(SIGQUIT, sigterm_handler);
+ signal(SIGALRM, key_regeneration_alarm);
+ alarm(options.key_regeneration_time);
/*
* Write out the pid file after the sigterm handler

View File

@ -0,0 +1,90 @@
diff -up openssh-5.8p1/session.c.sftpcontext openssh-5.8p1/session.c
--- openssh-5.8p1/session.c.sftpcontext 2011-03-17 06:20:41.651773603 +0100
+++ openssh-5.8p1/session.c 2011-03-17 06:39:11.947648737 +0100
@@ -1479,12 +1479,21 @@ safely_chroot(const char *path, uid_t ui
/* Set login name, uid, gid, and groups. */
void
+#ifdef WITH_SELINUX
+do_setusercontext(struct passwd *pw, const char *context)
+#else
do_setusercontext(struct passwd *pw)
+#endif
{
char *chroot_path, *tmp;
platform_setusercontext(pw);
+#ifdef WITH_SELINUX
+ if (context)
+ ssh_selinux_change_context(context);
+#endif
+
if (platform_privileged_uidswap()) {
#ifdef HAVE_LOGIN_CAP
if (setusercontext(lc, pw, pw->pw_uid,
@@ -1633,7 +1642,11 @@ do_child(Session *s, const char *command
/* Force a password change */
if (s->authctxt->force_pwchange) {
+#ifdef WITH_SELINUX
+ do_setusercontext(pw, NULL); //should be passwd_t context set here?
+#else
do_setusercontext(pw);
+#endif
child_close_fds();
do_pwchange(s);
exit(1);
@@ -1660,7 +1673,11 @@ do_child(Session *s, const char *command
/* When PAM is enabled we rely on it to do the nologin check */
if (!options.use_pam)
do_nologin(pw);
+#ifdef WITH_SELINUX
+ do_setusercontext(pw, s->is_subsystem == SUBSYSTEM_INT_SFTP ? "sftpd_t" : NULL);
+#else
do_setusercontext(pw);
+#endif
/*
* PAM session modules in do_setusercontext may have
* generated messages, so if this in an interactive
@@ -1780,9 +1797,6 @@ do_child(Session *s, const char *command
argv[i] = NULL;
optind = optreset = 1;
__progname = argv[0];
-#ifdef WITH_SELINUX
- ssh_selinux_change_context("sftpd_t");
-#endif
exit(sftp_server_main(i, argv, s->pw));
}
diff -up openssh-5.8p1/session.h.sftpcontext openssh-5.8p1/session.h
--- openssh-5.8p1/session.h.sftpcontext 2011-03-17 06:38:15.287648531 +0100
+++ openssh-5.8p1/session.h 2011-03-17 06:40:25.907648653 +0100
@@ -84,7 +84,11 @@ Session *session_new(void);
Session *session_by_id(int);
Session *session_by_tty(char *);
void session_close(Session *);
+#ifdef WITH_SELINUX
+void do_setusercontext(struct passwd *, const char *);
+#else
void do_setusercontext(struct passwd *);
+#endif
void child_set_env(char ***envp, u_int *envsizep, const char *name,
const char *value);
diff -up openssh-5.8p1/sshd.c.sftpcontext openssh-5.8p1/sshd.c
--- openssh-5.8p1/sshd.c.sftpcontext 2011-03-17 06:40:55.961663207 +0100
+++ openssh-5.8p1/sshd.c 2011-03-17 06:45:14.037735849 +0100
@@ -772,7 +772,11 @@ privsep_postauth(Authctxt *authctxt)
RAND_seed(rnd, sizeof(rnd));
/* Drop privileges */
- do_setusercontext(authctxt->pw);
+#ifdef WITH_SELINUX
+ do_setusercontext(authctxt->pw, NULL);
+#else
+ do_setusercontext(authctxt->pw);
+#endif
skip:
/* It is safe now to apply the key state */

View File

@ -5,8 +5,8 @@ diff -up openssh-5.8p1/log.h.wIm openssh-5.8p1/log.h
void debug(const char *, ...) __attribute__((format(printf, 1, 2)));
void debug2(const char *, ...) __attribute__((format(printf, 1, 2)));
void debug3(const char *, ...) __attribute__((format(printf, 1, 2)));
+void _debug_wIm_body(const char *, const char *);
+#define debug_wIm(a) _debug_wIm_body(a,__func__)
+void _debug_wIm_body(const char *, const char *, const char *, int);
+#define debug_wIm(a) _debug_wIm_body(a,__func__,__FILE__,__LINE__)
void do_log(LogLevel, const char *, va_list);
void cleanup_exit(int) __attribute__((noreturn));
@ -67,9 +67,9 @@ diff -up openssh-5.8p1/whereIam.c.wIm openssh-5.8p1/whereIam.c
+
+int whereIam = -1;
+
+void _debug_wIm_body(const char *txt, const char *func)
+void _debug_wIm_body(const char *txt, const char *func, const char *file, int line)
+{
+ debug("%s: %s wIm = %d, uid=%d, euid=%d", txt, func, whereIam, getuid(), geteuid());
+ debug("%s: %s(%s:%d) wIm = %d, uid=%d, euid=%d", txt, func, file, line, whereIam, getuid(), geteuid());
+}
+
+

View File

@ -71,7 +71,7 @@
# Do not forget to bump pam_ssh_agent_auth release if you rewind the main package release to 1
%define openssh_ver 5.8p1
%define openssh_rel 17
%define openssh_rel 18
%define pam_ssh_agent_ver 0.9.2
%define pam_ssh_agent_rel 30
@ -98,6 +98,8 @@ Patch99: openssh-5.8p1-wIm.patch
Patch0: openssh-5.6p1-redhat.patch
#https://bugzilla.mindrot.org/show_bug.cgi?id=1872
Patch100: openssh-5.8p1-fingerprint.patch
#?
Patch200: openssh-5.8p1-exit.patch
#https://bugzilla.mindrot.org/show_bug.cgi?id=1402
Patch8: openssh-5.8p1-audit0.patch
Patch108: openssh-5.8p1-audit0a.patch
@ -111,6 +113,10 @@ Patch4: openssh-5.8p1-audit4.patch
Patch104: openssh-5.8p1-audit4a.patch
Patch5: openssh-5.8p1-audit5.patch
Patch105: openssh-5.8p1-audit5a.patch
#?
Patch6: openssh-5.8p1-reseed.patch
#?
Patch7: openssh-5.8p1-entropy.patch
#https://bugzilla.mindrot.org/show_bug.cgi?id=1640
Patch9: openssh-5.8p1-vendor.patch
# --- pam_ssh-agent ---
@ -128,6 +134,8 @@ Patch23: openssh-5.8p1-selinux-role.patch
Patch24: openssh-5.8p1-mls.patch
# #https://bugzilla.mindrot.org/show_bug.cgi?id=1614
# Patch25: openssh-5.6p1-selabel.patch
#?
Patch26: openssh-5.8p1-sftpcontext.patch
#https://bugzilla.mindrot.org/show_bug.cgi?id=1668
Patch30: openssh-5.6p1-keygen.patch
#https://bugzilla.mindrot.org/show_bug.cgi?id=1644
@ -161,8 +169,8 @@ Patch158: openssh-5.8p1-keycat2.patch
Patch60: openssh-5.8p1-gsskex.patch
#?
Patch61: openssh-5.8p1-gssapi-canohost.patch
#https://bugzilla.mindrot.org/show_bug.cgi?id=1873
#=>https://bugzilla.redhat.com/show_bug.cgi?id=668993
#---
#https://bugzilla.mindrot.org/show_bug.cgi?id=1873 => https://bugzilla.redhat.com/show_bug.cgi?id=668993
License: BSD
Group: Applications/Internet
@ -312,6 +320,7 @@ The module is most useful for su and sudo service stacks.
###%patch99 -p1 -b .wIm
%patch0 -p1 -b .redhat
%patch100 -p1 -b .fingerprint
%patch200 -p1 -b .exit
%patch8 -p1 -b .audit0
%patch108 -p1 -b .audit0a
%patch1 -p1 -b .audit1
@ -324,6 +333,8 @@ The module is most useful for su and sudo service stacks.
%patch104 -p1 -b .audit4a
%patch5 -p1 -b .audit5
%patch105 -p1 -b .audit5a
%patch6 -p1 -b .reseed
%patch7 -p1 -b .entropy
%patch9 -p1 -b .vendor
%if %{pam_ssh_agent}
pushd pam_ssh_agent_auth-%{pam_ssh_agent_ver}
@ -343,6 +354,7 @@ popd
%patch22 -p1 -b .selinux
%patch23 -p1 -b .role
%patch24 -p1 -b .mls
%patch26 -p1 -b .sftpcontext
%endif
%patch30 -p1 -b .keygen
%patch31 -p1 -b .ip-opts
@ -652,6 +664,11 @@ fi
%endif
%changelog
* Thu Mar 17 2011 Jan F. Chadima <jchadima@redhat.com> - 5.8p1-18 + 0.9.2-30
- add periodical reseeding of random generator
- change selinux contex for internal sftp in do_usercontext
- exit(0) after sigterm
* Thu Mar 10 2011 Jan F. Chadima <jchadima@redhat.com> - 5.8p1-17 + 0.9.2-30
- improove ssh-ldap (documentation)