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- add audit of destruction the server keys

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This commit is contained in:
Jan F 2011-01-14 10:18:17 +01:00
parent 92eab14042
commit 9828ffb5fc
2 changed files with 85 additions and 53 deletions
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90
openssh-5.6p1-audit5.patch
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@ -1,6 +1,38 @@
diff -up openssh-5.6p1/audit-bsm.c.audit5 openssh-5.6p1/audit-bsm.c
--- openssh-5.6p1/audit-bsm.c.audit5 2011-01-14 10:14:08.000000000 +0100
+++ openssh-5.6p1/audit-bsm.c 2011-01-14 10:04:56.000000000 +0100
@@ -401,4 +401,10 @@ audit_session_key_free_body(int ctos)
{
/* not implemented */
}
+
+void
+audit_destroy_sensitive_data(void)
+{
+ /* not implemented */
+}
#endif /* BSM */
diff -up openssh-5.6p1/audit.c.audit5 openssh-5.6p1/audit.c
--- openssh-5.6p1/audit.c.audit5 2011-01-14 10:14:08.000000000 +0100
+++ openssh-5.6p1/audit.c 2011-01-14 10:07:57.000000000 +0100
@@ -268,5 +268,14 @@ audit_session_key_free_body(int ctos)
{
debug("audit session key discard euid %d direction %d", geteuid(), ctos);
}
+
+/*
+ * This will be called on destroy private part of the server key
+ */
+void
+audit_destroy_sensitive_data(void)
+{
+ debug("audit destroy sensitive data euid %d", geteuid());
+}
# endif /* !defined CUSTOM_SSH_AUDIT_EVENTS */
#endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.6p1/audit.h.audit5 openssh-5.6p1/audit.h
--- openssh-5.6p1/audit.h.audit5 2011-01-14 09:21:01.000000000 +0100
+++ openssh-5.6p1/audit.h 2011-01-14 09:21:04.000000000 +0100
--- openssh-5.6p1/audit.h.audit5 2011-01-14 10:14:08.000000000 +0100
+++ openssh-5.6p1/audit.h 2011-01-14 10:14:08.000000000 +0100
@@ -62,5 +62,6 @@ void audit_unsupported_body(int);
void audit_kex_body(int, char *, char *, char *);
void audit_session_key_free(int ctos);
@ -9,8 +41,8 @@ diff -up openssh-5.6p1/audit.h.audit5 openssh-5.6p1/audit.h
#endif /* _SSH_AUDIT_H */
diff -up openssh-5.6p1/audit-linux.c.audit5 openssh-5.6p1/audit-linux.c
--- openssh-5.6p1/audit-linux.c.audit5 2011-01-14 09:21:01.000000000 +0100
+++ openssh-5.6p1/audit-linux.c 2011-01-14 09:21:04.000000000 +0100
--- openssh-5.6p1/audit-linux.c.audit5 2011-01-14 10:14:08.000000000 +0100
+++ openssh-5.6p1/audit-linux.c 2011-01-14 10:14:08.000000000 +0100
@@ -226,4 +226,26 @@ audit_session_key_free_body(int ctos)
error("cannot write into audit");
}
@ -39,9 +71,9 @@ diff -up openssh-5.6p1/audit-linux.c.audit5 openssh-5.6p1/audit-linux.c
+
#endif /* USE_LINUX_AUDIT */
diff -up openssh-5.6p1/monitor.c.audit5 openssh-5.6p1/monitor.c
--- openssh-5.6p1/monitor.c.audit5 2011-01-14 09:21:04.000000000 +0100
+++ openssh-5.6p1/monitor.c 2011-01-14 09:21:05.000000000 +0100
@@ -186,6 +186,7 @@ int mm_answer_audit_command(int, Buffer
--- openssh-5.6p1/monitor.c.audit5 2011-01-14 10:14:08.000000000 +0100
+++ openssh-5.6p1/monitor.c 2011-01-14 10:14:08.000000000 +0100
@@ -181,6 +181,7 @@ int mm_answer_audit_command(int, Buffer
int mm_answer_audit_unsupported_body(int, Buffer *);
int mm_answer_audit_kex_body(int, Buffer *);
int mm_answer_audit_session_key_free_body(int, Buffer *);
@ -49,7 +81,7 @@ diff -up openssh-5.6p1/monitor.c.audit5 openssh-5.6p1/monitor.c
#endif
static Authctxt *authctxt;
@@ -240,6 +241,7 @@ struct mon_table mon_dispatch_proto20[]
@@ -232,6 +233,7 @@ struct mon_table mon_dispatch_proto20[]
{MONITOR_REQ_AUDIT_UNSUPPORTED, MON_PERMIT, mm_answer_audit_unsupported_body},
{MONITOR_REQ_AUDIT_KEX, MON_PERMIT, mm_answer_audit_kex_body},
{MONITOR_REQ_AUDIT_SESSION_KEY_FREE, MON_PERMIT, mm_answer_audit_session_key_free_body},
@ -57,7 +89,7 @@ diff -up openssh-5.6p1/monitor.c.audit5 openssh-5.6p1/monitor.c
#endif
#ifdef BSD_AUTH
{MONITOR_REQ_BSDAUTHQUERY, MON_ISAUTH, mm_answer_bsdauthquery},
@@ -286,6 +288,7 @@ struct mon_table mon_dispatch_postauth20
@@ -271,6 +273,7 @@ struct mon_table mon_dispatch_postauth20
{MONITOR_REQ_AUDIT_UNSUPPORTED, MON_PERMIT, mm_answer_audit_unsupported_body},
{MONITOR_REQ_AUDIT_KEX, MON_PERMIT, mm_answer_audit_kex_body},
{MONITOR_REQ_AUDIT_SESSION_KEY_FREE, MON_PERMIT, mm_answer_audit_session_key_free_body},
@ -65,7 +97,7 @@ diff -up openssh-5.6p1/monitor.c.audit5 openssh-5.6p1/monitor.c
#endif
{0, 0, NULL}
};
@@ -320,6 +323,7 @@ struct mon_table mon_dispatch_proto15[]
@@ -305,6 +308,7 @@ struct mon_table mon_dispatch_proto15[]
{MONITOR_REQ_AUDIT_UNSUPPORTED, MON_PERMIT, mm_answer_audit_unsupported_body},
{MONITOR_REQ_AUDIT_KEX, MON_PERMIT, mm_answer_audit_kex_body},
{MONITOR_REQ_AUDIT_SESSION_KEY_FREE, MON_PERMIT, mm_answer_audit_session_key_free_body},
@ -73,7 +105,7 @@ diff -up openssh-5.6p1/monitor.c.audit5 openssh-5.6p1/monitor.c
#endif
{0, 0, NULL}
};
@@ -334,6 +338,7 @@ struct mon_table mon_dispatch_postauth15
@@ -319,6 +323,7 @@ struct mon_table mon_dispatch_postauth15
{MONITOR_REQ_AUDIT_UNSUPPORTED, MON_PERMIT, mm_answer_audit_unsupported_body},
{MONITOR_REQ_AUDIT_KEX, MON_PERMIT, mm_answer_audit_kex_body},
{MONITOR_REQ_AUDIT_SESSION_KEY_FREE, MON_PERMIT, mm_answer_audit_session_key_free_body},
@ -81,7 +113,7 @@ diff -up openssh-5.6p1/monitor.c.audit5 openssh-5.6p1/monitor.c
#endif
{0, 0, NULL}
};
@@ -2409,4 +2414,15 @@ mm_answer_audit_session_key_free_body(in
@@ -2271,4 +2276,15 @@ mm_answer_audit_session_key_free_body(in
mm_request_send(sock, MONITOR_ANS_AUDIT_SESSION_KEY_FREE, m);
return 0;
}
@ -98,9 +130,9 @@ diff -up openssh-5.6p1/monitor.c.audit5 openssh-5.6p1/monitor.c
+}
#endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.6p1/monitor.h.audit5 openssh-5.6p1/monitor.h
--- openssh-5.6p1/monitor.h.audit5 2011-01-14 09:21:04.000000000 +0100
+++ openssh-5.6p1/monitor.h 2011-01-14 09:21:05.000000000 +0100
@@ -74,6 +74,7 @@ enum monitor_reqtype {
--- openssh-5.6p1/monitor.h.audit5 2011-01-14 10:14:08.000000000 +0100
+++ openssh-5.6p1/monitor.h 2011-01-14 10:14:08.000000000 +0100
@@ -69,6 +69,7 @@ enum monitor_reqtype {
MONITOR_REQ_AUDIT_UNSUPPORTED, MONITOR_ANS_AUDIT_UNSUPPORTED,
MONITOR_REQ_AUDIT_KEX, MONITOR_ANS_AUDIT_KEX,
MONITOR_REQ_AUDIT_SESSION_KEY_FREE, MONITOR_ANS_AUDIT_SESSION_KEY_FREE,
@ -109,9 +141,9 @@ diff -up openssh-5.6p1/monitor.h.audit5 openssh-5.6p1/monitor.h
struct mm_master;
diff -up openssh-5.6p1/monitor_wrap.c.audit5 openssh-5.6p1/monitor_wrap.c
--- openssh-5.6p1/monitor_wrap.c.audit5 2011-01-14 09:21:04.000000000 +0100
+++ openssh-5.6p1/monitor_wrap.c 2011-01-14 09:21:05.000000000 +0100
@@ -1522,4 +1522,16 @@ mm_audit_session_key_free_body(int ctos)
--- openssh-5.6p1/monitor_wrap.c.audit5 2011-01-14 10:14:08.000000000 +0100
+++ openssh-5.6p1/monitor_wrap.c 2011-01-14 10:14:08.000000000 +0100
@@ -1458,4 +1458,16 @@ mm_audit_session_key_free_body(int ctos)
&m);
buffer_free(&m);
}
@ -129,9 +161,9 @@ diff -up openssh-5.6p1/monitor_wrap.c.audit5 openssh-5.6p1/monitor_wrap.c
+}
#endif /* SSH_AUDIT_EVENTS */
diff -up openssh-5.6p1/monitor_wrap.h.audit5 openssh-5.6p1/monitor_wrap.h
--- openssh-5.6p1/monitor_wrap.h.audit5 2011-01-14 09:21:04.000000000 +0100
+++ openssh-5.6p1/monitor_wrap.h 2011-01-14 09:21:05.000000000 +0100
@@ -82,6 +82,7 @@ void mm_audit_run_command(const char *);
--- openssh-5.6p1/monitor_wrap.h.audit5 2011-01-14 10:14:08.000000000 +0100
+++ openssh-5.6p1/monitor_wrap.h 2011-01-14 10:14:08.000000000 +0100
@@ -77,6 +77,7 @@ void mm_audit_run_command(const char *);
void mm_audit_unsupported_body(int);
void mm_audit_kex_body(int, char *, char *, char *);
void mm_audit_session_key_free_body(int);
@ -140,9 +172,9 @@ diff -up openssh-5.6p1/monitor_wrap.h.audit5 openssh-5.6p1/monitor_wrap.h
struct Session;
diff -up openssh-5.6p1/session.c.audit5 openssh-5.6p1/session.c
--- openssh-5.6p1/session.c.audit5 2011-01-14 09:21:02.000000000 +0100
+++ openssh-5.6p1/session.c 2011-01-14 09:22:29.000000000 +0100
@@ -1679,6 +1679,7 @@ do_child(Session *s, const char *command
--- openssh-5.6p1/session.c.audit5 2010-06-26 02:00:15.000000000 +0200
+++ openssh-5.6p1/session.c 2011-01-14 10:14:08.000000000 +0100
@@ -1677,6 +1677,7 @@ do_child(Session *s, const char *command
/* remove hostkey from the child's memory */
destroy_sensitive_data();
@ -151,9 +183,9 @@ diff -up openssh-5.6p1/session.c.audit5 openssh-5.6p1/session.c
/* Force a password change */
if (s->authctxt->force_pwchange) {
diff -up openssh-5.6p1/sshd.c.audit5 openssh-5.6p1/sshd.c
--- openssh-5.6p1/sshd.c.audit5 2011-01-14 09:21:04.000000000 +0100
+++ openssh-5.6p1/sshd.c 2011-01-14 09:23:25.000000000 +0100
@@ -588,6 +588,7 @@ demote_sensitive_data(void)
--- openssh-5.6p1/sshd.c.audit5 2011-01-14 10:14:08.000000000 +0100
+++ openssh-5.6p1/sshd.c 2011-01-14 10:14:08.000000000 +0100
@@ -579,6 +579,7 @@ demote_sensitive_data(void)
}
/* Certs do not need demotion */
}
@ -161,7 +193,7 @@ diff -up openssh-5.6p1/sshd.c.audit5 openssh-5.6p1/sshd.c
/* We do not clear ssh1_host key and cookie. XXX - Okay Niels? */
}
@@ -2101,8 +2102,10 @@ main(int ac, char **av)
@@ -2011,8 +2012,10 @@ main(int ac, char **av)
if (use_privsep) {
privsep_postauth(authctxt);
/* the monitor process [priv] will not return */
@ -173,7 +205,7 @@ diff -up openssh-5.6p1/sshd.c.audit5 openssh-5.6p1/sshd.c
}
packet_set_timeout(options.client_alive_interval,
@@ -2339,6 +2342,7 @@ do_ssh1_kex(void)
@@ -2249,6 +2252,7 @@ do_ssh1_kex(void)
}
/* Destroy the private and public keys. No longer. */
destroy_sensitive_data();

48
openssh.spec
View File

@ -284,7 +284,7 @@ The module is most useful for su and sudo service stacks.
%patch4 -p1 -b .audit3
%patch104 -p1 -b .audit4
%patch105 -p1 -b .audit5
%patch5 -p1 -b .vendor
###%patch5 -p1 -b .vendor
%if %{pam_ssh_agent}
pushd pam_ssh_agent_auth-%{pam_ssh_agent_ver}
@ -297,31 +297,31 @@ popd
%if %{WITH_SELINUX}
#SELinux
%patch12 -p1 -b .selinux
%patch13 -p1 -b .mls
%patch18 -p1 -b .pam_selinux
###%patch12 -p1 -b .selinux
###%patch13 -p1 -b .mls
###%patch18 -p1 -b .pam_selinux
%endif
%patch20 -p1 -b .akc
%patch21 -p1 -b .ldap
%patch23 -p1 -b .keygen
%patch24 -p1 -b .fromto-remote
%patch27 -p1 -b .log-chroot
%patch30 -p1 -b .exit-deadlock
%patch35 -p1 -b .progress
%patch38 -p1 -b .grab-info
%patch44 -p1 -b .ip-opts
%patch49 -p1 -b .canohost
%patch62 -p1 -b .manpage
%patch65 -p1 -b .fips
%patch69 -p1 -b .selabel
%patch71 -p1 -b .edns
%patch73 -p1 -b .gsskex
%patch74 -p1 -b .randclean
%patch78 -p1 -b .kuserok
%patch79 -p1 -b .x11
%patch80 -p1 -b .biguid
%patch81 -p1 -b .clientloop
###%patch20 -p1 -b .akc
###%patch21 -p1 -b .ldap
###%patch23 -p1 -b .keygen
###%patch24 -p1 -b .fromto-remote
###%patch27 -p1 -b .log-chroot
###%patch30 -p1 -b .exit-deadlock
###%patch35 -p1 -b .progress
###%patch38 -p1 -b .grab-info
###%patch44 -p1 -b .ip-opts
###%patch49 -p1 -b .canohost
###%patch62 -p1 -b .manpage
###%patch65 -p1 -b .fips
###%patch69 -p1 -b .selabel
###%patch71 -p1 -b .edns
###%patch73 -p1 -b .gsskex
###%patch74 -p1 -b .randclean
###%patch78 -p1 -b .kuserok
###%patch79 -p1 -b .x11
###%patch80 -p1 -b .biguid
###%patch81 -p1 -b .clientloop
autoreconf
pushd pam_ssh_agent_auth-%{pam_ssh_agent_ver}