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Sync from SUSE:ALP:Source:Standard:1.0 openvpn revision bc595152db72443ed8e330ce4c304d05

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This commit is contained in:
Adrian Schröter 2024-11-28 14:09:15 +01:00
parent c2c0694a41
commit 8966d95fb3
3 changed files with 95 additions and 0 deletions
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86
openvpn-CVE-2024-28882.patch Normal file
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@ -0,0 +1,86 @@
diff -Naurp openvpn-2.6.8.orig/src/openvpn/forward.c openvpn-2.6.8/src/openvpn/forward.c
--- openvpn-2.6.8.orig/src/openvpn/forward.c 2024-09-23 10:31:44.836982086 +0200
+++ openvpn-2.6.8/src/openvpn/forward.c 2024-09-24 10:41:00.852046745 +0200
@@ -514,17 +514,24 @@ check_server_poll_timeout(struct context
}
/*
- * Schedule a signal n_seconds from now.
+ * Schedule a SIGTERM signal c->options.scheduled_exit_interval seconds from now.
*/
-void
-schedule_exit(struct context *c, const int n_seconds, const int signal)
+bool
+schedule_exit(struct context *c)
{
+ const int n_seconds = c->options.scheduled_exit_interval;
+ /* don't reschedule if already scheduled. */
+ if (event_timeout_defined(&c->c2.scheduled_exit))
+ {
+ return false;
+ }
tls_set_single_session(c->c2.tls_multi);
update_time();
reset_coarse_timers(c);
event_timeout_init(&c->c2.scheduled_exit, n_seconds, now);
- c->c2.scheduled_exit_signal = signal;
+ c->c2.scheduled_exit_signal = SIGTERM;
msg(D_SCHED_EXIT, "Delayed exit in %d seconds", n_seconds);
+ return true;
}
/*
diff -Naurp openvpn-2.6.8.orig/src/openvpn/forward.h openvpn-2.6.8/src/openvpn/forward.h
--- openvpn-2.6.8.orig/src/openvpn/forward.h 2024-09-23 10:31:44.836982086 +0200
+++ openvpn-2.6.8/src/openvpn/forward.h 2024-09-24 07:37:34.719661373 +0200
@@ -302,7 +302,7 @@ void reschedule_multi_process(struct con
void process_ip_header(struct context *c, unsigned int flags, struct buffer *buf);
-void schedule_exit(struct context *c, const int n_seconds, const int signal);
+bool schedule_exit(struct context *c);
static inline struct link_socket_info *
get_link_socket_info(struct context *c)
diff -Naurp openvpn-2.6.8.orig/src/openvpn/push.c openvpn-2.6.8/src/openvpn/push.c
--- openvpn-2.6.8.orig/src/openvpn/push.c 2024-09-23 10:31:44.840315468 +0200
+++ openvpn-2.6.8/src/openvpn/push.c 2024-09-24 08:08:37.713179385 +0200
@@ -204,7 +204,11 @@ receive_exit_message(struct context *c)
* */
if (c->options.mode == MODE_SERVER)
{
- schedule_exit(c, c->options.scheduled_exit_interval, SIGTERM);
+ if(!schedule_exit(c))
+ {
+ /*Return early when we don't need to notify management */
+ return;
+ }
}
else
{
@@ -391,7 +395,7 @@ __attribute__ ((format(__printf__, 4, 5)
void
send_auth_failed(struct context *c, const char *client_reason)
{
- if (event_timeout_defined(&c->c2.scheduled_exit))
+ if (!schedule_exit(c))
{
msg(D_TLS_DEBUG, "exit already scheduled for context");
return;
@@ -401,7 +405,6 @@ send_auth_failed(struct context *c, cons
static const char auth_failed[] = "AUTH_FAILED";
size_t len;
- schedule_exit(c, c->options.scheduled_exit_interval, SIGTERM);
len = (client_reason ? strlen(client_reason)+1 : 0) + sizeof(auth_failed);
if (len > PUSH_BUNDLE_SIZE)
@@ -492,7 +495,7 @@ send_auth_pending_messages(struct tls_mu
void
send_restart(struct context *c, const char *kill_msg)
{
- schedule_exit(c, c->options.scheduled_exit_interval, SIGTERM);
+ schedule_exit(c);
send_control_channel_string(c, kill_msg ? kill_msg : "RESTART", D_PUSH);
}

7
openvpn.changes
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@ -1,3 +1,10 @@
-------------------------------------------------------------------
Tue Sep 24 08:31:15 UTC 2024 - Rahul Jain <rahul.jain@suse.com>
- Add openvpn-CVE-2024-28882:Fix multiple exit notifications from authenticated
clients will extend the validity of a closing session (bsc#1227546 CVE-2024-28882)
Patchname: openvpn-CVE-2024-28882.patch
-------------------------------------------------------------------
Mon Nov 20 07:15:13 UTC 2023 - Mohd Saquib <mohd.saquib@suse.com>

2
openvpn.spec
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@ -37,6 +37,7 @@ Source9: %{name}.target
Source10: %{name}-tmpfile.conf
Source11: rc%{name}
Patch1: %{name}-2.3-plugin-man.dif
Patch2: openvpn-CVE-2024-28882.patch
BuildRequires: iproute2
BuildRequires: libcap-ng-devel
BuildRequires: liblz4-devel
@ -118,6 +119,7 @@ This package provides the header file to build external plugins.
%prep
%setup -q
%patch1
%patch2 -p1
sed -e "s|\" __DATE__|$(date '+%%b %%e %%Y' -r version.m4)\"|g" \
-i src/openvpn/options.c