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iputils/iputils-sec-ping-unblock.diff
Vítězslav Čížek 2671b3941c Accepting request 522166 from home:pevik:branches:network:utilities
- Update to version s20161105 (Changes taken from the RELNOTES file)
  * ping: eliminate deadcode & simplify
  * ping: do not allow oversized packets to root
  * correctly initialize first hop
  * ping: fix ping -6 -I
  * arping,doc: fix documentation of -I
  * ping: fix error message when getting EACCES from connect()
  * renamed INSTALL to INSTALL.md
  * (re)structured INSTALL.md and transformed into markdown; added hint that installation into prefix has to be done with DESTDIR make variable and that there's no prefix support in configure, close #21
  * ping: Silence GCC warnings when building with -fstrict-aliasing
  * tftpd: Drop supplementary groups for root
  * libgcrypt: fix static linking
  * doc: Inserted a missing word
  * tracepath6: avoid redundant family variable
  * tracepath: borrow everything good from tracepath6
  * tracepath: switch to dual-stack operation
  * tracepath: remove now redundant tracepath6
  * docs: fix parallel build of manpages
  * ping: remove assignments of values that are never read
  * docs: remove references to ping6 and traceroute6
  * ping: work with older kernels that don't support ping sockets
  * Revert "ping_common.c: fix message flood when EPERM is encountered in ping"
  * reorder -I option parsing (boo#1057664)
  * ping: also bind the ICMP socket to the specific device
- tracepath6 is now symlink to tracepath.

OBS-URL: https://build.opensuse.org/request/show/522166
OBS-URL: https://build.opensuse.org/package/show/network:utilities/iputils?expand=0&rev=48
2017-09-12 13:53:00 +00:00

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From bf83678619dd0286f7a66f2ab02763751b0e8ca9 Mon Sep 17 00:00:00 2001
From: Hannes Reinecke <hare@suse.de>
Date: Mon, 26 Aug 2013 13:02:36 +0200
Subject: Block SIGALRM in ping.c
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
ping depends on SIGALRM to exit eventually, so we need to mask
it with UNBLOCK.
Signed-off-by: Marcus Schäfer <ms@suse.de>
Signed-off-by: Hannes Reinecke <hare@suse.de>
---
diff --git a/ping.c b/ping.c
index cfae0a5..4def349 100644
--- a/ping.c
+++ b/ping.c
@@ -496,6 +496,17 @@ main(int argc, char **argv)
/* Create sockets */
enable_capability_raw();
+
+ /*
+ * ping depend on SIGALARM to exit sometimes,
+ * but to popen, system, fork carry on parent signal handler
+ * so we mask it ourself.
+ */
+ sigset_t s;
+ sigaddset(&s, SIGALRM);
+ sigprocmask(SIG_UNBLOCK, &s, NULL);
+ set_signal(SIGALRM, doexit);
+
if (hints.ai_family != AF_INET6)
create_socket(&sock4, AF_INET, hints.ai_socktype, IPPROTO_ICMP, hints.ai_family == AF_INET);
if (hints.ai_family != AF_INET)