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- djm@cvs.openbsd.org 2011/01/16 11:50:36

Browse Source 
[sshconnect.c]
     reset the SIGPIPE handler when forking to execute child processes;
     ok dtucker@
This commit is contained in:
Damien Miller 2011-01-16 23:17:45 +11:00
parent 4791f9dcec
commit 6fb6fd5662
2 changed files with 7 additions and 1 deletions
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4
ChangeLog
View File

@ -7,6 +7,10 @@
Use atomicio when flushing protocol 1 std{out,err} buffers at Use atomicio when flushing protocol 1 std{out,err} buffers at
session close. This was a latent bug exposed by setting a SIGCHLD session close. This was a latent bug exposed by setting a SIGCHLD
handler and spotted by kevin.brott AT gmail.com; ok dtucker@ handler and spotted by kevin.brott AT gmail.com; ok dtucker@
- djm@cvs.openbsd.org 2011/01/16 11:50:36
[sshconnect.c]
reset the SIGPIPE handler when forking to execute child processes;
ok dtucker@
20110114 20110114
- OpenBSD CVS Sync - OpenBSD CVS Sync

4
sshconnect.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: sshconnect.c,v 1.231 2011/01/06 23:01:35 djm Exp $ */ /* $OpenBSD: sshconnect.c,v 1.232 2011/01/16 11:50:36 djm Exp $ */
/* /*
* Author: Tatu Ylonen <ylo@cs.hut.fi> * Author: Tatu Ylonen <ylo@cs.hut.fi>
* Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
@ -143,6 +143,7 @@ ssh_proxy_connect(const char *host, u_short port, const char *proxy_command)
/* Execute the proxy command. Note that we gave up any /* Execute the proxy command. Note that we gave up any
extra privileges above. */ extra privileges above. */
signal(SIGPIPE, SIG_DFL);
execv(argv[0], argv); execv(argv[0], argv);
perror(argv[0]); perror(argv[0]);
exit(1); exit(1);
@ -1271,6 +1272,7 @@ ssh_local_cmd(const char *args)
osighand = signal(SIGCHLD, SIG_DFL); osighand = signal(SIGCHLD, SIG_DFL);
pid = fork(); pid = fork();
if (pid == 0) { if (pid == 0) {
signal(SIGPIPE, SIG_DFL);
debug3("Executing %s -c \"%s\"", shell, args); debug3("Executing %s -c \"%s\"", shell, args);
execl(shell, shell, "-c", args, (char *)NULL); execl(shell, shell, "-c", args, (char *)NULL);
error("Couldn't execute %s -c \"%s\": %s", error("Couldn't execute %s -c \"%s\": %s",