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- tobias@cvs.openbsd.org 2009/03/23 08:31:19

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[ssh-agent.c]
     Fixed a possible out-of-bounds memory access if the environment variable
     SHELL is shorter than 3 characters.
     with input by and ok dtucker
This commit is contained in:
Darren Tucker 2009-06-21 17:49:36 +10:00
parent 3a6a51f387
commit a0964504e1
2 changed files with 7 additions and 2 deletions
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5
ChangeLog
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@ -11,6 +11,11 @@
fixes documentation/6102, submitted by Peter J. Philipp fixes documentation/6102, submitted by Peter J. Philipp
alternative fix proposed by djm alternative fix proposed by djm
ok markus ok markus
- tobias@cvs.openbsd.org 2009/03/23 08:31:19
[ssh-agent.c]
Fixed a possible out-of-bounds memory access if the environment variable
SHELL is shorter than 3 characters.
with input by and ok dtucker
20090616 20090616
- (dtucker) [configure.ac defines.h] Bug #1607: handle the case where fsid_t - (dtucker) [configure.ac defines.h] Bug #1607: handle the case where fsid_t

4
ssh-agent.c
View File

@ -1,4 +1,4 @@
/* $OpenBSD: ssh-agent.c,v 1.159 2008/06/28 14:05:15 djm Exp $ */ /* $OpenBSD: ssh-agent.c,v 1.160 2009/03/23 08:31:19 tobias 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
@ -1122,7 +1122,7 @@ main(int ac, char **av)
if (ac == 0 && !c_flag && !s_flag) { if (ac == 0 && !c_flag && !s_flag) {
shell = getenv("SHELL"); shell = getenv("SHELL");
if (shell != NULL && if (shell != NULL &&
strncmp(shell + strlen(shell) - 3, "csh", 3) == 0) strncmp(shell + MAX(strlen(shell) - 3, 0), "csh", 3) == 0)
c_flag = 1; c_flag = 1;
} }
if (k_flag) { if (k_flag) {