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* elf/dl-load.c (expand_dynamic_string_token): Don't expand
	$ORIGIN for SUID binaries.
This commit is contained in:
Ulrich Drepper 1999-05-03 18:16:18 +00:00
parent 4e9a34c48f
commit 68536096c8
2 changed files with 8 additions and 2 deletions
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3
ChangeLog
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@ -1,5 +1,8 @@
1999-05-03 Ulrich Drepper <drepper@cygnus.com>
* elf/dl-load.c (expand_dynamic_string_token): Don't expand
$ORIGIN for SUID binaries.
* sysdeps/unix/sysv/linux/arm/Dist: Add sigrestorer.S.
1999-05-02 Andreas Schwab <schwab@issan.cs.uni-dortmund.de>

7
elf/dl-load.c
View File

@ -161,7 +161,9 @@ expand_dynamic_string_token (struct link_map *l, const char *s)
{
size_t len = 1;
if (((strncmp (&sf[1], "ORIGIN", 6) == 0 && (len = 7) != 0)
/* $ORIGIN is not expanded for SUID/GUID programs. */
if (((!__libc_enable_secure
&& strncmp (&sf[1], "ORIGIN", 6) == 0 && (len = 7) != 0)
|| (strncmp (&sf[1], "PLATFORM", 8) == 0 && (len = 9) != 0))
&& (s[len] == '\0' || s[len] == '/' || s[len] == ':'))
++cnt;
@ -209,7 +211,8 @@ expand_dynamic_string_token (struct link_map *l, const char *s)
const char *repl;
size_t len;
if (((strncmp (&s[1], "ORIGIN", 6) == 0 && (len = 7) != 0)
if (((!__libc_enable_secure
&& strncmp (&s[1], "ORIGIN", 6) == 0 && (len = 7) != 0)
|| (strncmp (&s[1], "PLATFORM", 8) == 0 && (len = 9) != 0))
&& (s[len] == '\0' || s[len] == '/' || s[len] == ':'))
{