mirror/glibc
2
0
Fork 0
mirror of git://sourceware.org/git/glibc.git synced 2025-04-24 14:41:06 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fix error_tail overflow in allocation calculation.

Browse Source
This commit is contained in:
Ondřej Bílka 2013-10-14 17:15:08 +02:00
parent cabba9343c
commit 17c48a60b8
3 changed files with 11 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
ChangeLog
View File

@ -1,3 +1,8 @@
2013-10-14 Ondřej Bílka <neleai@seznam.cz>
[BZ #15672]
* misc/error.c (error_tail): Fix possible buffer overflow.
2013-10-14 Aurelien Jarno <aurelien@aurel32.net>
[BZ #13028]

10
NEWS
View File

@ -11,11 +11,11 @@ Version 2.19
156, 431, 832, 13028, 13982, 13985, 14155, 14547, 14699, 14910, 15048,
15362, 15400, 15427, 15522, 15531, 15532, 15608, 15609, 15610, 15632,
15640, 15680, 15681, 15723, 15734, 15735, 15736, 15748, 15749, 15754,
15760, 15764, 15797, 15844, 15847, 15849, 15855, 15856, 15857, 15859,
15867, 15886, 15887, 15890, 15892, 15893, 15895, 15897, 15905, 15909,
15867, 15886, 15887, 15890, 15892, 15893, 15895, 15897, 15905, 15909,
15919, 15921, 15923, 15939, 15963, 15966, 15988, 16032, 16034, 16036.
15640, 15672, 15680, 15681, 15723, 15734, 15735, 15736, 15748, 15749,
15754, 15760, 15764, 15797, 15844, 15847, 15849, 15855, 15856, 15857,
15859, 15867, 15886, 15887, 15890, 15892, 15893, 15895, 15897, 15905,
15909, 15919, 15921, 15923, 15939, 15963, 15966, 15988, 16032, 16034,
16036.
* CVE-2012-4412 The strcoll implementation caches indices and rules for
large collation sequences to optimize multiple passes. This cache

2
misc/error.c
View File

@ -165,7 +165,7 @@ error_tail (int status, int errnum, const char *message, va_list args)
if (res != len)
break;
if (__builtin_expect (len >= SIZE_MAX / 2, 0))
if (__builtin_expect (len >= SIZE_MAX / sizeof (wchar_t) / 2, 0))
{
/* This really should not happen if everything is fine. */
res = (size_t) -1;