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CVE-2012-4424

Published: 9 October 2013

Stack-based buffer overflow in string/strcoll_l.c in the GNU C Library (aka glibc or libc6) 2.17 and earlier allows context-dependent attackers to cause a denial of service (crash) or possibly execute arbitrary code via a long string that triggers a malloc failure and use of the alloca function.

Notes

AuthorNote
jdstrand
introduced in http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=5358d026c74

Priority

Low

Status

Package Release Status
eglibc
Launchpad, Ubuntu, Debian
hardy Does not exist

lucid
Released (2.11.1-0ubuntu7.13)
natty Ignored
(end of life)
oneiric Ignored
(end of life)
precise
Released (2.15-0ubuntu10.5)
quantal
Released (2.15-0ubuntu20.2)
raring
Released (2.17-0ubuntu5.1)
saucy
Released (2.17-93ubuntu2)
upstream Needs triage

Patches:
upstream: https://sourceware.org/git/?p=glibc.git;a=commit;h=1326ba1af22068db9488c2328bdaf852b8a93dcf
upstream: https://sourceware.org/git/?p=glibc.git;a=commit;h=141f3a77fe4f1b59b0afa9bf6909cd2000448883
This vulnerability is mitigated in part by the use of gcc's stack protector in Ubuntu.
glibc
Launchpad, Ubuntu, Debian
hardy Ignored
(end of life)
lucid Does not exist

natty Does not exist

oneiric Does not exist

precise Does not exist

quantal Does not exist

raring Does not exist

saucy Does not exist

upstream Needs triage

This vulnerability is mitigated in part by the use of gcc's stack protector in Ubuntu.