CVE-2012-4424

critical

Description

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.

References

https://security.gentoo.org/glsa/201503-04

https://bugzilla.redhat.com/show_bug.cgi?id=858238

http://www.ubuntu.com/usn/USN-1991-1

http://www.openwall.com/lists/oss-security/2012/09/13/16

http://www.mandriva.com/security/advisories?name=MDVSA-2013:284

http://www.mandriva.com/security/advisories?name=MDVSA-2013:283

Details

Source: Mitre, NVD

Published: 2013-10-09

Updated: 2017-07-01

Risk Information

CVSS v2

Base Score: 5.1

Vector: CVSS2#AV:N/AC:H/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical