CVE-2012-0864

Publication date 23 February 2012

Last updated 24 July 2024

Description

Integer overflow in the vfprintf function in stdio-common/vfprintf.c in glibc 2.14 and other versions allows context-dependent attackers to bypass the FORTIFY_SOURCE protection mechanism, conduct format string attacks, and write to arbitrary memory via a large number of arguments.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
eglibc	11.10 oneiric	Fixed 2.13-20ubuntu5.1
	11.04 natty	Fixed 2.13-0ubuntu13.1
	10.10 maverick	Fixed 2.12.1-0ubuntu10.4
	10.04 LTS lucid	Fixed 2.11.1-0ubuntu7.10
	8.04 LTS hardy	Not in release
glibc	11.10 oneiric	Not in release
	11.04 natty	Not in release
	10.10 maverick	Not in release
	10.04 LTS lucid	Not in release
	8.04 LTS hardy	Fixed 2.7-10ubuntu8.1

Notes

jdstrand

proposed patch in upstream bug. Not approved yet

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
glibc	Upstream: http://sourceware.org/git/?p=glibc.git;a=commitdiff;h=7c1f4834d398163d1ac8101e35e9c36fc3176e6e

References

Related Ubuntu Security Notices (USN)

USN-1396-1
GNU C Library vulnerabilities
9 March 2012