CVE-2012-5195

Publication date 10 October 2012

Last updated 24 July 2024

Ubuntu priority

Description

Heap-based buffer overflow in the Perl_repeatcpy function in util.c in Perl 5.12.x before 5.12.5, 5.14.x before 5.14.3, and 5.15.x before 15.15.5 allows context-dependent attackers to cause a denial of service (memory consumption and crash) or possibly execute arbitrary code via the 'x' string repeat operator.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
perl	12.10 quantal	Fixed in 5.14.2-13ubuntu0.1
	12.04 LTS precise	Fixed in 5.14.2-6ubuntu2.2
	11.10 oneiric	Fixed in 5.12.4-4ubuntu0.1
	11.04 natty	Ignored end of life
	10.04 LTS lucid	Fixed in 5.10.1-8ubuntu2.2
	8.04 LTS hardy	Fixed in 5.8.8-12ubuntu0.7

Notes

jdstrand

Debian bug has reproducer

Patch details

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

Package	Patch details
perl	Other: b675304

References

Related Ubuntu Security Notices (USN)

USN-1643-1
Perl vulnerabilities
30 November 2012