CVE-2012-6122

Publication date 31 October 2019

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Buffer overflow in the thread scheduler in Chicken before 4.8.0.1 allows attackers to cause a denial of service (crash) by opening a file descriptor with a large integer value.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
chicken	17.04 zesty	Not affected
	16.10 yakkety	Not affected
	16.04 LTS xenial	Not affected
	15.10 wily	Ignored end of life
	15.04 vivid	Ignored end of life
	14.10 utopic	Ignored end of life
	14.04 LTS trusty	Not in release
	13.10 saucy	Ignored end of life
	13.04 raring	Ignored end of life
	12.10 quantal	Ignored end of life
	12.04 LTS precise	Ignored end of life
	11.10 oneiric	Ignored end of life
	10.04 LTS lucid	Ignored end of life
	8.04 LTS hardy	Ignored end of life

Patch details

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

Package	Patch details
chicken	Other: http://lists.nongnu.org/archive/html/chicken-hackers/2012-11/msg00075.html

Severity score breakdown

Parameter	Value
Base score	7.5 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H