CVE-2016-1931

Publication date 26 January 2016

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Multiple unspecified vulnerabilities in the browser engine in Mozilla Firefox before 44.0 allow remote attackers to cause a denial of service (memory corruption and application crash) or possibly execute arbitrary code via vectors related to uninitialized memory encountered during brotli data compression, and other vectors.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	15.10 wily	Fixed 44.0+build3-0ubuntu0.15.10.1
	15.04 vivid	Fixed 44.0+build3-0ubuntu0.15.04.1
	14.04 LTS trusty	Fixed 44.0+build3-0ubuntu0.14.04.1
	12.04 LTS precise	Fixed 44.0+build3-0ubuntu0.12.04.1
thunderbird	15.10 wily	Not affected
	15.04 vivid	Not affected
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected

Severity score breakdown

Parameter	Value
Base score	10.0 · Critical
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Changed
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

USN-2880-1
Firefox vulnerabilities
27 January 2016