CVE-2018-12371

Publication date 27 June 2018

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

An integer overflow vulnerability in the Skia library when allocating memory for edge builders on some systems with at least 16 GB of RAM. This results in the use of uninitialized memory, resulting in a potentially exploitable crash. This vulnerability affects Firefox ESR < 60.1, Thunderbird < 60, and Firefox < 61.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
firefox	18.04 LTS bionic	Fixed 61.0+build3-0ubuntu0.18.04.1
	17.10 artful	Fixed 61.0+build3-0ubuntu0.17.10.1
	16.04 LTS xenial	Fixed 61.0+build3-0ubuntu0.16.04.2
	14.04 LTS trusty	Fixed 61.0+build3-0ubuntu0.14.04.2

Severity score breakdown

Parameter	Value
Base score	8.8 · High
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)