CVE-2020-35538

Publication date 31 August 2022

Last updated 25 August 2025

Ubuntu priority

Why this priority?

Cvss 3 Severity Score

Score breakdown

Description

A crafted input file could cause a null pointer dereference in jcopy_sample_rows() when processed by libjpeg-turbo.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
libjpeg-turbo	23.04 lunar	Not affected
	22.10 kinetic	Not affected
	22.04 LTS jammy	Not affected
	20.04 LTS focal	Fixed 2.0.3-0ubuntu1.20.04.3
	18.04 LTS bionic	Fixed 1.5.2-0ubuntu5.18.04.6
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not affected

Patch details

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

Package	Patch details
libjpeg-turbo	Upstream: 9120a24 Upstream: a46c111

Severity score breakdown

Parameter	Value
Base score	5.5 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-5631-1
libjpeg-turbo vulnerabilities
22 September 2022

Other references