CVE-2021-20205

libjpeg-turbo: DoS via open crafted GIF

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Severity

Low

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · March 10, 2021

Updated · November 22, 2025

Description

A flaw was found in libjpeg-turbo (versions 2.0.91 and 2.0.90) and is vulnerable to a denial of service issue caused by a divide by zero when processing a crafted GIF image. The highest threat from this vulnerability is to system availability.

Statement

This flaw does not affect versions of libjpeg-turbo shipped with Red Hat Enterprise Linux versions 6, 7, or 8. Additionally, it is not in the library, only the cjpeg utility.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE-369 · Divide By Zero