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CVE-2021-40633

Publication date 14 June 2022

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

8.8 · High

Score breakdown

A memory leak (out-of-memory) in gif2rgb in util/gif2rgb.c in giflib 5.1.4 allows remote attackers trigger an out of memory exception or denial of service via a gif format file.

Status

Package Ubuntu Release Status
giflib 24.04 LTS noble
Not affected
23.10 mantic
Fixed 5.2.1-2.5ubuntu0.1
23.04 lunar Ignored end of life, was deferred [2024-02-02]
22.10 kinetic Ignored end of life, was deferred [2022-06-22]
22.04 LTS jammy
Fixed 5.1.9-2ubuntu0.1
21.10 impish Ignored end of life
20.04 LTS focal
Fixed 5.1.9-1ubuntu0.1
18.04 LTS bionic
16.04 LTS xenial

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Patch details

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

Package Patch details
giflib

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)

Other references