<p>Upgrade <code>Ubuntu:22.04</code> <code>pixman</code> to version 0.40.0-1ubuntu0.22.04.1 or higher.</p>

Integer Overflow or Wraparound Affecting pixman package, versions <0.40.0-1ubuntu0.22.04.1

Threat Intelligence

0.35% (72^nd percentile)

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Snyk ID SNYK-UBUNTU2204-PIXMAN-3100364
published 4 Nov 2022
disclosed 3 Nov 2022

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Introduced: 3 Nov 2022

CVE-2022-44638 Open this link in a new tab CWE-190 Open this link in a new tab

How to fix?

Upgrade Ubuntu:22.04 pixman to version 0.40.0-1ubuntu0.22.04.1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream pixman package and not the pixman package as distributed by Ubuntu. See How to fix? for Ubuntu:22.04 relevant fixed versions and status.

In libpixman in Pixman before 0.42.2, there is an out-of-bounds write (aka heap-based buffer overflow) in rasterize_edges_8 due to an integer overflow in pixman_sample_floor_y.

References

CVSS Scores

version 3.1

Attack Vector (AV)

Network
Attack Complexity (AC)

Low
Privileges Required (PR)

None
User Interaction (UI)

Required

Scope (S)

Unchanged

Confidentiality (C)

High
Integrity (I)

High
Availability (A)

High

Integer Overflow or Wraparound Affecting pixman package, versions <0.40.0-1ubuntu0.22.04.1

Severity

Based on Ubuntu security rating