CVE-2022-44638

HIGH8.8EPSS 0.37%

pixman - security update

Published: 11/3/2022Modified: 11/19/2025

Also known as:ALPINE-CVE-2022-44638

Description

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.

Affected packages (4)

Alpine/pixmanfrom 0, < 0.40.0-r3
Debian/pixmanfrom 0, < 0.40.0-1.1~deb11u1
Debian/pixmanfrom 0, < 0.36.0-1+deb10u1
Debian/pixmanfrom 0, < 0.40.0-1.1~deb11u1

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	HIGH8.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

References (2)

ADVISORYhttps://security.alpinelinux.org/vuln/CVE-2022-44638
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2022-44638