CVE-2022-44638
HIGHpixman < 0.42.2 - Heap-Based Buffer Overflow via Integer Overflow in pixman_sample_floor_y
Title source: llmDescription
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 (8)
Core 8
Core References
Exploit, Third Party Advisory
http://packetstormsecurity.com/files/170121/pixman-pixman_sample_floor_y-Integer-Overflow.html
Exploit, Issue Tracking, Patch, Third Party Advisory
https://gitlab.freedesktop.org/pixman/pixman/-/issues/63
Mailing List mailing-list
http://www.openwall.com/lists/oss-security/2022/11/05/1
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2022/11/msg00008.html
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BY4OPSIB33ETNUXZY2UPZ4NGQ3OKDY4D/
Third Party Advisory vendor-advisory
https://www.debian.org/security/2022/dsa-5276
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AJ5VY2VYXE4WTRGQ6LMGLF6FV3SY37YE/
Mailing List, Third Party Advisory vendor-advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUJ2BULJTZ2BMSKQHB6US674P55UCWWS/
Scores
CVSS v3
8.8
EPSS
0.0037
EPSS Percentile
58.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-190
Status
published
Products (6)
debian/debian_linux
10.0
debian/debian_linux
11.0
fedoraproject/fedora
35
fedoraproject/fedora
36
fedoraproject/fedora
37
pixman/pixman
< 0.42.2
Published
Nov 03, 2022
Tracked Since
Feb 18, 2026