CVE-2022-44638

2022-11-0306:15:10

Debian Security Bug Tracker

security-tracker.debian.org

libpixman

vulnerability

out-of-bounds

buffer overflow

integer overflow

unix

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.003 Low

EPSS

Percentile

71.9%

JSON

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.

OSVersionArchitecturePackageVersionFilename
Debian12allpixman< 0.40.0-1.1pixman_0.40.0-1.1_all.deb
Debian11allpixman< 0.40.0-1.1~deb11u1pixman_0.40.0-1.1~deb11u1_all.deb
Debian10allpixman< 0.36.0-1+deb10u1pixman_0.36.0-1+deb10u1_all.deb
Debian999allpixman< 0.40.0-1.1pixman_0.40.0-1.1_all.deb
Debian13allpixman< 0.40.0-1.1pixman_0.40.0-1.1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	pixman	< 0.40.0-1.1	pixman_0.40.0-1.1_all.deb
Debian	11	all	pixman	< 0.40.0-1.1~deb11u1	pixman_0.40.0-1.1~deb11u1_all.deb
Debian	10	all	pixman	< 0.36.0-1+deb10u1	pixman_0.36.0-1+deb10u1_all.deb
Debian	999	all	pixman	< 0.40.0-1.1	pixman_0.40.0-1.1_all.deb
Debian	13	all	pixman	< 0.40.0-1.1	pixman_0.40.0-1.1_all.deb