CVE-2022-44638

2022-11-0300:00:00

ubuntu.com

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

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/A:P

0.003 Low

EPSS

Percentile

70.4%

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.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchpixman< 0.34.0-2ubuntu0.1UNKNOWN
ubuntu20.04noarchpixman< 0.38.4-0ubuntu2.1UNKNOWN
ubuntu22.04noarchpixman< 0.40.0-1ubuntu0.22.04.1UNKNOWN
ubuntu22.10noarchpixman< 0.40.0-1ubuntu0.22.10.1UNKNOWN
ubuntu23.04noarchpixman< 0.40.0-1.1UNKNOWN
ubuntu14.04noarchpixman< 0.30.2-2ubuntu1.2+esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchpixman< 0.33.6-1ubuntu0.1~esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN

OS	Version	Architecture	Package	Version	Filename
ubuntu	18.04	noarch	pixman	< 0.34.0-2ubuntu0.1	UNKNOWN
ubuntu	20.04	noarch	pixman	< 0.38.4-0ubuntu2.1	UNKNOWN
ubuntu	22.04	noarch	pixman	< 0.40.0-1ubuntu0.22.04.1	UNKNOWN
ubuntu	22.10	noarch	pixman	< 0.40.0-1ubuntu0.22.10.1	UNKNOWN
ubuntu	23.04	noarch	pixman	< 0.40.0-1.1	UNKNOWN
ubuntu	14.04	noarch	pixman	< 0.30.2-2ubuntu1.2+esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN
ubuntu	16.04	noarch	pixman	< 0.33.6-1ubuntu0.1~esm1) Available with Ubuntu Pro or Ubuntu Pro (Infra-only	UNKNOWN