CVE-2021-40812

2021-09-0821:15:14

Debian Security Bug Tracker

security-tracker.debian.org

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.001

Percentile

49.5%

JSON

The GD Graphics Library (aka LibGD) through 2.3.2 has an out-of-bounds read because of the lack of certain gdGetBuf and gdPutBuf return value checks.

OSVersionArchitecturePackageVersionFilename
Debian12alllibgd2< 2.3.3-1libgd2_2.3.3-1_all.deb
Debian11alllibgd2<= 2.3.0-2libgd2_2.3.0-2_all.deb
Debian999alllibgd2< 2.3.3-1libgd2_2.3.3-1_all.deb
Debian13alllibgd2< 2.3.3-1libgd2_2.3.3-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	libgd2	< 2.3.3-1	libgd2_2.3.3-1_all.deb
Debian	11	all	libgd2	<= 2.3.0-2	libgd2_2.3.0-2_all.deb
Debian	999	all	libgd2	< 2.3.3-1	libgd2_2.3.3-1_all.deb
Debian	13	all	libgd2	< 2.3.3-1	libgd2_2.3.3-1_all.deb