CVE-2022-1122 Information

Description

A flaw was found in the opj2_decompress program in openjpeg2 2.4.0 in the way it handles an input directory with a large number of files. When it fails to allocate a buffer to store the filenames of the input directory it calls free() on an uninitialized pointer leading to a segmentation fault and a denial of service.

CVSS Vector

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

Reference

https://github.com/uclouvain/openjpeg/issues/1368 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ROSN5NRUFOH7HGLJ4ZSKPGAKLFXJALW4/ https://lists.debian.org/debian-lts-announce/2022/04/msg00006.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/MIWSQFQWXDU4MT3XTVAO6HC7TVL3NHS7/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RMKBAMK2CAM5TMC5TODKVCE5AAPTD5YV/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5