CVE-2021-45944 Information

Description

Ghostscript GhostPDL 9.50 through 9.53.3 has a use-after-free in sampled_data_sample (called from sampled_data_continue and interp).

CVSS Vector

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

Reference

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29903 https://github.com/google/oss-fuzz-vulns/blob/main/vulns/ghostscript/OSV-2021-237.yaml https://www.debian.org/security/2022/dsa-5038 https://lists.debian.org/debian-lts-announce/2022/01/msg00006.html https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30715 https://git.ghostscript.com/?p=ghostpdl.git;a=commit;h=7861fcad13c497728189feafb41cd57b5b50ea25 https://github.com/google/oss-fuzz-vulns/issues/16

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