CVE-2020-12268 Information

Description

jbig2_image_compose in jbig2_image.c in Artifex jbig2dec before 0.18 has a heap-based buffer overflow.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00034.html https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=20332 https://github.com/ArtifexSoftware/jbig2dec/commit/0726320a4b55078e9d8deb590e477d598b3da66e https://github.com/ArtifexSoftware/jbig2dec/compare/0.17…0.18

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8