CVE-2021-45928

medium
New! CVE Severity Now Using CVSS v3

The calculated severity for CVEs has been updated to use CVSS v3 by default. CVEs that do not have a CVSS v3 score will fall back CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Description

libjxl b02d6b9, as used in libvips 8.11 through 8.11.2 and other products, has an out-of-bounds write in jxl::ModularFrameDecoder::DecodeGroup (called from jxl::FrameDecoder::ProcessACGroup and jxl::ThreadPool::RunCallState<jxl::FrameDecoder::ProcessSections).

References

https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=36456

https://github.com/libjxl/libjxl/pull/365

https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libvips/OSV-2021-1055.yaml

https://github.com/libjxl/libjxl/issues/360

https://github.com/libjxl/libjxl/compare/v0.5...v0.6

Details

Source: MITRE

Published: 2022-01-01

Updated: 2022-01-12

Type: CWE-787

Risk Information

CVSS v2

Base Score: 2.1

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 3.9

Severity: LOW

CVSS v3

Base Score: 5.5

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

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM

Vulnerable Software

Configuration 1

OR

cpe:2.3:a:libjxl_project:libjxl:*:*:*:*:*:*:*:*