VULNERABILITY INTELLIGENCE

CVE-2021-22563

CVSS score4.5 MEDIUM

EPSS probability0.31%

CISA KEVNot currently listed

Published2021-11-01

Last modified2026-06-17

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

Description

Invalid JPEG XL images using libjxl can cause an out of bounds access on a std::vector<std::vector<T>> when rendering splines. The OOB read access can either lead to a segfault, or rendering splines based on other process memory. It is recommended to upgrade past 0.6.0 or patch with https://github.com/libjxl/libjxl/pull/757

Weakness classification

cve-coordination@google.com: CWE-126
nvd@nist.gov: CWE-125

Primary references

cve-coordination@google.com — Exploit, Issue Tracking, Patch, Third Party Advisory
cve-coordination@google.com — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory