by Kastro
Paper/Archive/CVE-2023-0645

CVE-2023-0645

Libjxl Libjxl — Out of Bounds read in libjxl

EPSS 0.9%CVSS 9.1
critical.is priorityof 100
39
CVSS 9.1 (NVD)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 58.3.583 × 2011.7No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

An out of bounds read exists in libjxl. An attacker using a specifically crafted file could cause an out of bounds read in the exif handler. We recommend upgrading to version 0.8.1 or past commit  https://github.com/libjxl/libjxl/pull/2101/commits/d95b050c1822a5b1ede9e0dc937e43fca1b10159 https://github.com/libjxl/libjxl/pull/2101/commits/d95b050c1822a5b1ede9e0dc937e43fca1b10159

Affected

ProductAffectedFixed inSource
Libjxl0.7.0 – < 0.8.10.8.1CNA

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Google (CNA)5.3CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: partial

References

refgithub.com/libjxl/libjxl/pull/2101/commits/d95b050c1822a5b1ede9e0dc937e43fca1b10159refgithub.com/libjxl/libjxl/pull/2101refopenwall.com/lists/oss-security/2026/06/29/3