Vulnerability Description
libjxl v0.3.7 is affected by a Divide By Zero in issue in lib/extras/codec_apng.cc jxl::DecodeImageAPNG(). When encoding a malicous APNG file using cjxl, an attacker can trigger a denial of service.
CVSS Score
6.5
MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libjxl Project | Libjxl | 0.3.7 |
Related Weaknesses (CWE)
References
- https://github.com/libjxl/libjxl/commit/7dfa400ded53919d986c5d3d23446a09e0cf481bPatchThird Party Advisory
- https://github.com/libjxl/libjxl/issues/308ExploitIssue TrackingThird Party Advisory
- https://github.com/libjxl/libjxl/pull/313PatchThird Party Advisory
- https://github.com/libjxl/libjxl/commit/7dfa400ded53919d986c5d3d23446a09e0cf481bPatchThird Party Advisory
- https://github.com/libjxl/libjxl/issues/308ExploitIssue TrackingThird Party Advisory
- https://github.com/libjxl/libjxl/pull/313PatchThird Party Advisory
FAQ
What is CVE-2021-36692?
CVE-2021-36692 is a vulnerability with a CVSS score of 6.5 (MEDIUM). libjxl v0.3.7 is affected by a Divide By Zero in issue in lib/extras/codec_apng.cc jxl::DecodeImageAPNG(). When encoding a malicous APNG file using cjxl, an attacker can trigger a denial of service.
How severe is CVE-2021-36692?
CVE-2021-36692 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-36692?
Check the references section above for vendor advisories and patch information. Affected products include: Libjxl Project Libjxl.