What is CVE-2021-36691?

CVE-2021-36691 is a high-severity vulnerability in Libjxl_project Libjxl, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2021-08-30.

How severe is CVE-2021-36691?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2021-36691 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Libjxl_project Libjxl

CVE-2021-36691

libjxl v0.5.0 is affected by a Assertion failed issue in lib/jxl/image.cc jxl::PlaneBase::PlaneBase(). When encoding a malicous GIF file using cjxl, an attacker can trigger a denial of service.

EPSS: 0.011 (60.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Libjxl_project Libjxl — versions 0.5.0
N/a — versions n/a

Weakness classification (CWE)

CWE-617 — Reachable Assertion

Public proof-of-concept exploits

11notes/docker-paperless-ngx

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC, Issue Tracking)

Frequently asked questions

What is CVE-2021-36691?: CVE-2021-36691 is a high-severity vulnerability in Libjxl_project Libjxl, classified under Reachable Assertion. CVSS score: 7.5/10. Published 2021-08-30.
How severe is CVE-2021-36691?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-36691 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.