Use After Free in Uclouvain Openjpeg

CVE-2015-8871

Use-after-free vulnerability in the opj_j2k_write_mco function in j2k.c in OpenJPEG before 2.1.1 allows remote attackers to have unspecified impact via unknown vectors.

Vulnerability class: Use-After-Free

EPSS: 0.014 (80.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2015-8871?
CVE-2015-8871 is a critical-severity vulnerability in Uclouvain Openjpeg, classified under Use After Free. CVSS score: 9.8/10. Published 2016-09-21.
How severe is CVE-2015-8871?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2015-8871 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.