Double Free in Giflib_project Giflib

CVE-2016-3177

Multiple use-after-free and double-free vulnerabilities in gifcolor.c in GIFLIB 5.1.2 have unspecified impact and attack vectors.

Vulnerability class: Double Free

EPSS: 0.005 (64.4th 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

  • cve@mitre.org (x_refsource_CONFIRM, Patch, Issue Tracking)
  • cve@mitre.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)

Frequently asked questions

What is CVE-2016-3177?
CVE-2016-3177 is a critical-severity vulnerability in Giflib_project Giflib, classified under Double Free. CVSS score: 9.8/10. Published 2017-01-23.
How severe is CVE-2016-3177?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2016-3177 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.