CVE-2016-6912

critical
Published 2017-01-26 · Modified 2026-05-13
CVSS v3
9.8
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
7.5
VIR risk
9.8

Description

Double free vulnerability in the gdImageWebPtr function in the GD Graphics Library (aka libgd) before 2.2.4 allows remote attackers to have unspecified impact via large width and height values.

Predictions

Exploit likelihood
97%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2016-6912

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2016-6912.html

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/libgd/libgd/commit/a49feeae76d41959d85ee733925a4cf40bac61b2

vendor Authored 2026-05-27

Vendor advisory: cve@mitre.org — https://github.com/libgd/libgd/blob/gd-2.2.4/CHANGELOG.md

OS impact

OSVersionStatusFixed in
suse slesaffected
debian debianbookwormfixed2.2.4-1
debian debianbullseyefixed2.2.4-1
debian debianforkyfixed2.2.4-1
debian debiansidfixed2.2.4-1
debian debiantrixiefixed2.2.4-1

Application impact

VendorProductVersionsFixed
libgdlibgd{"endIncluding":"2.2.3"}

References

CWEs

CWE-415

Verify integrity in audit chain (admin only). AS-IS.