CVE-2019-6978

CRITICAL

LibGD 2.2.5 - Use After Free

Title source: llm
STIX 2.1

Description

The GD Graphics Library (aka LibGD) 2.2.5 has a double free in the gdImage*Ptr() functions in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c. NOTE: PHP is unaffected.

References (14)

Core 14
Core References
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3900-1/
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html
Patch, Third Party Advisory x_refsource_misc
https://github.com/libgd/libgd/issues/492
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2019/dsa-4384
Third Party Advisory vendor-advisory x_refsource_gentoo
https://security.gentoo.org/glsa/201903-18
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2722

Scores

CVSS v3 9.8
EPSS 0.0344
EPSS Percentile 87.5%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-415
Status published
Products (7)
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 18.10
debian/debian_linux 8.0
debian/debian_linux 9.0
libgd/libgd 2.2.5
Published Jan 28, 2019
Tracked Since Feb 18, 2026