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Fencer Vulns
critical 9.8

CVE-2019-19950 json

In GraphicsMagick 1.4 snapshot-20190403 Q8, there is a use-after-free in ThrowException and ThrowLoggedException of magick/error.c.

published 2019-12-24 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-9538

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 83%
public exploits
0
none known

Summary

In GraphicsMagick 1.4 snapshot-20190403 Q8, there is a use-after-free in ThrowException and ThrowLoggedException of magick/error.c.

Patch / fix

  • graphicsmagick Debian 14, Debian 13, Debian 12 1.4~hg16039-1

debian advisories DEBIAN-CVE-2019-19950

  • graphicsmagick Ubuntu Pro 14.04 LTS 1.3.18-1ubuntu3.1+esm7
  • graphicsmagick Ubuntu Pro 16.04 LTS 1.3.23-1ubuntu0.6+esm1
  • graphicsmagick Ubuntu Pro 18.04 LTS 1.3.28-2ubuntu0.1+esm1

ubuntu advisories UBUNTU-CVE-2019-19950

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • GraphicsMagick Package Hub 15 SP1 1.3.29-bp151.5.9.1
  • GraphicsMagick openSUSE Leap 15.1 1.3.29-lp151.4.14.1

opensuse advisories openSUSE-SU-2020:0145-1openSUSE-SU-2020:0055-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2019-19950 updated cvss 8.6

GraphicsMagick: use-after-free in ThrowException and ThrowLoggedException in magick/error.c

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.37% chance of exploitation in the next 30 days, higher than 83% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • sourceforge.net https://sourceforge.net/p/graphicsmagick/bugs/603/ referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.