Use After Free Affecting graphicsmagick package, versions <1.3.26-6
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-ECHOLATEST-GRAPHICSMAGICK-19166030
- published22 Aug 2026
- disclosed18 Aug 2017
Introduced: 18 Aug 2017
CVE-2017-12936 (opens in a new tab)How to fix?
Upgrade Echo:latest graphicsmagick to version 1.3.26-6 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream graphicsmagick package and not the graphicsmagick package as distributed by Echo.
See How to fix? for Echo:latest relevant fixed versions and status.
The ReadWMFImage function in coders/wmf.c in GraphicsMagick 1.3.26 has a use-after-free issue for data associated with exception reporting.
References
- https://advisory.echohq.com/cve/CVE-2017-12936
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PF62B5PJA2JDUOCKJGUQO3SPL74BEYSV/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/WHIKB4TP6KBJWT2UIPWL5MWMG5QXKGEJ/
- http://hg.code.sf.net/p/graphicsmagick/code/rev/be898b7c97bd
- https://blogs.gentoo.org/ago/2017/08/05/graphicsmagick-use-after-free-in-readwmfimage-wmf-c/
- https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PF62B5PJA2JDUOCKJGUQO3SPL74BEYSV/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WHIKB4TP6KBJWT2UIPWL5MWMG5QXKGEJ/
- https://usn.ubuntu.com/4222-1/
- https://www.debian.org/security/2018/dsa-4321