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Vulnerability record · CVE-2017-11403 · published 18 July 2017

CVE-2017-11403: Graphicsmagick use after free vulnerability

Graphicsmagick · Graphicsmagick

The ReadMNGImage function in coders/png.c in GraphicsMagick 1.3.26 has an out-of-order CloseBlob call, resulting in a use-after-free via a crafted file.

8.8 CVSS 3.0 High EPSS 28% · top 1.9% CWE-416 · Use after free
8.8CVSS 3.0 base score, v2 6.8
28%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

The ReadMNGImage function in coders/png.c in GraphicsMagick 1.3.26 has an out-of-order CloseBlob call, resulting in a use-after-free via a crafted file.

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://hg.code.sf.net/p/graphicsmagick/code/rev/d0a76868ca37 Issue TrackingPatchThird Party Advisory
https://blogs.gentoo.org/ago/2017/07/12/graphicsmagick-use-after-free-in-closeblob-blob-c/ PatchThird Party AdvisoryVDB Entry
https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html
https://usn.ubuntu.com/4206-1/
https://www.debian.org/security/2018/dsa-4321
http://hg.code.sf.net/p/graphicsmagick/code/rev/d0a76868ca37 Issue TrackingPatchThird Party Advisory
https://blogs.gentoo.org/ago/2017/07/12/graphicsmagick-use-after-free-in-closeblob-blob-c/ PatchThird Party AdvisoryVDB Entry
https://lists.debian.org/debian-lts-announce/2018/08/msg00002.html
https://usn.ubuntu.com/4206-1/
https://www.debian.org/security/2018/dsa-4321

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2008-6071Graphicsmagick memory buffer overflow vulnerabilityHeap-based buffer overflow in the DecodeImage function in coders/pict.c in GraphicsMagick before 1.1.14, and 1.2.x before 1.2.3, allows remote attack…EPSS 6.7%9.8CVE-2025-27796Graphicsmagick use of uninitialized resource vulnerabilityReadWPGImage in WPG in GraphicsMagick before 1.3.46 mishandles palette buffer allocation, resulting in out-of-bounds access to heap memory in ReadBlo…EPSS 0.38%9.8CVE-2020-10938Graphicsmagick integer overflow vulnerabilityGraphicsMagick before 1.3.35 has an integer overflow and resultant heap-based buffer overflow in HuffmanDecodeImage in magick/compress.c.EPSS 5.4%9.8CVE-2019-19950Graphicsmagick use after free vulnerabilityIn GraphicsMagick 1.4 snapshot-20190403 Q8, there is a use-after-free in ThrowException and ThrowLoggedException of magick/error.c.EPSS 2.7%9.8CVE-2019-19951Graphicsmagick out-of-bounds write vulnerabilityIn GraphicsMagick 1.4 snapshot-20190423 Q8, there is a heap-based buffer overflow in the function ImportRLEPixels of coders/miff.c.EPSS 2.5%9.8CVE-2019-11005Graphicsmagick out-of-bounds write vulnerabilityIn GraphicsMagick 1.4 snapshot-20190322 Q8, there is a stack-based buffer overflow in the function SVGStartElement of coders/svg.c, which allows remo…EPSS 3.5%9.8CVE-2017-11636Graphicsmagick memory buffer overflow vulnerabilityGraphicsMagick 1.3.26 has a heap overflow in the WriteRGBImage() function in coders/rgb.c when processing multiple frames that have non-identical wid…EPSS 3.1%9.8CVE-2017-11637Graphicsmagick null pointer dereference vulnerabilityGraphicsMagick 1.3.26 has a NULL pointer dereference in the WritePCLImage() function in coders/pcl.c during writes of monochrome images.EPSS 2.1%

Source: NIST National Vulnerability Database (record CVE-2017-11403), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.