In GraphicsMagick 1.4 snapshot-20190322 Q8, there is a heap-based buffer...
Vulnerability Description
In GraphicsMagick 1.4 snapshot-20190322 Q8, there is a heap-based buffer over-read in the ReadMNGImage function of coders/png.c, which allows attackers to cause a denial of service or information disclosure via an image colormap.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
Am I Vulnerable?
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://sourceforge.net/p/graphicsmagick/bugs/596/
- http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/40fc71472b98
- http://hg.graphicsmagick.org/hg/GraphicsMagick/rev/86a9295e7c83
- https://lists.debian.org/debian-lts-announce/2019/04/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00093.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00107.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00010.html
- https://usn.ubuntu.com/4207-1/
- https://www.debian.org/security/2020/dsa-4640
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Timeline
CVSS Vectors
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.