CVE-2018-11251
ImageMagick: heap-based buffer over-read in ReadSUNImage in coders/sun.c
Severity
LowRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · January 23, 2018
Updated · November 22, 2025
Description
In ImageMagick 7.0.7-23 Q16 x86_64 2018-01-24, there is a heap-based buffer over-read in ReadSUNImage in coders/sun.c, which allows attackers to cause a denial of service (application crash in SetGrayscaleImage in MagickCore/quantize.c) via a crafted SUN image file.
Statement
This issue did not affect the versions of ImageMagick shipped with Red Hat Enterprise Linux 5, 6, and 7.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 3.3CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CWE-122 · Heap-based Buffer Overflow