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ImageMagick NULL Pointer Dereference Vulnerability in ReadSFWImage

Vulnerability

A NULL pointer dereference vulnerability has been identified in ImageMagick versions prior to 7.1.2-15 and 6.9.13-40. The issue occurs in the ReadSFWImage function within coders/sfw.c. When the creation of temporary files fails, the read_info structure is destroyed before its filename member can be accessed, leading to a crash. This vulnerability has been patched in versions 7.1.2-15 and 6.9.13-40.

Impact

Exploitation of this vulnerability leads to a crash of the ImageMagick application, caused by a NULL pointer dereference.

Added: Feb 24, 2026, 1:49 AM
Updated: Feb 24, 2026, 1:49 AM

Vulnerability Rating

Custom Algorithm
spread
7.8
impact
2.5
exploitability
4.3
remediation
7.7
relevance
3.1
threat
0.0
urgency
2.9
incentive
0.0

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.