ImageMagick has an Out-of-Bounds write of a zero byte in its X11 display interaction

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Summary

CVECVE-2026-33535
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-03-26 20:16:15 UTC
Updated2026-03-30 13:26:50 UTC
DescriptionImageMagick is free and open-source software used for editing and manipulating digital images. Prior to 7.1.2-18 and 6.9.13-43, an out-of-bounds write of a zero byte exists in the X11 `display` interaction path that could lead to a crash. Versions 7.1.2-18 and 6.9.13-43 patch the issue.

Risk And Classification

Primary CVSS: v3.1 4 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

EPSS: 0.000170000 probability, percentile 0.041590000 (date 2026-04-01)

Problem Types: CWE-787 | CWE-787 CWE-787: Out-of-bounds Write

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary4MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
3.1CNADECLARED4MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA ImageMagick ImageMagick affected < 7.1.2-18 Not specified
CNA ImageMagick ImageMagick affected < 6.9.13-43 Not specified

References

ReferenceSourceLinkTags
github.com/ImageMagick/ImageMagick/security/advisories/GHSA-mw3m-pqr2-qv7c [email protected] github.com
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