CVE-2026-56363

NameCVE-2026-56363
DescriptionImageMagick before 7.1.2-22 contains a division by zero vulnerability in binomial kernel processing that allows attackers to cause denial of service. An attacker can supply a large binomial kernel value causing integer overflow, resulting in division by zero and application crash.
SourceCVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more)

Vulnerable and fixed packages

The table below lists information on source packages.

Source PackageReleaseVersionStatus
imagemagick (PTS)bullseye8:6.9.11.60+dfsg-1.3+deb11u4vulnerable
bullseye (security)8:6.9.11.60+dfsg-1.3+deb11u14vulnerable
bookworm8:6.9.11.60+dfsg-1.6+deb12u9vulnerable
bookworm (security)8:6.9.11.60+dfsg-1.6+deb12u11vulnerable
trixie8:7.1.1.43+dfsg1-1+deb13u8vulnerable
trixie (security)8:7.1.1.43+dfsg1-1+deb13u10vulnerable
forky, sid8:7.1.2.25+dfsg1-2fixed

The information below is based on the following data on fixed versions.

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
imagemagicksource(unstable)8:7.1.2.23+dfsg1-1

Notes

https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-vf33-6r7x-66xx
Fixed by: https://github.com/ImageMagick/ImageMagick/commit/d67eef71764cfeca07b4edf8a8ae922180f5f2e4 (7.1.2-22)
Fixed by: https://github.com/ImageMagick/ImageMagick6/commit/7a48e0b3107608c7d87a172473cfd5294bc9e81f (6.9.13-47)

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