CVE-2026-120453

NameCVE-2026-120453
DescriptionThe Sleuth Kit through 4.15.0 contains a heap out-of-bounds read vulnerability in hfs_load_extended_attrs() in tsk/fs/hfs.c that reads the decmpfs header without checking attribute length. Attackers can supply a crafted HFS+ image with a com.apple.decmpfs attr_size of 1 to 15 to read past the allocation and crash analysis tools like istat or icat.
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
sleuthkit (PTS)bookworm4.11.1+dfsg-1vulnerable
trixie4.12.1+dfsg-3vulnerable
sid, forky4.15.0+dfsg-1vulnerable

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

PackageTypeReleaseFixed VersionUrgencyOriginDebian Bugs
sleuthkitsource(unstable)(unfixed)unimportant

Notes

https://github.com/sleuthkit/sleuthkit/issues/3583
Crash in CLI tool, no security impact

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