Low severity3.3NVD Advisory· Published Nov 2, 2026· Updated Nov 2, 2026
CVE-2026-120453
CVE-2026-120453
Description
The 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.
Affected products
1- Range: <=4.15.0
Patches
Vulnerability mechanics
References
5- github.com/sleuthkit/sleuthkit/blob/sleuthkit-4.15.0/tsk/fs/hfs.cnvd
- github.com/sleuthkit/sleuthkit/issues/3583nvd
- github.com/sleuthkit/sleuthkit/releases/tag/sleuthkit-4.15.0nvd
- hackmd.io/@haindpwn/sleuthkit-hfs-decmpfs-attr-oob-readnvd
- www.vulncheck.com/advisories/the-sleuth-kit-through-4.15.0-heap-out-of-bounds-read-via-hfs-decmpfs-headernvd
News mentions
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