CVE-2026-120453

Low

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.

SeverityLow

CVSS3.3

Exploit probability—

ProductThe Sleuth Kit

PublishedNov 2, 2026

First seenNov 4, 2026

Weakness typeCWE-125Out-of-bounds read

How to fix

Vendor advisories

github.com/sleuthkit/sleuthkit/releases/tag/sleuthkit-4.15.0

Affected products

Product	Affected versions	Fixed in
The Sleuth Kit The Sleuth Kit	v ≤ 4.15.0	—

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