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.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Mon, 02 Nov 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 02 Nov 2026 14:30:00 +0000

Type Values Removed Values Added
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.
Title The Sleuth Kit through 4.15.0 Heap Out-of-Bounds Read via HFS+ decmpfs Header
First Time appeared Sleuthkit
Sleuthkit the Sleuth Kit
Weaknesses CWE-125
CPEs cpe:2.3:a:sleuthkit:the_sleuth_kit:*:*:*:*:*:*:*:*
Vendors & Products Sleuthkit
Sleuthkit the Sleuth Kit
References
Metrics cvssV3_1

{'score': 3.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L'}

cvssV4_0

{'score': 4.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N'}


Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-11-02T15:44:48.397Z

Reserved: 2026-11-02T12:42:21.046Z

Link: CVE-2026-120453

cve-icon Vulnrichment

Updated: 2026-11-02T15:44:40.783Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-11-02T15:17:28.750

Modified: 2026-11-02T19:34:23.993

Link: CVE-2026-120453

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-02T16:00:09Z

Weaknesses