CVE-2018-19497 Information

Description

In The Sleuth Kit (TSK) through 4.6.4 hfs_cat_traverse in tsk/fs/hfs.c does not properly determine when a key length is too large which allows attackers to cause a denial of service (SEGV on unknown address with READ memory access in a tsk_getu16 call in hfs_dir_open_meta_cb in tsk/fs/hfs_dent.c).

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

https://github.com/sleuthkit/sleuthkit/commit/bc04aa017c0bd297de8a3b7fc40ffc6ddddbb95d https://github.com/sleuthkit/sleuthkit/pull/1374 https://lists.debian.org/debian-lts-announce/2018/12/msg00008.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LZXFYOOMSP7NWRTSO4XXGHXAY3CJNAJ6/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NLSVLDQLPGKRHHBPYUXVJJPAID6CYBXD/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

6.5