CVE-2022-27239 Information

Description

In cifs-utils through 6.14 a stack-based buffer overflow when parsing the mount.cifs ip= command-line argument could lead to local attackers gaining root privileges.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://wiki.robotz.com/index.php/Linux_CIFS_Utils_and_Samba https://bugzilla.samba.org/show_bug.cgi?id=15025 https://bugzilla.suse.com/show_bug.cgi?id=1197216 https://github.com/piastry/cifs-utils/pull/7 https://github.com/piastry/cifs-utils/pull/7/commits/955fb147e97a6a74e1aaa65766de91e2c1479765 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/QIYZ4L6SLSYJQ446VJAO2VGAESURQNSP/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/HXKZLJYJJEC3TIBFLXUORRMZUKG5W676/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5WBOLMANBYJILXQKRRK7OCR774PXJAYY/ https://lists.debian.org/debian-lts-announce/2022/05/msg00020.html https://www.debian.org/security/2022/dsa-5157

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8