Improper Privilege Management in Linux kernel - CVE-2016-2854

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Main Vulnerability Database Vulnerabilities #VU63650

Improper Privilege Management in Linux kernel - CVE-2016-2854

Published: May 25, 2022


Vulnerability identifier: #VU63650
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2016-2854
CWE-ID: CWE-269
Exploitation vector: Local access
Exploit availability: No public exploit available
Vulnerable software:
Linux kernel
Software vendor:
Linux Foundation

Description

The vulnerability allows a local user to escalate privileges.

The vulnerability exists due to aufs module does not properly maintain POSIX ACL xattr data. A local user can leverage a group-writable setgid directory and escalate privileges.


Remediation

Install updates from vendor's website.

External links