CVE-2017-2618

 

Published at: - 27-07-2018 09:29

Last modified: - 26-10-2022 01:44

Total changes: - 3

Description

A flaw was found in the Linux kernel's handling of clearing SELinux attributes on /proc/pid/attr files before 4.9.10. An empty (null) write to this file can crash the system by causing the system to attempt to access unmapped kernel memory.

Common Vulnerability Scoring System (CVSS)

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

 

Verification logic

 

Reference

• https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=0c461cb727d146c9ef2d3e86214f498b78b7d125
• https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2618
• [selinux] 20170131 [PATCH] selinux: fix off-by-one in setprocattr-Patch, Third Party Advisory
• DSA-3791-Third Party Advisory
• RHSA-2017:0933-Third Party Advisory
• RHSA-2017:0932-Third Party Advisory
• RHSA-2017:0931-Third Party Advisory
• 96272-Third Party Advisory, VDB Entry

 

Keywords

NVD

 

CVE-2017-2618

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures