Rapid7 Vulnerability & Exploit Database

CentOS Linux: CVE-2015-8539: Important: kernel security and bug fix update (Multiple Advisories)

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CentOS Linux: CVE-2015-8539: Important: kernel security and bug fix update (Multiple Advisories)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
02/07/2016
Created
07/25/2018
Added
01/27/2018
Modified
05/25/2023

Description

The KEYS subsystem in the Linux kernel before 4.4 allows local users to gain privileges or cause a denial of service (BUG) via crafted keyctl commands that negatively instantiate a key, related to security/keys/encrypted-keys/encrypted.c, security/keys/trusted.c, and security/keys/user_defined.c.

Solution(s)

  • centos-upgrade-kernel
  • centos-upgrade-kernel-rt

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