Rapid7 Vulnerability & Exploit Database

Red Hat: CVE-2018-17182: Important: kernel-alt security and bug fix update (RHSA-2018:3656)

Back to Search

Red Hat: CVE-2018-17182: Important: kernel-alt security and bug fix update (RHSA-2018:3656)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
09/19/2018
Created
03/19/2019
Added
11/27/2018
Modified
03/03/2021

Description

An issue was discovered in the Linux kernel through 4.18.8. The vmacache_flush_all function in mm/vmacache.c mishandles sequence number overflows. An attacker can trigger a use-after-free (and possibly gain privileges) via certain thread creation, map, unmap, invalidation, and dereference operations.

Solution(s)

  • redhat-upgrade-kernel

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;