Improper Locking Affecting kernel-kdump-devel package, versions <0:2.6.32-642.el6


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-RHEL6-KERNELKDUMPDEVEL-1505828
  • published26 Jul 2021
  • disclosed8 Aug 2016

Introduced: 8 Aug 2016

CVE-2016-3841  (opens in a new tab)
CWE-667  (opens in a new tab)

How to fix?

Upgrade RHEL:6 kernel-kdump-devel to version 0:2.6.32-642.el6 or higher.
This issue was patched in RHSA-2016:0855.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-kdump-devel package and not the kernel-kdump-devel package as distributed by RHEL. See How to fix? for RHEL:6 relevant fixed versions and status.

The IPv6 stack in the Linux kernel before 4.3.3 mishandles options data, which allows local users to gain privileges or cause a denial of service (use-after-free and system crash) via a crafted sendmsg system call.

CVSS Scores

version 3.1