Use After Free Affecting kernel-rt-trace-kvm package, versions <0:3.10.0-514.6.1.rt56.429.el7


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
3.9% (93rd percentile)

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  • Snyk IDSNYK-RHEL7-KERNELRTTRACEKVM-5181579
  • published26 Jul 2021
  • disclosed14 Mar 2016

Introduced: 14 Mar 2016

CVE-2016-7117  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:7 kernel-rt-trace-kvm to version 0:3.10.0-514.6.1.rt56.429.el7 or higher.
This issue was patched in RHSA-2017:0091.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-trace-kvm package and not the kernel-rt-trace-kvm package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

Use-after-free vulnerability in the __sys_recvmmsg function in net/socket.c in the Linux kernel before 4.5.2 allows remote attackers to execute arbitrary code via vectors involving a recvmmsg system call that is mishandled during error processing.

CVSS Scores

version 3.1