Use After Free Affecting kernel-rt-trace package, versions <0:3.10.0-514.21.1.rt56.438.el7


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.15% (52nd percentile)

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  • Snyk IDSNYK-RHEL7-KERNELRTTRACE-4679396
  • published26 Jul 2021
  • disclosed4 Aug 2016

Introduced: 4 Aug 2016

CVE-2016-7910  (opens in a new tab)
CWE-416  (opens in a new tab)
First added by Snyk

How to fix?

Upgrade RHEL:7 kernel-rt-trace to version 0:3.10.0-514.21.1.rt56.438.el7 or higher.
This issue was patched in RHSA-2017:1298.

NVD Description

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

Use-after-free vulnerability in the disk_seqf_stop function in block/genhd.c in the Linux kernel before 4.7.1 allows local users to gain privileges by leveraging the execution of a certain stop operation even if the corresponding start operation had failed.

CVSS Scores

version 3.1