Use After Free Affecting kernel-rt-trace-devel package, versions <0:3.10.0-1160.rt56.1131.el7


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating

    Threat Intelligence

    EPSS
    0.28% (69th percentile)

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  • Snyk ID SNYK-CENTOS7-KERNELRTTRACEDEVEL-2174884
  • published 26 Jul 2021
  • disclosed 10 Dec 2019

How to fix?

Upgrade Centos:7 kernel-rt-trace-devel to version 0:3.10.0-1160.rt56.1131.el7 or higher.

NVD Description

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

In the Linux kernel 5.0.21, mounting a crafted ext4 filesystem image, performing some operations, and unmounting can lead to a use-after-free in ext4_put_super in fs/ext4/super.c, related to dump_orphan_list in fs/ext4/super.c.

CVSS Scores

version 3.1
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NVD

7.8 high
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SUSE

7.8 high
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Red Hat

7.8 high