Use After Free Affecting kernel-rt-debug-devel package, versions <0:4.18.0-425.3.1.rt7.213.el8


Severity

Recommended
medium

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.05% (16th percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELRTDEBUGDEVEL-3195007
  • published5 Jan 2023
  • disclosed11 Apr 2022

Introduced: 11 Apr 2022

CVE-2022-28893  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 kernel-rt-debug-devel to version 0:4.18.0-425.3.1.rt7.213.el8 or higher.
This issue was patched in RLSA-2022:7444.

NVD Description

Note: Versions mentioned in the description apply only to the upstream kernel-rt-debug-devel package and not the kernel-rt-debug-devel package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

The SUNRPC subsystem in the Linux kernel through 5.17.2 can call xs_xprt_free before ensuring that sockets are in the intended state.

CVSS Scores

version 3.1