Out-of-bounds Write Affecting kernel-rt-modules package, versions <0:4.18.0-513.18.1.rt7.320.el8_9


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (12th percentile)

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  • Snyk IDSNYK-RHEL8-KERNELRTMODULES-6178777
  • published18 Jan 2024
  • disclosed7 Dec 2023

Introduced: 7 Dec 2023

CVE-2024-0646  (opens in a new tab)
CWE-787  (opens in a new tab)

How to fix?

Upgrade RHEL:8 kernel-rt-modules to version 0:4.18.0-513.18.1.rt7.320.el8_9 or higher.
This issue was patched in RHSA-2024:0881.

NVD Description

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

An out-of-bounds memory write flaw was found in the Linux kernel’s Transport Layer Security functionality in how a user calls a function splice with a ktls socket as the destination. This flaw allows a local user to crash or potentially escalate their privileges on the system.

CVSS Scores

version 3.1