Improper Resource Locking Affecting kernel-rt-debug-devel package, versions <0:5.14.0-284.30.1.rt14.315.el9_2


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.04% (6th percentile)

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  • Snyk IDSNYK-RHEL9-KERNELRTDEBUGDEVEL-5894962
  • published13 Jun 2023
  • disclosed5 Dec 2022

Introduced: 5 Dec 2022

CVE-2023-21102  (opens in a new tab)
CWE-413  (opens in a new tab)

How to fix?

Upgrade RHEL:9 kernel-rt-debug-devel to version 0:5.14.0-284.30.1.rt14.315.el9_2 or higher.
This issue was patched in RHSA-2023:5091.

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 RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

In __efi_rt_asm_wrapper of efi-rt-wrapper.S, there is a possible bypass of shadow stack protection due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-260821414References: Upstream kernel

CVSS Scores

version 3.1