Improper Initialization Affecting kernel-rt-modules package, versions <0:4.18.0-553.rt7.342.el8_10


Severity

Recommended
medium

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.05% (20th percentile)

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  • Snyk IDSNYK-ROCKY8-KERNELRTMODULES-7259551
  • published15 Jun 2024
  • disclosed23 Mar 2023

Introduced: 23 Mar 2023

CVE-2023-1513  (opens in a new tab)
CWE-665  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:8 kernel-rt-modules to version 0:4.18.0-553.rt7.342.el8_10 or higher.
This issue was patched in RLSA-2024:2950.

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 Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

A flaw was found in KVM. When calling the KVM_GET_DEBUGREGS ioctl, on 32-bit systems, there might be some uninitialized portions of the kvm_debugregs structure that could be copied to userspace, causing an information leak.

CVSS Scores

version 3.1