Use After Free Affecting python3-perf-debuginfo package, versions <0:4.18.0-425.3.1.el8


Severity

Recommended
medium

Based on Rocky Linux security rating

    Threat Intelligence

    EPSS
    0.04% (14th percentile)

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  • Snyk ID SNYK-ROCKY8-PYTHON3PERFDEBUGINFO-3193732
  • published 5 Jan 2023
  • disclosed 23 Aug 2022

How to fix?

Upgrade Rocky-Linux:8 python3-perf-debuginfo to version 0:4.18.0-425.3.1.el8 or higher.
This issue was patched in RLSA-2022:7683.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python3-perf-debuginfo package and not the python3-perf-debuginfo package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

A flaw was found in the Linux kernel's implementation of Pressure Stall Information. While the feature is disabled by default, it could allow an attacker to crash the system or have other memory-corruption side effects.

CVSS Scores

version 3.1
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NVD

7.8 high
  • Attack Vector (AV)
    Local
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    Low
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
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SUSE

6.7 medium
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Red Hat

7.8 high