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


Severity

Recommended
medium

Based on Rocky Linux security rating

    Threat Intelligence

    Exploit Maturity
    Mature
    EPSS
    0.68% (81st percentile)

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  • Snyk ID SNYK-ROCKY8-PYTHON3PERF-3193030
  • published 5 Jan 2023
  • disclosed 8 Jan 2024

How to fix?

Upgrade Rocky-Linux:8 python3-perf 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 package and not the python3-perf package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:8 relevant fixed versions and status.

It was discovered that a nft object or expression could reference a nft set on a different nft table, leading to a use-after-free once that table was deleted.

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

6.7 medium