CVE-2021-3773 Affecting kernel-doc package, versions <0:4.18.0-372.9.1.el8


Severity

Recommended
high

Based on Rocky Linux security rating

    Threat Intelligence

    EPSS
    0.65% (80th percentile)

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  • Snyk ID SNYK-ROCKY8-KERNELDOC-3193061
  • published 5 Jan 2023
  • disclosed 16 Feb 2022

How to fix?

Upgrade Rocky-Linux:8 kernel-doc to version 0:4.18.0-372.9.1.el8 or higher.
This issue was patched in RLSA-2022:1988.

NVD Description

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

A flaw in netfilter could allow a network-connected attacker to infer openvpn connection endpoint information for further use in traditional network attacks.

CVSS Scores

version 3.1
Expand this section

NVD

9.8 critical
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Scope (S)
    Unchanged
  • Confidentiality (C)
    High
  • Integrity (I)
    High
  • Availability (A)
    High
Expand this section

Red Hat

5.9 medium