CVE-2024-37371 Affecting krb5-server package, versions <0:1.21.1-2.el9_4


Severity

Recommended
medium

Based on AlmaLinux security rating

    Threat Intelligence

    EPSS
    0.09% (39th percentile)

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  • Snyk ID SNYK-ALMALINUX9-KRB5SERVER-7896431
  • published 4 Sep 2024
  • disclosed 3 Sep 2024

How to fix?

Upgrade AlmaLinux:9 krb5-server to version 0:1.21.1-2.el9_4 or higher.
This issue was patched in ALSA-2024:6166.

NVD Description

Note: Versions mentioned in the description apply only to the upstream krb5-server package and not the krb5-server package as distributed by AlmaLinux. See How to fix? for AlmaLinux:9 relevant fixed versions and status.

In MIT Kerberos 5 (aka krb5) before 1.21.3, an attacker can cause invalid memory reads during GSS message token handling by sending message tokens with invalid length fields.

CVSS Scores

version 3.1
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NVD

9.1 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)
    None
  • Availability (A)
    High
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SUSE

6.5 medium
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Red Hat

6.5 medium