Double Free Affecting openbsd/src package, versions [,7.4.021) [7.5,7.5.008)


Severity

Recommended
0.0
critical
0
10

CVSS assessment made by Snyk's Security Team

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  • Snyk ID SNYK-UNMANAGED-OPENBSDSRC-8383401
  • published 18 Nov 2024
  • disclosed 16 Sep 2024
  • credit Claes M Nyberg

How to fix?

Upgrade openbsd/src to version 7.4.021, 7.5.008 or higher.

Overview

Affected versions of this package are vulnerable to Double Free on an mbuf in several functions in the NFS client and server, after an m_freem().

CVSS Scores

version 4.0
version 3.1
Expand this section

Snyk

Recommended
9.2 critical
  • Attack Vector (AV)
    Network
  • Attack Complexity (AC)
    Low
  • Attack Requirements (AT)
    Present
  • Privileges Required (PR)
    None
  • User Interaction (UI)
    None
  • Automatable (AU)
    Yes
  • Confidentiality (VC)
    High
  • Integrity (VI)
    High
  • Availability (VA)
    High
  • Confidentiality (SC)
    None
  • Integrity (SI)
    None
  • Availability (SA)
    None