Denial of Service (DoS) Affecting freebsd package, versions [,5.4]


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.16% (54th percentile)

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  • Snyk IDSNYK-UNMANAGED-FREEBSD-2382978
  • published26 Jan 2022
  • disclosed5 Jul 2005
  • creditUnknown

Introduced: 5 Jul 2005

CVE-2005-2019  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

There is no fixed version for freebsd.

Overview

Affected versions of this package are vulnerable to Denial of Service (DoS) ipfw in FreeBSD 5.4, when running on Symmetric Multi-Processor (SMP) or Uni Processor (UP) systems with the PREEMPTION kernel option enabled, does not sufficiently lock certain resources while performing table lookups, which can cause the cache results to be corrupted during multiple concurrent lookups, allowing remote attackers to bypass intended access restrictions.

References

CVSS Scores

version 3.1