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Unrated severityNVD Advisory· Published Dec 31, 2002· Updated Jun 16, 2026

CVE-2002-1667

CVE-2002-1667

Description

The virtual memory management system in FreeBSD 4.5-RELEASE and earlier does not properly check the existence of a VM object during page invalidation, which allows local users to cause a denial of service (crash) by calling msync on an unaccessed memory map created with MAP_ANON and MAP_NOSYNC flags.

Affected products

3
  • FreeBSD/FreeBSDllm-fuzzy3 versions
    <=4.5-RELEASE+ 2 more
    • (no CPE)range: <=4.5-RELEASE
    • cpe:2.3:o:freebsd:freebsd:4.5:release:*:*:*:*:*:*
    • cpe:2.3:o:freebsd:freebsd:4.5:stable:*:*:*:*:*:*

Patches

Vulnerability mechanics

References

2

News mentions

0

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