VYPR
← All advisories
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/FreeBSD3 versions
    cpe:2.3:o:freebsd:freebsd:4.5:release:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:freebsd:freebsd:4.5:release:*:*:*:*:*:*
    • cpe:2.3:o:freebsd:freebsd:4.5:stable:*:*:*:*:*:*
    • (no CPE)range: <=4.5-RELEASE

Patches

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

2

News mentions

0

No linked articles in our index yet.