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Published: 31/12/2002 Updated: 11/07/2017

CVSS v2 Base Score: 2.1 | Impact Score: 2.9 | Exploitability Score: 3.9

VMScore: 187

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P

The virtual memory management system in FreeBSD 4.5-RELEASE and previous versions 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.

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freebsd freebsd 4.5

NVD-CWE-Other ftp://ftp.freebsd.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-02:22.mmap.asc https://exchange.xforce.ibmcloud.com/vulnerabilities/8921 https://nvd.nist.gov

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CVE-2002-1667

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