FreeBSD kernel 4.6 and earlier closes the file descriptors 0, 1, and 2 after they have already been assigned to /dev/null when the descriptors reference procfs or linprocfs, which could allow local users to reuse the file descriptors in a setuid or setgid program to modify critical data and gain privileges.
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Affected Vendors & Products
References
History
No history.
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Status: PUBLISHED
Assigner: mitre
Published:
Updated: 2024-08-08T03:03:49.368Z
Reserved: 2002-08-01T00:00:00
Link: CVE-2002-0820
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Status : Modified
Published: 2002-08-12T04:00:00.000
Modified: 2024-11-20T23:39:56.770
Link: CVE-2002-0820
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