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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2002-08-02T04:00:00

Updated: 2024-08-08T03:03:49.368Z

Reserved: 2002-08-01T00:00:00

Link: CVE-2002-0820

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2002-08-12T04:00:00.000

Modified: 2024-11-20T23:39:56.770

Link: CVE-2002-0820

cve-icon Redhat

No data.