FreeBSD kernel 4.6 and previous versions 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.
| Vulnerable Product | Search on Vulmon | Subscribe to Product |
|---|---|---|
freebsd freebsd 4.6 |
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