{"id":"CVE-2026-58100","published":"2026-10-15T07:18:02.490","lastModified":"2026-10-16T15:17:32.873","description":"kqueue_fork_copy_knote() indexed into the child's file descriptor table using a knote's file descriptor number without a bounds check.  Because the child's table is copied before knotes are transferred, a concurrent thread in the parent could grow the parent's table and register knotes with file descriptor numbers beyond the end of the child's table, causing an out-of-bounds read.\n\nAn unprivileged local user may be able to exploit these races to escalate privileges.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":["CWE-125","CWE-362"],"vendors":[],"products":[],"references":[{"url":"https://security.freebsd.org/advisories/FreeBSD-SA-26:65.kqueue.asc","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}