{"containers":{"cna":{"affected":[{"product":"FreeBSD","vendor":"FreeBSD","versions":[{"status":"affected","version":"FreeBSD before 12.0-RELEASE-p8"},{"status":"affected","version":"before 11.3-RELEASE-p1"},{"status":"affected","version":"and before 11.2-RELEASE-p12"}]}],"descriptions":[{"lang":"en","value":"In FreeBSD 12.0-STABLE before r350261, 12.0-RELEASE before 12.0-RELEASE-p8, 11.3-STABLE before r350263, 11.3-RELEASE before 11.3-RELEASE-p1, and 11.2-RELEASE before 11.2-RELEASE-p12, system calls operating on file descriptors as part of mqueuefs did not properly release the reference allowing a malicious user to overflow the counter allowing access to files, directories, and sockets opened by processes owned by other users."}],"problemTypes":[{"descriptions":[{"description":"Kernel improper update of reference 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