Module Name: src Committed By: hannken Date: Mon Oct 12 08:21:21 UTC 2020
Modified Files: src/external/cddl/osnet/sys/sys: cred.h Log Message: Stub groupmember() has to test both group list and current group id. Fixes kern/55675: ZFS mounts do not work with setuid programs To generate a diff of this commit: cvs rdiff -u -r1.7 -r1.8 src/external/cddl/osnet/sys/sys/cred.h Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/external/cddl/osnet/sys/sys/cred.h diff -u src/external/cddl/osnet/sys/sys/cred.h:1.7 src/external/cddl/osnet/sys/sys/cred.h:1.8 --- src/external/cddl/osnet/sys/sys/cred.h:1.7 Wed Apr 29 05:54:37 2020 +++ src/external/cddl/osnet/sys/sys/cred.h Mon Oct 12 08:21:21 2020 @@ -1,4 +1,4 @@ -/* $NetBSD: cred.h,v 1.7 2020/04/29 05:54:37 riastradh Exp $ */ +/* $NetBSD: cred.h,v 1.8 2020/10/12 08:21:21 hannken Exp $ */ /*- * Copyright (c) 2007 Pawel Jakub Dawidek <p...@freebsd.org> @@ -70,10 +70,12 @@ extern kauth_cred_t cred0; static __inline int groupmember(gid_t gid, cred_t *cr) { - int result; + int result, error; - kauth_cred_ismember_gid(cr, gid, &result); - return result; + error = kauth_cred_ismember_gid(cr, gid, &result); + if (error) + return 0; + return (kauth_cred_getegid(cr) == gid || result); } #endif /* _KERNEL */