Module Name: src
Committed By: shm
Date: Fri Jun 17 14:30:37 UTC 2022
Modified Files:
src/sys/miscfs/procfs: procfs_vnops.c
Log Message:
Add missing permission check
To generate a diff of this commit:
cvs rdiff -u -r1.228 -r1.229 src/sys/miscfs/procfs/procfs_vnops.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/miscfs/procfs/procfs_vnops.c
diff -u src/sys/miscfs/procfs/procfs_vnops.c:1.228 src/sys/miscfs/procfs/procfs_vnops.c:1.229
--- src/sys/miscfs/procfs/procfs_vnops.c:1.228 Sun Mar 27 17:10:56 2022
+++ src/sys/miscfs/procfs/procfs_vnops.c Fri Jun 17 14:30:37 2022
@@ -1,4 +1,4 @@
-/* $NetBSD: procfs_vnops.c,v 1.228 2022/03/27 17:10:56 christos Exp $ */
+/* $NetBSD: procfs_vnops.c,v 1.229 2022/06/17 14:30:37 shm Exp $ */
/*-
* Copyright (c) 2006, 2007, 2008, 2020 The NetBSD Foundation, Inc.
@@ -105,7 +105,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: procfs_vnops.c,v 1.228 2022/03/27 17:10:56 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: procfs_vnops.c,v 1.229 2022/06/17 14:30:37 shm Exp $");
#include <sys/param.h>
#include <sys/atomic.h>
@@ -976,6 +976,9 @@ procfs_lookup(void *v)
*vpp = NULL;
+ if ((error = VOP_ACCESS(dvp, VEXEC, cnp->cn_cred)) != 0)
+ return (error);
+
if (cnp->cn_nameiop == DELETE || cnp->cn_nameiop == RENAME)
return (EROFS);
