diff options
| author | sef <sef@FreeBSD.org> | 1998-01-06 01:37:12 +0000 |
|---|---|---|
| committer | sef <sef@FreeBSD.org> | 1998-01-06 01:37:12 +0000 |
| commit | 082257799eb016d17f2ea10684dc8c250c8dce19 (patch) | |
| tree | 15342579097de7237aabedf5cd5a5b42ab8d1c2d | |
| parent | 34441bfff5c5156e303c6ea52543b0c0123c87e8 (diff) | |
| download | FreeBSD-src-082257799eb016d17f2ea10684dc8c250c8dce19.zip FreeBSD-src-082257799eb016d17f2ea10684dc8c250c8dce19.tar.gz | |
Use CHECKIO in procfs_ioctl() to ensure that any changes in UID/GID result
in the expected failure.
| -rw-r--r-- | sys/fs/procfs/procfs_vnops.c | 5 | ||||
| -rw-r--r-- | sys/miscfs/procfs/procfs_vnops.c | 5 |
2 files changed, 8 insertions, 2 deletions
diff --git a/sys/fs/procfs/procfs_vnops.c b/sys/fs/procfs/procfs_vnops.c index b7e522b..b8bd8e9 100644 --- a/sys/fs/procfs/procfs_vnops.c +++ b/sys/fs/procfs/procfs_vnops.c @@ -36,7 +36,7 @@ * * @(#)procfs_vnops.c 8.18 (Berkeley) 5/21/95 * - * $Id: procfs_vnops.c,v 1.49 1997/12/20 03:05:47 sef Exp $ + * $Id: procfs_vnops.c,v 1.50 1997/12/27 02:56:25 bde Exp $ */ /* @@ -236,6 +236,9 @@ procfs_ioctl(ap) return ENOTTY; } + if (!CHECKIO(p, procp)) + return EPERM; + switch (ap->a_command) { case PIOCBIS: procp->p_stops |= *(unsigned int*)ap->a_data; diff --git a/sys/miscfs/procfs/procfs_vnops.c b/sys/miscfs/procfs/procfs_vnops.c index b7e522b..b8bd8e9 100644 --- a/sys/miscfs/procfs/procfs_vnops.c +++ b/sys/miscfs/procfs/procfs_vnops.c @@ -36,7 +36,7 @@ * * @(#)procfs_vnops.c 8.18 (Berkeley) 5/21/95 * - * $Id: procfs_vnops.c,v 1.49 1997/12/20 03:05:47 sef Exp $ + * $Id: procfs_vnops.c,v 1.50 1997/12/27 02:56:25 bde Exp $ */ /* @@ -236,6 +236,9 @@ procfs_ioctl(ap) return ENOTTY; } + if (!CHECKIO(p, procp)) + return EPERM; + switch (ap->a_command) { case PIOCBIS: procp->p_stops |= *(unsigned int*)ap->a_data; |
