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| author | tjr <tjr@FreeBSD.org> | 2003-02-04 08:30:53 +0000 |
|---|---|---|
| committer | tjr <tjr@FreeBSD.org> | 2003-02-04 08:30:53 +0000 |
| commit | f1e2506f98c778a40f39cc1f26f342ff7f1b3bae (patch) | |
| tree | 25d9b3b55e9f3ff19782e2d835e6f3f1a0a22149 /sys/fs/smbfs | |
| parent | fcaa2a49c412a9d77cd9d44a41ca5cf57b003063 (diff) | |
| download | FreeBSD-src-f1e2506f98c778a40f39cc1f26f342ff7f1b3bae.zip FreeBSD-src-f1e2506f98c778a40f39cc1f26f342ff7f1b3bae.tar.gz | |
Add missing permission checks to the smbfs VOP_SETATTR vnode op for the
case where the caller requests to change access or modification times.
MFC after: 3 days
Diffstat (limited to 'sys/fs/smbfs')
| -rw-r--r-- | sys/fs/smbfs/smbfs_vnops.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/fs/smbfs/smbfs_vnops.c b/sys/fs/smbfs/smbfs_vnops.c index 744a7d4..29ff1d7 100644 --- a/sys/fs/smbfs/smbfs_vnops.c +++ b/sys/fs/smbfs/smbfs_vnops.c @@ -412,6 +412,11 @@ smbfs_setattr(ap) if (vap->va_atime.tv_sec != VNOVAL) atime = &vap->va_atime; if (mtime != atime) { + if (ap->a_cred->cr_uid != VTOSMBFS(vp)->sm_args.uid && + (error = suser_cred(ap->a_cred, PRISON_ROOT)) && + ((vap->va_vaflags & VA_UTIMES_NULL) == 0 || + (error = VOP_ACCESS(vp, VWRITE, ap->a_cred, ap->a_td)))) + return (error); #if 0 if (mtime == NULL) mtime = &np->n_mtime; |
