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| author | Stefan Metzmacher <metze@samba.org> | 2009-11-18 08:11:46 +0100 |
|---|---|---|
| committer | Stefan Metzmacher <metze@samba.org> | 2009-11-18 08:24:13 +0100 |
| commit | 77f335042b01fcef0bbe09e1070528c00b523063 (patch) | |
| tree | d9fe1c47b6936753cd72175c6f4e98d73c268253 /source4/ntvfs/ntvfs_generic.c | |
| parent | 575967a5cf2f512ae25e5376bb49b133c6d5fc2d (diff) | |
| download | samba-77f335042b01fcef0bbe09e1070528c00b523063.tar.gz samba-77f335042b01fcef0bbe09e1070528c00b523063.tar.bz2 samba-77f335042b01fcef0bbe09e1070528c00b523063.zip | |
s4:ntvfs_generic: check for valid SMB2_LOCK flags
metze
Diffstat (limited to 'source4/ntvfs/ntvfs_generic.c')
| -rw-r--r-- | source4/ntvfs/ntvfs_generic.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/source4/ntvfs/ntvfs_generic.c b/source4/ntvfs/ntvfs_generic.c index 6e2e075f1e..1d81acfd81 100644 --- a/source4/ntvfs/ntvfs_generic.c +++ b/source4/ntvfs/ntvfs_generic.c @@ -1113,6 +1113,14 @@ NTSTATUS ntvfs_map_lock(struct ntvfs_module_context *ntvfs, isunlock = false; } for (i=0;i<lck->smb2.in.lock_count;i++) { + if (lck->smb2.in.locks[i].flags == SMB2_LOCK_FLAG_NONE) { + return NT_STATUS_INVALID_PARAMETER; + } + + if (lck->smb2.in.locks[i].flags & ~SMB2_LOCK_FLAG_ALL_MASK) { + return NT_STATUS_INVALID_PARAMETER; + } + if (isunlock && (lck->smb2.in.locks[i].flags & (SMB2_LOCK_FLAG_SHARED|SMB2_LOCK_FLAG_EXCLUSIVE))) { |