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-rw-r--r--source3/smbd/trans2.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/source3/smbd/trans2.c b/source3/smbd/trans2.c
index 394adeeb6f..56d1aae3a2 100644
--- a/source3/smbd/trans2.c
+++ b/source3/smbd/trans2.c
@@ -3319,7 +3319,12 @@ static int call_trans2ioctl(connection_struct *conn, char* inbuf,
{
char *pdata = *ppdata;
files_struct *fsp = file_fsp(inbuf,smb_vwv15);
+
+ /* check for an invalid fid before proceeding */
+ if (!fsp)
+ return(ERROR_DOS(ERRDOS,ERRbadfid));
+
if ((SVAL(inbuf,(smb_setup+4)) == LMCAT_SPL) &&
(SVAL(inbuf,(smb_setup+6)) == LMFUNC_GETJOBID)) {
pdata = Realloc(*ppdata, 32);