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| author | Jim McDonough <jmcd@samba.org> | 2009-12-30 15:04:55 -0500 |
|---|---|---|
| committer | Jim McDonough <jmcd@samba.org> | 2009-12-30 15:06:07 -0500 |
| commit | 3a271a89b5e6d23089f9391f0cfd42f6631c925a (patch) | |
| tree | ee5ada05cc99b03d028e7142cb6bbc4c0f136688 | |
| parent | 1aed373b119b98bf767ab02ea14940d017ad3868 (diff) | |
| download | samba-3a271a89b5e6d23089f9391f0cfd42f6631c925a.tar.gz samba-3a271a89b5e6d23089f9391f0cfd42f6631c925a.tar.bz2 samba-3a271a89b5e6d23089f9391f0cfd42f6631c925a.zip | |
Prevent NULL dereference if group has no members
| -rw-r--r-- | source3/winbindd/winbindd_rpc.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/source3/winbindd/winbindd_rpc.c b/source3/winbindd/winbindd_rpc.c index ffe488ac71..e7003766d8 100644 --- a/source3/winbindd/winbindd_rpc.c +++ b/source3/winbindd/winbindd_rpc.c @@ -787,16 +787,16 @@ static NTSTATUS lookup_groupmem(struct winbindd_domain *domain, if (!NT_STATUS_IS_OK(result)) return result; - *num_names = rids->count; - rid_mem = rids->rids; - - if (!*num_names) { + if (!rids || !rids->count) { names = NULL; name_types = NULL; sid_mem = NULL; return NT_STATUS_OK; } + *num_names = rids->count; + rid_mem = rids->rids; + /* Step #2: Convert list of rids into list of usernames. Do this in bunches of ~1000 to avoid crashing NT4. It looks like there is a buffer overflow or something like that lurking around |