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| author | Günther Deschner <gd@samba.org> | 2007-02-16 17:25:54 +0000 |
|---|---|---|
| committer | Günther Deschner <gd@samba.org> | 2007-02-16 17:25:54 +0000 |
| commit | 672b98e27edc28d71640197668bdc38d854c6a16 (patch) | |
| tree | 921c8627fc9c17d952648c47c2bc731b5cedfce5 | |
| parent | 2fd6ac36189de29a52a8ea981a87406724703123 (diff) | |
| download | samba-672b98e27edc28d71640197668bdc38d854c6a16.tar.gz samba-672b98e27edc28d71640197668bdc38d854c6a16.tar.xz samba-672b98e27edc28d71640197668bdc38d854c6a16.zip | |
r21394: Prevent nscd crash due to potential NULL pointer dereference in
_nss_winbind_initgroups_dyn() on an empty group list.
Guenther
| -rw-r--r-- | source/nsswitch/winbind_nss_linux.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/source/nsswitch/winbind_nss_linux.c b/source/nsswitch/winbind_nss_linux.c index ea21391e980..fa74194aa9d 100644 --- a/source/nsswitch/winbind_nss_linux.c +++ b/source/nsswitch/winbind_nss_linux.c @@ -948,6 +948,10 @@ _nss_winbind_initgroups_dyn(char *user, gid_t group, long int *start, "and %d gids\n", getpid(), user, num_gids); #endif + if (gid_list == NULL) { + ret = NSS_STATUS_NOTFOUND; + goto done; + } /* Copy group list to client */ |