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Diffstat (limited to 'nscd/nscd_gethst_r.c')
-rw-r--r--nscd/nscd_gethst_r.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/nscd/nscd_gethst_r.c b/nscd/nscd_gethst_r.c
index 407be1441f..64d02fedc7 100644
--- a/nscd/nscd_gethst_r.c
+++ b/nscd/nscd_gethst_r.c
@@ -336,6 +336,16 @@ nscd_gethst_r (const char *key, size_t keylen, request_type type,
memcpy (resultbuf->h_aliases[0],
(const char *) addr_list + addr_list_len, total_len);
+ /* Try to detect corrupt databases. */
+ if (resultbuf->h_name[hst_resp->h_name_len - 1] != '\0'
+ || ({for (cnt = 0; cnt < hst_resp->h_aliases_cnt; ++cnt)
+ if (resultbuf->h_aliases[cnt][aliases_len[cnt] - 1]
+ != '\0')
+ break;
+ cnt < hst_resp->h_aliases_cnt; }))
+ /* We cannot use the database. */
+ goto out_close;
+
retval = 0;
*result = resultbuf;
}