ra_key: handle error case (#5997)

flb_sds_create_len may fail and this needs to be handled. Fixes: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=46082 Signed-off-by: David Korczynski <[email protected]>
fluent · Sep 5, 2022 · 80d0281 · 80d0281
1 parent 6a9c2b0
commit 80d0281
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/flb_ra_key.c b/src/flb_ra_key.c
@@ -55,6 +55,11 @@ static int msgpack_object_to_ra_value(msgpack_object o,
         result->type = FLB_RA_STRING;
         result->val.string = flb_sds_create_len((char *) o.via.str.ptr,
                                                 o.via.str.size);
+
+        /* Handle cases where flb_sds_create_len fails */
+        if (result->val.string == NULL) {
+            return -1;
+        }
         return 0;
     }
     else if (o.type == MSGPACK_OBJECT_MAP) {