[ENOMEM] check vector status in cmap subsetting.

2020-07-31 14:40:49 -07:00 · 2020-07-31 14:40:49 -07:00 · 18ab8029d5
parent 06dbb6acbb
commit 18ab8029d5
2 changed files with 3 additions and 0 deletions
--- a/src/hb-ot-cmap-table.hh
+++ b/src/hb-ot-cmap-table.hh
@ -1108,6 +1108,9 @@ struct CmapSubtableFormat14
      return;
    }

+    if (unlikely (!c->check_success (!obj_indices.in_error ())))
+      return;
+
    int tail_len = init_tail - c->tail;
    c->check_assign (this->length, c->length () - table_initpos + tail_len);
    c->check_assign (this->record.len,
--- a/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-6316256152780800
+++ b/test/fuzzing/fonts/clusterfuzz-testcase-minimized-hb-subset-fuzzer-6316256152780800