pango: pango_log2vis_get_embedding_levels() heap based buffer overflow (CVE-2019-1010238)
Gnome Pango 1.42 and later is affected by: Buffer Overflow. The impact is: The heap based buffer overflow can be used to get code execution. The component is: function name: pango_log2vis_get_embedding_levels, assignment of nchars and the loop condition. The attack vector is: Bug can be used when application pass invalid utf-8 strings to functions like pango_itemize.
References:
Patch:
https://gitlab.gnome.org/GNOME/pango/commit/490f8979a260c16b1df055eab386345da18a2d54
Affected branches:
-
master (c811809f) -
3.10-stable -
3.9-stable