[Dev-luatex] LuaTeX segfaults on invalid UTF-8 csnames

Bruno Le Floch blflatex at gmail.com
Sat Jan 19 12:01:51 CET 2013


On 1/14/13, Taco Hoekwater <taco at elvenkind.com> wrote:
> On 01/13/2013 08:48 PM, Bruno Le Floch wrote:
>> Hello,
>>
>> LuaTeX doesn't segfault on invalid UTF-8 appearing in a file: this
>> simply leads to a fatal error.  However, one can build invalid UTF-8
>> using the bytes ^^^^^^110000 to ^^^^^^1100ff.  If one builds a control
>> sequence whose name is invalid UTF-8, then try to convert this
>> sequence to a string, LuaTeX segfaults.  Namely, both  ...
>
> Thanks for the report. Tracker item added:
>
>     http://tracker.luatex.org/view.php?id=802
>
> Best wishes,
> Taco

I should've done that.  Thanks.
Regards,
Bruno


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