[FFmpeg-devel] [PATCH] checkasm/h264dsp: Fix stack-buffer-overflow, effective-type violations

Andreas Rheinhardt andreas.rheinhardt at outlook.com
Mon Jun 16 21:21:51 EEST 2025


Tristan Matthews via ffmpeg-devel:
> On Monday, June 16th, 2025 at 6:53 AM, Andreas Rheinhardt <andreas.rheinhardt at outlook.com> wrote:
> 
>> Patch attached.
>>
> LGTM, and sorry about that, for future reference did you do anything in particular (instrumentation wise) to catch the stack overflow? I tried make fate on a few different machines and didn't hit that.
> 
> Best,
> Tristan

I used (Clang) ASAN. Presumably Zhao Zhili (who first reported the stack
buffer overflow) did so, too.

- Andreas



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