Oliver Chang a2e445918e avcodec/prores_raw: Fix heap buffer overflow ...

When dimensions differ from context, those were updated using
ff_set_dimensions, however this overwrote the aligned coded_width and
coded_height that were set before, leading to a buffer overflow when
writing the frame data.

Fixes: OssFuzz 438771336
Fixes: Heap-buffer-overflow

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Marvin Scholz <epirat07@gmail.com>
Reviewed-by: Marvin Scholz <epirat07@gmail.com>
(cherry picked from commit c9e93df4ee)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>

2025-08-19 17:56:48 +02:00

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