Commit bd467e94 authored by Luca Barbato's avatar Luca Barbato Committed by Jean-Baptiste Kempf

avcodec: Extend the check for impossible dimensions

Overly large frame sizes are commonly caused by broken streams.

Close #11245
Signed-off-by: Jean-Baptiste Kempf's avatarJean-Baptiste Kempf <jb@videolan.org>
parent 9d06856d
......@@ -136,9 +136,12 @@ static inline picture_t *ffmpeg_NewPictBuf( decoder_t *p_dec,
avcodec_align_dimensions2(p_context, &width, &height, aligns);
}
if( width == 0 || height == 0)
return NULL; /* invalid display size */
if( width == 0 || height == 0 || width > 8192 || height > 8192 )
{
msg_Err( p_dec, "Invalid frame size %dx%d.", width, height );
return NULL; /* invalid display size */
}
p_dec->fmt_out.video.i_width = width;
p_dec->fmt_out.video.i_height = height;
......
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