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ffmpeg.wasm-core
Commit e3ca9b93 authored by Laurent Aimar's avatar Laurent Aimar Committed by Janne Grunau
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dsicinav: Check for out of bounds reads 

Signed-off-by: 's avatarJanne Grunau <janne-libav@jannau.net>
parent 210c8033
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libavcodec/dsicinav.c
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...@@ -216,6 +216,8 @@ static int cinvideo_decode_frame(AVCodecContext *avctx, ...@@ -216,6 +216,8 @@ static int cinvideo_decode_frame(AVCodecContext *avctx,
bitmap_frame_size = buf_size - 4; bitmap_frame_size = buf_size - 4;
/* handle palette */ /* handle palette */
if (bitmap_frame_size < palette_colors_count * (3 + (palette_type != 0)))
return AVERROR_INVALIDDATA;
if (palette_type == 0) { if (palette_type == 0) {
for (i = 0; i < palette_colors_count; ++i) { for (i = 0; i < palette_colors_count; ++i) {
cin->palette[i] = bytestream_get_le24(&buf); cin->palette[i] = bytestream_get_le24(&buf);
......
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