mirror of https://git.ffmpeg.org/ffmpeg.git
avcodec/exr: fix skipping too long metadata values
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c9aa6164d4
commit
f55f817955
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@ -1962,7 +1962,7 @@ static int decode_header(EXRContext *s, AVFrame *frame)
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{
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{
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uint8_t name[256] = { 0 };
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uint8_t name[256] = { 0 };
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uint8_t type[256] = { 0 };
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uint8_t type[256] = { 0 };
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uint8_t value[256] = { 0 };
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uint8_t value[8192] = { 0 };
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int i = 0, size;
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int i = 0, size;
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while (bytestream2_get_bytes_left(gb) > 0 &&
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while (bytestream2_get_bytes_left(gb) > 0 &&
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@ -1980,6 +1980,8 @@ static int decode_header(EXRContext *s, AVFrame *frame)
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size = bytestream2_get_le32(gb);
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size = bytestream2_get_le32(gb);
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bytestream2_get_buffer(gb, value, FFMIN(sizeof(value) - 1, size));
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bytestream2_get_buffer(gb, value, FFMIN(sizeof(value) - 1, size));
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if (size > sizeof(value) - 1)
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bytestream2_skip(gb, size - (sizeof(value) - 1));
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if (!strcmp(type, "string"))
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if (!strcmp(type, "string"))
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av_dict_set(&metadata, name, value, 0);
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av_dict_set(&metadata, name, value, 0);
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}
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}
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