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LibGfx/DDSLoader: Avoid integer overflow in decode_color_block()

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Tim Ledbetter 2023-10-04 17:44:38 +01:00 committed by Andreas Kling
parent b25efa219b
commit 1abc52a689
1 changed files with 1 additions and 1 deletions
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2
Userland/Libraries/LibGfx/ImageFormats/DDSLoader.cpp
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@ -330,7 +330,7 @@ static ErrorOr<void> decode_color_block(Stream& stream, DDSLoadingContext& conte
auto codes_2 = TRY(stream.read_value<LittleEndian<u8>>());
auto codes_3 = TRY(stream.read_value<LittleEndian<u8>>());
u64 code = codes_0 + 256 * (codes_1 + 256 * (codes_2 + 256 * codes_3));
u64 code = codes_0 + 256ul * (codes_1 + 256ul * (codes_2 + 256ul * codes_3));
u32 color_0 = c0_low + (c0_high * 256);
u32 color_1 = c1_low + (c1_high * 256);