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Fix overflows in avifImageRGBToYUV() #2355

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@wantehchang wantehchang commented Aug 1, 2024

Fix overflows when multiplying with rowBytes in avifImageRGBToYUV(), by
storing the various uint32_t rowBytes fields in local variables of the
size_t type. Then multiplications with the size_t rowBytes local
variables will be done in size_t.

Part of the fix to #2271.

@wantehchang wantehchang force-pushed the fix-overflows-in-reformat-c branch from 40e49c5 to ba68899 Compare August 1, 2024 02:28
@wantehchang wantehchang marked this pull request as draft August 1, 2024 03:13
Fix overflows when multiplying with rowBytes in avifImageRGBToYUV(), by
storing the various uint32_t rowBytes fields in local variables of the
size_t type. Then multiplications with the size_t rowBytes local
variables will be done in size_t.

Part of the fix to AOMediaCodec#2271.
@wantehchang wantehchang force-pushed the fix-overflows-in-reformat-c branch from ba68899 to 5f28067 Compare August 2, 2024 00:17
@wantehchang wantehchang changed the title Fix overflows in two functions in src/reformat.c Fix overflows in avifImageRGBToYUV() Aug 2, 2024
@wantehchang wantehchang marked this pull request as ready for review August 2, 2024 00:27
@wantehchang wantehchang marked this pull request as draft August 2, 2024 02:33
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