swscale/output: avoid signed overflow in yuv2rgba64_full_1 alpha
authorMichael Niedermayer <michael@niedermayer.cc>
Sat, 30 May 2026 23:04:59 +0000 (01:04 +0200)
committerMichael Niedermayer <michael@niedermayer.cc>
Sun, 14 Jun 2026 02:59:09 +0000 (04:59 +0200)
commite8c041f9a166d1d4e316b1751bd74d937d0f9eee
treed3c1229b82a04e3e855ba5f840a8185d46eebaed
parentbe36f1f33e3a2e06c8ce1f36ef8e0195a940279b
swscale/output: avoid signed overflow in yuv2rgba64_full_1 alpha

Fixes: 493055112/clusterfuzz-testcase-minimized-ffmpeg_SWS_fuzzer-5823995319746560
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit ad84fc9b7df2910ea38f91b4a84872c52e006390)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
libswscale/output.c