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Prevent Rasterizer::IsMapped from returning true for memory ranges that wrap the address space (#3989)
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Signed-off-by: Dasaav-dsv <simplydasaav@gmail.com>
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Dasaav 2026-02-02 19:51:50 +01:00 committed by GitHub
parent d3c6abac4e
commit e2f3a0f750
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1 changed files with 4 additions and 0 deletions
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src/video_core/renderer_vulkan/vk_rasterizer.cpp
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@ -1015,6 +1015,10 @@ bool Rasterizer::IsMapped(VAddr addr, u64 size) {
// There is no memory, so not mapped.
return false;
}
if (static_cast<u64>(addr) > std::numeric_limits<u64>::max() - size) {
// Memory range wrapped the address space, cannot be mapped.
return false;
}
const auto range = decltype(mapped_ranges)::interval_type::right_open(addr, addr + size);
Common::RecursiveSharedLock lock{mapped_ranges_mutex};