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Cmov/CmovEq on aarch64 can produce wrong results if high-bits of registers are set

🗓️ 02 Jul 2026 17:18:11Reported by GitHub Advisory DatabaseType 
github
 github
🔗 github.com👁 13 Views

Cmov and CmovEq on aarch64 fail when loading small values due to undefined high bits, causing wrong moves.

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CVE-2026-50185 RustCrypto Cmov/CmovEq on aarch64 can produce wrong results if high-bits of registers are set
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Vulners
Node
rustcryptocmovRange0.1.10.5.4rust

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02 Jul 2026 17:18Current
5.5Medium risk
Vulners AI Score5.5
CVSS 42
EPSS0.00112
SSVC
13