Rustcrypto Cmov vulnerabilities

• rustcrypto cmov, utils +1 more RustCrypto Cmov/CmovEq on aarch64 can produce wrong results if high-bits of registers are set CVE-2026-50185 Fix available 2.0 LowJuly 2, 2026
• rustcrypto cmov, utils +1 more RustCrypto cmov: thumbv6m-none-eabi compiler emits non-constant time assembly when using cmovnz CVE-2026-23519 Fix available 8.9 HighJanuary 14, 2026