Google has released an upgrade to Go 1.5.3 to fix a security issue with the math/big package for implementing multiprecision arithmetic. Go programs must be recompiled with this version to receive the fix. “This issue can affect RSA computations in crypto/rsa, which is used by crypto/tls,” a golang-dev post in Google Groups says. “TLS servers on 32-bit systems could plausibly leak their RSA privat