nettle: improper cryptographic calculations

CVE-2015-8803 CVE-2015-8804 CVE-2015-8805 improper cryptographic calculations It has been discovered that multiple carry propagation bugs are producing wrong results in calculations. They affect the NIST P-256 and P-384 curves. The P-256 bug is in the C code and affects multiple architectures...

Errors in mp_div and mp_exptmod cryptographic functions in NSS — Mozilla

Security researcher Hanno Böck reported that calculations with mpdiv and mpexptmod in Network Security Services NSS can produce wrong results in some circumstances. These functions are used within NSS for a variety of cryptographic division functions, leading to potential cryptographic weaknesses...