EulerOS 2.0 SP2 : openssl (EulerOS-SA-2020-1625)

According to the version of the openssl packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - There is an overflow bug in the x6464 Montgomery squaring procedure used in exponentiation with 512-bit moduli. No EC algorithms are affected...

EulerOS Virtualization for ARM 64 3.0.2.0 : openssl (EulerOS-SA-2020-1538)

According to the version of the openssl packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability : - There is an overflow bug in the x6464 Montgomery squaring procedure used in exponentiation with 512-bit moduli. No EC...

FreeBSD : OpenSSL -- Overflow vulnerability (d778ddb0-2338-11ea-a1c7-b499baebfeaf)

The OpenSSL project reports : rsaz512sqr overflow bug on x8664 CVE-2019-1551 Low There is an overflow bug in the x6464 Montgomery squaring procedure used in exponentiation with 512-bit moduli. No EC algorithms are affected. Analysis suggests that attacks against 2-prime RSA1024, 3-prime RSA1536,...

Cache-timing Attack

OpenSSL is vulnerable to a cache-timing attack. The attack exists due to a flaw in signing function of crypto/ecdsa/ecdsaossl.c which sets the BNFLGCONSTTIME flag for nonces instead of taking a secure code path in the BNmodinverse method...