The Mozilla Network Security Service (NSS) is a library implementing security features like SSL v.2/v.3, TLS, PKCS #5, PKCS #7, PKCS #11, PKCS #12, S/MIME and X.509 certificates.
Multiple vulnerabilities have been discovered in NSS. Please review the CVE identifiers and technical papers referenced below for details.
Remote attackers could conduct man-in-the-middle attacks, obtain access to private key information, or cause a Denial of Service condition.
There is no known workaround at this time.
All NSS users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-libs/nss-3.28"