6.4 - GLSA-201701-46

Synopsis

Multiple vulnerabilities have been found in NSS, the worst of which could allow remote attackers to obtain access to private key information.

Background

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.

Description

Multiple vulnerabilities have been discovered in NSS. Please review the CVE identifiers and technical papers referenced below for details.

Impact

Remote attackers could conduct man-in-the-middle attacks, obtain access to private key information, or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All NSS users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-libs/nss-3.28"

References

[ 1 ] CVE-2015-2721 : http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-2721
[ 2 ] CVE-2015-4000 : http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-4000
[ 3 ] CVE-2015-7575 : http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-7575
[ 4 ] CVE-2016-1938 : http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1938
[ 5 ] CVE-2016-5285 : http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-5285
[ 6 ] CVE-2016-8635 : http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-8635
[ 7 ] CVE-2016-9074 : http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9074
[ 8 ] SLOTH Attack Technical Paper http://www.mitls.org/pages/attacks/SLOTH

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

https://security.gentoo.org/glsa/201701-46