Amazon Linux 1 Security Advisory: ALAS-2016-651
Advisory Release Date: 2016-02-09 13:30 Pacific
Advisory Updated Date: 2016-02-09 13:30 Pacific
A flaw was found in the way TLS 1.2 could use the MD5 hash function for signing ServerKeyExchange and Client Authentication packets during a TLS handshake. A man-in-the-middle attacker able to force a TLS connection to use the MD5 hash function could use this flaw to conduct collision attacks to impersonate a TLS server or an authenticated TLS client. (CVE-2015-7575)
Affected Packages:
gnutls
Issue Correction:
Run yum update gnutls to update your system.
i686:
gnutls-debuginfo-2.8.5-19.15.amzn1.i686
gnutls-guile-2.8.5-19.15.amzn1.i686
gnutls-2.8.5-19.15.amzn1.i686
gnutls-utils-2.8.5-19.15.amzn1.i686
gnutls-devel-2.8.5-19.15.amzn1.i686
src:
gnutls-2.8.5-19.15.amzn1.src
x86_64:
gnutls-guile-2.8.5-19.15.amzn1.x86_64
gnutls-devel-2.8.5-19.15.amzn1.x86_64
gnutls-2.8.5-19.15.amzn1.x86_64
gnutls-debuginfo-2.8.5-19.15.amzn1.x86_64
gnutls-utils-2.8.5-19.15.amzn1.x86_64