ALAS-2015-521


Amazon Linux AMI Security Advisory: ALAS-2015-521
Advisory Release Date: 2015-05-06 15:14 Pacific
Severity: Low
References: CVE-2013-2099 

Issue Overview:

A denial of service flaw was found in the way Python's SSL module implementation performed matching of certain certificate names. A remote attacker able to obtain a valid certificate that contained multiple wildcard characters could use this flaw to issue a request to validate such a certificate, resulting in excessive consumption of CPU.


Affected Packages:

python-tornado


Issue Correction:
Run yum update python-tornado to update your system.

New Packages:
noarch:
    python27-tornado-2.2.1-7.7.amzn1.noarch
    python26-tornado-2.2.1-7.7.amzn1.noarch
    python27-tornado-doc-2.2.1-7.7.amzn1.noarch
    python26-tornado-doc-2.2.1-7.7.amzn1.noarch

src:
    python-tornado-2.2.1-7.7.amzn1.src