[security-announce] Security Update: openssl: CVE-2016-8610

Sona Sarmadi sona.sarmadi at enea.com
Fri Feb 17 08:28:45 CET 2017


		Enea Linux Security Advisory

====================================================================
Product/package: Enea Linux 6.0: (OpenSSL 1.0.2 h)
Architecture: all
CVE Name:  CVE-2016-8610
====================================================================
Following vulnerability have been fixed in Enea Linux 6.0 release:


============================================================
SSL/TLS: Malformed plain-text ALERT packets could cause remote DoS
============================================================
Severity: Medium

Affects openssl < 1.0.2i

A denial of service flaw was found in the way the TLS/SSL protocol
defined processing of ALERT packets during a connection handshake.

A remote attacker could use this flaw to make a TLS/SSL server consume
an excessive amount of CPU and fail to accept connections form other
clients.

References
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-8610
Upstream patch:
https://git.openssl.org/gitweb/?p=openssl.git;a=commit;h=af58be768ebb690f78530f796e92b8ae5c9a4401

Correction for Enea Linux:
http://git.enea.com/cgit/linux/poky.git/patch/?id=13e91d0d1dbd671de14c9f5cc8e84d64ca5839b4

How to get the latest patches
=============================
- If you have already cloned needed repositories, update it to get new
security patches.

cd Enea-Linux-6.0
$ repo sync

- If you have not yet cloned needed repositories, do it as described
below. (Security patches are fetched implicitly when cloning the repos).

Use repo tool to download the source for the Enea Linux 6.0 standard,
follow the steps below:
1. Make sure that the repo tool is installed. If not, follow the
instructions below:

$ curl https://storage.googleapis.com/git-repo-downloads/repo >
~/bin/repo $ chmod a+x ~/bin/repo

The instruction assumes that ~/bin exists and is included in the PATH
variable.

2.Use the repo tool to download the source:
$ mkdir Enea-Linux-6.0
$ cd Enea-Linux-6.0
$ repo init \
-u git://git.enea.com/linux/el_manifests-standard.git \ -b krogoth\ -m
<manifest file> $ repo sync

The parameter <manifest file> depends on the target:
P2041RDB: p2041rdb/default.xml
LS1021a-IoT: ls1021aiot/default.xml
QEMUARM: qemuarm/default.xml
QEMUPCC: qemuppc/default.xml
QEMUX86: qemux86/default.xml

If you have any questions regarding the security patches and security
updates please contact security at enea.com.

For gerneral security refer to Enea Linux Security page:
http://www.enea.com/solutions/Enea-Linux/Security/

For the CVEs fixed at Enea Linux releases see CVE list:
http://www.enea.com/solutions/Enea-Linux/Security/CVEs-list/

For custom packages/releases please use the Support Channel:
http://www.enea.com/solutions/support.

Enea Security Team
Sona Sarmadi
Mobile: +46 70 971 4475
www.enea.com

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