[security-announce] glibc: CVE-2015-8778 Security Update

Sona Sarmadi sona.sarmadi at enea.com
Thu Feb 4 07:54:44 CET 2016


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	Enea Linux Security Advisory

=========================================================
Product/package: glibc 2.20
Severity: Medium
CVE Name: CVE-2015-87778
Layer: poky
=========================================================

This security update fixes integer overflow in hcreate and hcreate_r.

Description:
An integer overflow vulnerability was found in hcreate and hcreate_r
which can result in an out-of-bound memory access. This could lead to
application crashes or, potentially, arbitrary code execution.

References:
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2015-8778
Upstream bug: https://sourceware.org/bugzilla/show_bug.cgi?id=18240
CVE assignment: http://seclists.org/oss-sec/2016/q1/153

Upstream patch:
https://sourceware.org/git/gitweb.cgi?p=glibc.git;h=287de30e170cb765ed32
6d23d22791a81aab6e0f

Correction for Enea Linux 5.0:
http://git.enea.com/cgit/linux/poky.git/patch/?id=c15130e80eb40e80dccc14
0ca79cae8b01324e04

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

cd Enea-Linux-5.0/poky
git pull

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

mkdir Enea-Linux-5.0
git -C Enea-Linux-5.0 clone -b dizzy git://git.enea.com/linux/poky.git
POKY=Enea-Linux-5.0/poky
git -C $POKY clone -b dizzy git://git.enea.com/linux/meta-enea.git
git -C $POKY clone -b dizzy git://git.enea.com/linux/meta-fsl-ppc.git
git -C $POKY clone -b dizzy git://git.enea.com/linux/meta-
hierofalcon.git
git -C $POKY clone -b dizzy git://git.enea.com/linux/meta-linaro.git
git -C $POKY clone -b dizzy git://git.enea.com/linux/meta-
openembedded.git
git -C $POKY clone -b dizzy
git://git.enea.com/linux/meta-virtualization.git
git -C $POKY/meta-enea clone -b dizzy
git://git.enea.com/linux/meta-enea/meta-vt.git


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


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