[security-announce] Security update kernel/futex: Fix for CVE-2014-8500

Sona Sarmadi sona.sarmadi at enea.com
Wed Jan 7 11:54:06 CET 2015

Product/package: kernel/futex: pi futexes requeue issue
Severity: Important
CVE Name: CVE-2014-3153

A security patch that fixes CVE-2014-3153 is now available at
" http://linux.enea.com/4.0/patches" folder.

Patch file: 0008-kernel-futex-CVE-2014-3153.patch
README file: 0008-kernel-futex-CVE-2014-3153.README

A flaw was found in the way the Linux kernel's futex subsystem handled
the requeuing of certain Priority Inheritance (PI) futexes. A local, unprivileged
user could use this flaw to escalate their privileges on the system.


How to apply the patches
If you don't have installed the Enea Linux 4.0 Release:

# wget http://linux.enea.com/4.0/Enea-Linux-4.0.tar.gz
# tar zxvf Enea-Linux-4.0.tar.gz

If you have already installed the Enea Linux 4.0 Release:

# cd Enea-Linux-4.0/poky/ meta-enea
# wget http://linux.enea.com/4.0/patches/0008-kernel-futex-CVE-2014-3153.patch
# patch -p1 < ./0008-kernel-futex-CVE-2014-3153.patch

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

ESRT (Enea Security Response Team)
Sona Sarmadi
Software Engineer/Security Responsible for Enea Linux
Jan Stenbecks torg 17,
Box 1033, SE-164 21 Kista, Sweden
Direct: +46 8 5071  4475
Mobile: +46 70 971 4475
sona.sarmadi at enea.com<mailto:sona.sarmadi at enea.com>

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