==================================================================== Red Hat Security Advisory Synopsis: Moderate: kernel security and bug fix update Advisory ID: RHSA-2012:1156-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2012:1156.html Issue date: 2012-08-14 CVE Names: CVE-2011-1078 CVE-2012-2383 ==================================================================== 1. Summary: Updated kernel packages that fix two security issues and several bugs are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having moderate security impact. Common Vulnerability Scoring System (CVSS) base scores, which give detailed severity ratings, are available for each vulnerability from the CVE links in the References section. 2. Relevant releases/architectures: Red Hat Enterprise Linux Desktop (v. 6) - i386, noarch, x86_64 Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64 Red Hat Enterprise Linux HPC Node (v. 6) - noarch, x86_64 Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64 Red Hat Enterprise Linux Server (v. 6) - i386, noarch, ppc64, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 6) - i386, noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, x86_64 3. Description: The kernel packages contain the Linux kernel, the core of any Linux operating system. This update fixes the following security issues: * An integer overflow flaw was found in the i915_gem_execbuffer2() function in the Intel i915 driver in the Linux kernel. A local, unprivileged user could use this flaw to cause a denial of service. This issue only affected 32-bit systems. (CVE-2012-2383, Moderate) * A missing initialization flaw was found in the sco_sock_getsockopt_old() function in the Linux kernel's Bluetooth implementation. A local, unprivileged user could use this flaw to cause an information leak. (CVE-2011-1078, Low) Red Hat would like to thank Vasiliy Kulikov of Openwall for reporting the CVE-2011-1078 issue. This update also fixes several bugs. Documentation for these changes will be available shortly from the Technical Notes document linked to in the References section. Users should upgrade to these updated packages, which contain backported patches to correct these issues, and fix the bugs noted in the Technical Notes. The system must be rebooted for this update to take effect. 4. Solution: Before applying this update, make sure all previously-released errata relevant to your system have been applied. This update is available via the Red Hat Network. Details on how to use the Red Hat Network to apply this update are available at https://access.redhat.com/knowledge/articles/11258 To install kernel packages manually, use "rpm -ivh [package]". Do not use "rpm -Uvh" as that will remove the running kernel binaries from your system. You may use "rpm -e" to remove old kernels after determining that the new kernel functions properly on your system. 5. Bugs fixed (http://bugzilla.redhat.com/): 681259 - CVE-2011-1078 kernel: bt sco_conninfo infoleak 824176 - CVE-2012-2383 kernel: drm/i915: integer overflow in i915_gem_execbuffer2() 842429 - VLAN configured on top of a bonded interface (active-backup) does not failover [rhel-6.3.z] 6. Package List: Red Hat Enterprise Linux Desktop (v. 6): Source: i386: kernel-2.6.32-279.5.1.el6.i686.rpm kernel-debug-2.6.32-279.5.1.el6.i686.rpm kernel-debug-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debug-devel-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-279.5.1.el6.i686.rpm kernel-devel-2.6.32-279.5.1.el6.i686.rpm kernel-headers-2.6.32-279.5.1.el6.i686.rpm perf-2.6.32-279.5.1.el6.i686.rpm perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm noarch: kernel-doc-2.6.32-279.5.1.el6.noarch.rpm kernel-firmware-2.6.32-279.5.1.el6.noarch.rpm x86_64: kernel-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-279.5.1.el6.x86_64.rpm kernel-devel-2.6.32-279.5.1.el6.x86_64.rpm kernel-headers-2.6.32-279.5.1.el6.x86_64.rpm perf-2.6.32-279.5.1.el6.x86_64.rpm perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm Red Hat Enterprise Linux Desktop Optional (v. 6): Source: i386: kernel-debug-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-279.5.1.el6.i686.rpm perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm python-perf-2.6.32-279.5.1.el6.i686.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-279.5.1.el6.x86_64.rpm perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm python-perf-2.6.32-279.5.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node (v. 6): Source: noarch: kernel-doc-2.6.32-279.5.1.el6.noarch.rpm kernel-firmware-2.6.32-279.5.1.el6.noarch.rpm x86_64: kernel-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-279.5.1.el6.x86_64.rpm kernel-devel-2.6.32-279.5.1.el6.x86_64.rpm kernel-headers-2.6.32-279.5.1.el6.x86_64.rpm perf-2.6.32-279.5.1.el6.x86_64.rpm perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node Optional (v. 6): Source: x86_64: kernel-debug-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-279.5.1.el6.x86_64.rpm perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm python-perf-2.6.32-279.5.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm Red Hat Enterprise Linux Server (v. 6): Source: i386: kernel-2.6.32-279.5.1.el6.i686.rpm kernel-debug-2.6.32-279.5.1.el6.i686.rpm kernel-debug-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debug-devel-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-279.5.1.el6.i686.rpm kernel-devel-2.6.32-279.5.1.el6.i686.rpm kernel-headers-2.6.32-279.5.1.el6.i686.rpm perf-2.6.32-279.5.1.el6.i686.rpm perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm noarch: kernel-doc-2.6.32-279.5.1.el6.noarch.rpm kernel-firmware-2.6.32-279.5.1.el6.noarch.rpm ppc64: kernel-2.6.32-279.5.1.el6.ppc64.rpm kernel-bootwrapper-2.6.32-279.5.1.el6.ppc64.rpm kernel-debug-2.6.32-279.5.1.el6.ppc64.rpm kernel-debug-debuginfo-2.6.32-279.5.1.el6.ppc64.rpm kernel-debug-devel-2.6.32-279.5.1.el6.ppc64.rpm kernel-debuginfo-2.6.32-279.5.1.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-279.5.1.el6.ppc64.rpm kernel-devel-2.6.32-279.5.1.el6.ppc64.rpm kernel-headers-2.6.32-279.5.1.el6.ppc64.rpm perf-2.6.32-279.5.1.el6.ppc64.rpm perf-debuginfo-2.6.32-279.5.1.el6.ppc64.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.ppc64.rpm s390x: kernel-2.6.32-279.5.1.el6.s390x.rpm kernel-debug-2.6.32-279.5.1.el6.s390x.rpm kernel-debug-debuginfo-2.6.32-279.5.1.el6.s390x.rpm kernel-debug-devel-2.6.32-279.5.1.el6.s390x.rpm kernel-debuginfo-2.6.32-279.5.1.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-279.5.1.el6.s390x.rpm kernel-devel-2.6.32-279.5.1.el6.s390x.rpm kernel-headers-2.6.32-279.5.1.el6.s390x.rpm kernel-kdump-2.6.32-279.5.1.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-279.5.1.el6.s390x.rpm kernel-kdump-devel-2.6.32-279.5.1.el6.s390x.rpm perf-2.6.32-279.5.1.el6.s390x.rpm perf-debuginfo-2.6.32-279.5.1.el6.s390x.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.s390x.rpm x86_64: kernel-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-279.5.1.el6.x86_64.rpm kernel-devel-2.6.32-279.5.1.el6.x86_64.rpm kernel-headers-2.6.32-279.5.1.el6.x86_64.rpm perf-2.6.32-279.5.1.el6.x86_64.rpm perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 6): Source: i386: kernel-debug-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-279.5.1.el6.i686.rpm perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm python-perf-2.6.32-279.5.1.el6.i686.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm ppc64: kernel-debug-debuginfo-2.6.32-279.5.1.el6.ppc64.rpm kernel-debuginfo-2.6.32-279.5.1.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-279.5.1.el6.ppc64.rpm perf-debuginfo-2.6.32-279.5.1.el6.ppc64.rpm python-perf-2.6.32-279.5.1.el6.ppc64.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.ppc64.rpm s390x: kernel-debug-debuginfo-2.6.32-279.5.1.el6.s390x.rpm kernel-debuginfo-2.6.32-279.5.1.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-279.5.1.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-279.5.1.el6.s390x.rpm perf-debuginfo-2.6.32-279.5.1.el6.s390x.rpm python-perf-2.6.32-279.5.1.el6.s390x.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.s390x.rpm x86_64: kernel-debug-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-279.5.1.el6.x86_64.rpm perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm python-perf-2.6.32-279.5.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: i386: kernel-2.6.32-279.5.1.el6.i686.rpm kernel-debug-2.6.32-279.5.1.el6.i686.rpm kernel-debug-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debug-devel-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-279.5.1.el6.i686.rpm kernel-devel-2.6.32-279.5.1.el6.i686.rpm kernel-headers-2.6.32-279.5.1.el6.i686.rpm perf-2.6.32-279.5.1.el6.i686.rpm perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm noarch: kernel-doc-2.6.32-279.5.1.el6.noarch.rpm kernel-firmware-2.6.32-279.5.1.el6.noarch.rpm x86_64: kernel-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-279.5.1.el6.x86_64.rpm kernel-devel-2.6.32-279.5.1.el6.x86_64.rpm kernel-headers-2.6.32-279.5.1.el6.x86_64.rpm perf-2.6.32-279.5.1.el6.x86_64.rpm perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 6): Source: i386: kernel-debug-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-2.6.32-279.5.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-279.5.1.el6.i686.rpm perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm python-perf-2.6.32-279.5.1.el6.i686.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-279.5.1.el6.x86_64.rpm perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm python-perf-2.6.32-279.5.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/#package 7. References: https://access.redhat.com/security/cve/CVE-2011-1078 https://access.redhat.com/security/cve/CVE-2012-2383 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is. More contact details at https://access.redhat.com/security/team/contact/ Copyright 2012 Red Hat, Inc.
Before applying this update, make sure all previously-released errata
relevant to your system have been applied.
This update is available via the Red Hat Network. Details on how to
use the Red Hat Network to apply this update are available at
https://access.redhat.com/knowledge/articles/11258
To install kernel packages manually, use "rpm -ivh [package]". Do not
use "rpm -Uvh" as that will remove the running kernel binaries from
your system. You may use "rpm -e" to remove old kernels after
determining that the new kernel functions properly on your system.
The kernel packages contain the Linux kernel, the core of any Linux
operating system.
This update fixes the following security issues:
* An integer overflow flaw was found in the i915_gem_execbuffer2() function
in the Intel i915 driver in the Linux kernel. A local, unprivileged user
could use this flaw to cause a denial of service. This issue only affected
32-bit systems. (CVE-2012-2383, Moderate)
* A missing initialization flaw was found in the sco_sock_getsockopt_old()
function in the Linux kernel's Bluetooth implementation. A local,
unprivileged user could use this flaw to cause an information leak.
(CVE-2011-1078, Low)
Red Hat would like to thank Vasiliy Kulikov of Openwall for reporting the
CVE-2011-1078 issue.
This update also fixes several bugs. Documentation for these changes will
be available shortly from the Technical Notes document linked to in the
References section.
Users should upgrade to these updated packages, which contain backported
patches to correct these issues, and fix the bugs noted in the Technical
Notes. The system must be rebooted for this update to take effect.
https://access.redhat.com/security/cve/CVE-2011-1078 https://access.redhat.com/security/cve/CVE-2012-2383 https://access.redhat.com/security/updates/classification/#moderate
Red Hat Enterprise Linux Desktop (v. 6):
Source:
i386:
kernel-2.6.32-279.5.1.el6.i686.rpm
kernel-debug-2.6.32-279.5.1.el6.i686.rpm
kernel-debug-debuginfo-2.6.32-279.5.1.el6.i686.rpm
kernel-debug-devel-2.6.32-279.5.1.el6.i686.rpm
kernel-debuginfo-2.6.32-279.5.1.el6.i686.rpm
kernel-debuginfo-common-i686-2.6.32-279.5.1.el6.i686.rpm
kernel-devel-2.6.32-279.5.1.el6.i686.rpm
kernel-headers-2.6.32-279.5.1.el6.i686.rpm
perf-2.6.32-279.5.1.el6.i686.rpm
perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm
python-perf-debuginfo-2.6.32-279.5.1.el6.i686.rpm
noarch:
kernel-doc-2.6.32-279.5.1.el6.noarch.rpm
kernel-firmware-2.6.32-279.5.1.el6.noarch.rpm
x86_64:
kernel-2.6.32-279.5.1.el6.x86_64.rpm
kernel-debug-2.6.32-279.5.1.el6.x86_64.rpm
kernel-debug-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm
kernel-debug-devel-2.6.32-279.5.1.el6.x86_64.rpm
kernel-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm
kernel-debuginfo-common-x86_64-2.6.32-279.5.1.el6.x86_64.rpm
kernel-devel-2.6.32-279.5.1.el6.x86_64.rpm
kernel-headers-2.6.32-279.5.1.el6.x86_64.rpm
perf-2.6.32-279.5.1.el6.x86_64.rpm
perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm
python-perf-debuginfo-2.6.32-279.5.1.el6.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
Source:
i386:
kernel-debug-debuginfo-2.6.32-279.5.1.el6.i686.rpm
Read the Full Advisory
Updated kernel packages that fix two security issues and several bugs arenow available for Red Hat Enterprise Linux 6.The Red Hat Security Response Team has rated this update as having moderatesecurity impact. Common Vulnerability Scoring System (CVSS) base scores,which give detailed severity ratings, are available for each vulnerabilityfrom the CVE links in the References section.
Red Hat Enterprise Linux Desktop (v. 6) - i386, noarch, x86_64
Red Hat Enterprise Linux Desktop Optional (v. 6) - i386, x86_64
Red Hat Enterprise Linux HPC Node (v. 6) - noarch, x86_64
Red Hat Enterprise Linux HPC Node Optional (v. 6) - x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, noarch, ppc64, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 6) - i386, ppc64, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, noarch, x86_64
Red Hat Enterprise Linux Workstation Optional (v. 6) - i386, x86_64
681259 - CVE-2011-1078 kernel: bt sco_conninfo infoleak
824176 - CVE-2012-2383 kernel: drm/i915: integer overflow in i915_gem_execbuffer2()
842429 - VLAN configured on top of a bonded interface (active-backup) does not failover [rhel-6.3.z]
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