-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ==================================================================== Red Hat Security Advisory Synopsis: Important: kernel security update Advisory ID: RHSA-2013:0830-01 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2013:0830.html Issue date: 2013-05-16 CVE Names: CVE-2013-2094 ==================================================================== 1. Summary: Updated kernel packages that fix one security issue are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having important security impact. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available from the CVE link 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 issue: * It was found that the Red Hat Enterprise Linux 6.1 kernel update (RHSA-2011:0542) introduced an integer conversion issue in the Linux kernel's Performance Events implementation. This led to a user-supplied index into the perf_swevent_enabled array not being validated properly, resulting in out-of-bounds kernel memory access. A local, unprivileged user could use this flaw to escalate their privileges. (CVE-2013-2094, Important) A public exploit that affects Red Hat Enterprise Linux 6 is available. Refer to Red Hat Knowledge Solution 373743, linked to in the References, for further information and mitigation instructions for users who are unable to immediately apply this update. Users should upgrade to these updated packages, which contain a backported patch to correct this issue. 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/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/): 962792 - CVE-2013-2094 kernel: perf_swevent_enabled array out-of-bound access 6. Package List: Red Hat Enterprise Linux Desktop (v. 6): Source: i386: kernel-2.6.32-358.6.2.el6.i686.rpm kernel-debug-2.6.32-358.6.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debug-devel-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-358.6.2.el6.i686.rpm kernel-devel-2.6.32-358.6.2.el6.i686.rpm kernel-headers-2.6.32-358.6.2.el6.i686.rpm perf-2.6.32-358.6.2.el6.i686.rpm perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm noarch: kernel-doc-2.6.32-358.6.2.el6.noarch.rpm kernel-firmware-2.6.32-358.6.2.el6.noarch.rpm x86_64: kernel-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-358.6.2.el6.x86_64.rpm kernel-devel-2.6.32-358.6.2.el6.x86_64.rpm kernel-headers-2.6.32-358.6.2.el6.x86_64.rpm perf-2.6.32-358.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm Red Hat Enterprise Linux Desktop Optional (v. 6): Source: i386: kernel-debug-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-358.6.2.el6.i686.rpm perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm python-perf-2.6.32-358.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-358.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm python-perf-2.6.32-358.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node (v. 6): Source: noarch: kernel-doc-2.6.32-358.6.2.el6.noarch.rpm kernel-firmware-2.6.32-358.6.2.el6.noarch.rpm x86_64: kernel-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-358.6.2.el6.x86_64.rpm kernel-devel-2.6.32-358.6.2.el6.x86_64.rpm kernel-headers-2.6.32-358.6.2.el6.x86_64.rpm perf-2.6.32-358.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node Optional (v. 6): Source: x86_64: kernel-debug-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-358.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm python-perf-2.6.32-358.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm Red Hat Enterprise Linux Server (v. 6): Source: i386: kernel-2.6.32-358.6.2.el6.i686.rpm kernel-debug-2.6.32-358.6.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debug-devel-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-358.6.2.el6.i686.rpm kernel-devel-2.6.32-358.6.2.el6.i686.rpm kernel-headers-2.6.32-358.6.2.el6.i686.rpm perf-2.6.32-358.6.2.el6.i686.rpm perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm noarch: kernel-doc-2.6.32-358.6.2.el6.noarch.rpm kernel-firmware-2.6.32-358.6.2.el6.noarch.rpm ppc64: kernel-2.6.32-358.6.2.el6.ppc64.rpm kernel-bootwrapper-2.6.32-358.6.2.el6.ppc64.rpm kernel-debug-2.6.32-358.6.2.el6.ppc64.rpm kernel-debug-debuginfo-2.6.32-358.6.2.el6.ppc64.rpm kernel-debug-devel-2.6.32-358.6.2.el6.ppc64.rpm kernel-debuginfo-2.6.32-358.6.2.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-358.6.2.el6.ppc64.rpm kernel-devel-2.6.32-358.6.2.el6.ppc64.rpm kernel-headers-2.6.32-358.6.2.el6.ppc64.rpm perf-2.6.32-358.6.2.el6.ppc64.rpm perf-debuginfo-2.6.32-358.6.2.el6.ppc64.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.ppc64.rpm s390x: kernel-2.6.32-358.6.2.el6.s390x.rpm kernel-debug-2.6.32-358.6.2.el6.s390x.rpm kernel-debug-debuginfo-2.6.32-358.6.2.el6.s390x.rpm kernel-debug-devel-2.6.32-358.6.2.el6.s390x.rpm kernel-debuginfo-2.6.32-358.6.2.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-358.6.2.el6.s390x.rpm kernel-devel-2.6.32-358.6.2.el6.s390x.rpm kernel-headers-2.6.32-358.6.2.el6.s390x.rpm kernel-kdump-2.6.32-358.6.2.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-358.6.2.el6.s390x.rpm kernel-kdump-devel-2.6.32-358.6.2.el6.s390x.rpm perf-2.6.32-358.6.2.el6.s390x.rpm perf-debuginfo-2.6.32-358.6.2.el6.s390x.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.s390x.rpm x86_64: kernel-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-358.6.2.el6.x86_64.rpm kernel-devel-2.6.32-358.6.2.el6.x86_64.rpm kernel-headers-2.6.32-358.6.2.el6.x86_64.rpm perf-2.6.32-358.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 6): Source: i386: kernel-debug-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-358.6.2.el6.i686.rpm perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm python-perf-2.6.32-358.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm ppc64: kernel-debug-debuginfo-2.6.32-358.6.2.el6.ppc64.rpm kernel-debuginfo-2.6.32-358.6.2.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-358.6.2.el6.ppc64.rpm perf-debuginfo-2.6.32-358.6.2.el6.ppc64.rpm python-perf-2.6.32-358.6.2.el6.ppc64.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.ppc64.rpm s390x: kernel-debug-debuginfo-2.6.32-358.6.2.el6.s390x.rpm kernel-debuginfo-2.6.32-358.6.2.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-358.6.2.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-358.6.2.el6.s390x.rpm perf-debuginfo-2.6.32-358.6.2.el6.s390x.rpm python-perf-2.6.32-358.6.2.el6.s390x.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.s390x.rpm x86_64: kernel-debug-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-358.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm python-perf-2.6.32-358.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: i386: kernel-2.6.32-358.6.2.el6.i686.rpm kernel-debug-2.6.32-358.6.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debug-devel-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-358.6.2.el6.i686.rpm kernel-devel-2.6.32-358.6.2.el6.i686.rpm kernel-headers-2.6.32-358.6.2.el6.i686.rpm perf-2.6.32-358.6.2.el6.i686.rpm perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm noarch: kernel-doc-2.6.32-358.6.2.el6.noarch.rpm kernel-firmware-2.6.32-358.6.2.el6.noarch.rpm x86_64: kernel-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-358.6.2.el6.x86_64.rpm kernel-devel-2.6.32-358.6.2.el6.x86_64.rpm kernel-headers-2.6.32-358.6.2.el6.x86_64.rpm perf-2.6.32-358.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 6): Source: i386: kernel-debug-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-2.6.32-358.6.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-358.6.2.el6.i686.rpm perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm python-perf-2.6.32-358.6.2.el6.i686.rpm python-perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-358.6.2.el6.x86_64.rpm perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm python-perf-2.6.32-358.6.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-358.6.2.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-2013-2094 https://access.redhat.com/security/updates/classification#important https://access.redhat.com/site/solutions/373743 https://access.redhat.com/errata/RHSA-2011:0542.html 8. Contact: The Red Hat security contact is. More contact details at https://access.redhat.com/security/team/contact Copyright 2013 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.4 (GNU/Linux) iD8DBQFRlPrdXlSAg2UNWIIRAjqDAJ4ymRufOV5CpksZ2O59VDtgeR/1CQCdHSCQ ZOAfhxWV85rhXtwfc1vLftc=Rmu/ -----END PGP SIGNATURE----- -- Enterprise-watch-list mailing list This email address is being protected from spambots. You need JavaScript enabled to view it.
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/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 issue:
* It was found that the Red Hat Enterprise Linux 6.1 kernel update
(RHSA-2011:0542) introduced an integer conversion issue in the Linux
kernel's Performance Events implementation. This led to a user-supplied
index into the perf_swevent_enabled array not being validated properly,
resulting in out-of-bounds kernel memory access. A local, unprivileged user
could use this flaw to escalate their privileges. (CVE-2013-2094,
Important)
A public exploit that affects Red Hat Enterprise Linux 6 is available.
Refer to Red Hat Knowledge Solution 373743, linked to in the References,
for further information and mitigation instructions for users who are
unable to immediately apply this update.
Users should upgrade to these updated packages, which contain a backported
patch to correct this issue. The system must be rebooted for this update to
take effect.
https://access.redhat.com/security/cve/CVE-2013-2094 https://access.redhat.com/security/updates/classification#important https://access.redhat.com/site/solutions/373743 https://access.redhat.com/errata/RHSA-2011:0542.html
Red Hat Enterprise Linux Desktop (v. 6):
Source:
i386:
kernel-2.6.32-358.6.2.el6.i686.rpm
kernel-debug-2.6.32-358.6.2.el6.i686.rpm
kernel-debug-debuginfo-2.6.32-358.6.2.el6.i686.rpm
kernel-debug-devel-2.6.32-358.6.2.el6.i686.rpm
kernel-debuginfo-2.6.32-358.6.2.el6.i686.rpm
kernel-debuginfo-common-i686-2.6.32-358.6.2.el6.i686.rpm
kernel-devel-2.6.32-358.6.2.el6.i686.rpm
kernel-headers-2.6.32-358.6.2.el6.i686.rpm
perf-2.6.32-358.6.2.el6.i686.rpm
perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm
python-perf-debuginfo-2.6.32-358.6.2.el6.i686.rpm
noarch:
kernel-doc-2.6.32-358.6.2.el6.noarch.rpm
kernel-firmware-2.6.32-358.6.2.el6.noarch.rpm
x86_64:
kernel-2.6.32-358.6.2.el6.x86_64.rpm
kernel-debug-2.6.32-358.6.2.el6.x86_64.rpm
kernel-debug-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm
kernel-debug-devel-2.6.32-358.6.2.el6.x86_64.rpm
kernel-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm
kernel-debuginfo-common-x86_64-2.6.32-358.6.2.el6.x86_64.rpm
kernel-devel-2.6.32-358.6.2.el6.x86_64.rpm
kernel-headers-2.6.32-358.6.2.el6.x86_64.rpm
perf-2.6.32-358.6.2.el6.x86_64.rpm
perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm
python-perf-debuginfo-2.6.32-358.6.2.el6.x86_64.rpm
Red Hat Enterprise Linux Desktop Optional (v. 6):
Source:
i386:
kernel-debug-debuginfo-2.6.32-358.6.2.el6.i686.rpm
Read the Full Advisory
Updated kernel packages that fix one security issue are now available forRed Hat Enterprise Linux 6.The Red Hat Security Response Team has rated this update as havingimportant security impact. A Common Vulnerability Scoring System (CVSS)base score, which gives a detailed severity rating, is available from theCVE link 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
962792 - CVE-2013-2094 kernel: perf_swevent_enabled array out-of-bound access
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