-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security, bug fix, and enhancement update Advisory ID: RHSA-2013:1801-01 Product: Red Hat Enterprise Linux Advisory URL: https://rhn.redhat.com/errata/RHSA-2013-1801.html Issue date: 2013-12-12 CVE Names: CVE-2013-2141 CVE-2013-4470 CVE-2013-6367 CVE-2013-6368 ===================================================================== 1. Summary: Updated kernel packages that fix multiple security issues, several bugs, and add two enhancements are now available for Red Hat Enterprise Linux 6. The Red Hat Security Response Team has rated this update as having important 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 HPC Node (v. 6) - noarch, x86_64 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 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. * A flaw was found in the way the Linux kernel's TCP/IP protocol suite implementation handled sending of certain UDP packets over sockets that used the UDP_CORK option when the UDP Fragmentation Offload (UFO) feature was enabled on the output device. A local, unprivileged user could use this flaw to cause a denial of service or, potentially, escalate their privileges on the system. (CVE-2013-4470, Important) * A divide-by-zero flaw was found in the apic_get_tmcct() function in KVM's Local Advanced Programmable Interrupt Controller (LAPIC) implementation. A privileged guest user could use this flaw to crash the host. (CVE-2013-6367, Important) * A memory corruption flaw was discovered in the way KVM handled virtual APIC accesses that crossed a page boundary. A local, unprivileged user could use this flaw to crash the system or, potentially, escalate their privileges on the system. (CVE-2013-6368, Important) * An information leak flaw in the Linux kernel could allow a local, unprivileged user to leak kernel memory to user space. (CVE-2013-2141, Low) Red Hat would like to thank Hannes Frederic Sowa for reporting CVE-2013-4470, and Andrew Honig of Google for reporting CVE-2013-6367 and CVE-2013-6368. This update also fixes several bugs and adds two enhancements. Documentation for these changes will be available shortly from the Technical Notes document linked to in the References section All kernel users are advised to upgrade to these updated packages, which contain backported patches to correct these issues and add these enhancements. 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/site/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 (https://bugzilla.redhat.com/): 970873 - CVE-2013-2141 Kernel: signal: information leak in tkill/tgkill 1023477 - CVE-2013-4470 Kernel: net: memory corruption with UDP_CORK and UFO 1032207 - CVE-2013-6367 kvm: division by zero in apic_get_tmcct() 1032210 - CVE-2013-6368 kvm: cross page vapic_addr access 6. Package List: Red Hat Enterprise Linux Desktop (v. 6): Source: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/6Client/en/os/SRPMS/kernel-2.6.32-431.1.2.el6.src.rpm i386: kernel-2.6.32-431.1.2.el6.i686.rpm kernel-debug-2.6.32-431.1.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debug-devel-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-431.1.2.el6.i686.rpm kernel-devel-2.6.32-431.1.2.el6.i686.rpm kernel-headers-2.6.32-431.1.2.el6.i686.rpm perf-2.6.32-431.1.2.el6.i686.rpm perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-431.1.2.el6.noarch.rpm kernel-doc-2.6.32-431.1.2.el6.noarch.rpm kernel-firmware-2.6.32-431.1.2.el6.noarch.rpm x86_64: kernel-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.1.2.el6.x86_64.rpm kernel-devel-2.6.32-431.1.2.el6.x86_64.rpm kernel-headers-2.6.32-431.1.2.el6.x86_64.rpm perf-2.6.32-431.1.2.el6.x86_64.rpm perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm Red Hat Enterprise Linux Desktop Optional (v. 6): Source: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/6Client/en/os/SRPMS/kernel-2.6.32-431.1.2.el6.src.rpm i386: kernel-debug-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-431.1.2.el6.i686.rpm perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm python-perf-2.6.32-431.1.2.el6.i686.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.1.2.el6.x86_64.rpm perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm python-perf-2.6.32-431.1.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node (v. 6): Source: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/6ComputeNode/en/os/SRPMS/kernel-2.6.32-431.1.2.el6.src.rpm noarch: kernel-abi-whitelists-2.6.32-431.1.2.el6.noarch.rpm kernel-doc-2.6.32-431.1.2.el6.noarch.rpm kernel-firmware-2.6.32-431.1.2.el6.noarch.rpm x86_64: kernel-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.1.2.el6.x86_64.rpm kernel-devel-2.6.32-431.1.2.el6.x86_64.rpm kernel-headers-2.6.32-431.1.2.el6.x86_64.rpm perf-2.6.32-431.1.2.el6.x86_64.rpm perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node Optional (v. 6): Source: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/6ComputeNode/en/os/SRPMS/kernel-2.6.32-431.1.2.el6.src.rpm x86_64: kernel-debug-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.1.2.el6.x86_64.rpm perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm python-perf-2.6.32-431.1.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm Red Hat Enterprise Linux Server (v. 6): Source: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/6Server/en/os/SRPMS/kernel-2.6.32-431.1.2.el6.src.rpm i386: kernel-2.6.32-431.1.2.el6.i686.rpm kernel-debug-2.6.32-431.1.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debug-devel-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-431.1.2.el6.i686.rpm kernel-devel-2.6.32-431.1.2.el6.i686.rpm kernel-headers-2.6.32-431.1.2.el6.i686.rpm perf-2.6.32-431.1.2.el6.i686.rpm perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-431.1.2.el6.noarch.rpm kernel-doc-2.6.32-431.1.2.el6.noarch.rpm kernel-firmware-2.6.32-431.1.2.el6.noarch.rpm ppc64: kernel-2.6.32-431.1.2.el6.ppc64.rpm kernel-bootwrapper-2.6.32-431.1.2.el6.ppc64.rpm kernel-debug-2.6.32-431.1.2.el6.ppc64.rpm kernel-debug-debuginfo-2.6.32-431.1.2.el6.ppc64.rpm kernel-debug-devel-2.6.32-431.1.2.el6.ppc64.rpm kernel-debuginfo-2.6.32-431.1.2.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-431.1.2.el6.ppc64.rpm kernel-devel-2.6.32-431.1.2.el6.ppc64.rpm kernel-headers-2.6.32-431.1.2.el6.ppc64.rpm perf-2.6.32-431.1.2.el6.ppc64.rpm perf-debuginfo-2.6.32-431.1.2.el6.ppc64.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.ppc64.rpm s390x: kernel-2.6.32-431.1.2.el6.s390x.rpm kernel-debug-2.6.32-431.1.2.el6.s390x.rpm kernel-debug-debuginfo-2.6.32-431.1.2.el6.s390x.rpm kernel-debug-devel-2.6.32-431.1.2.el6.s390x.rpm kernel-debuginfo-2.6.32-431.1.2.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-431.1.2.el6.s390x.rpm kernel-devel-2.6.32-431.1.2.el6.s390x.rpm kernel-headers-2.6.32-431.1.2.el6.s390x.rpm kernel-kdump-2.6.32-431.1.2.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-431.1.2.el6.s390x.rpm kernel-kdump-devel-2.6.32-431.1.2.el6.s390x.rpm perf-2.6.32-431.1.2.el6.s390x.rpm perf-debuginfo-2.6.32-431.1.2.el6.s390x.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.s390x.rpm x86_64: kernel-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.1.2.el6.x86_64.rpm kernel-devel-2.6.32-431.1.2.el6.x86_64.rpm kernel-headers-2.6.32-431.1.2.el6.x86_64.rpm perf-2.6.32-431.1.2.el6.x86_64.rpm perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 6): Source: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/6Server/en/os/SRPMS/kernel-2.6.32-431.1.2.el6.src.rpm i386: kernel-debug-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-431.1.2.el6.i686.rpm perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm python-perf-2.6.32-431.1.2.el6.i686.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm ppc64: kernel-debug-debuginfo-2.6.32-431.1.2.el6.ppc64.rpm kernel-debuginfo-2.6.32-431.1.2.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-431.1.2.el6.ppc64.rpm perf-debuginfo-2.6.32-431.1.2.el6.ppc64.rpm python-perf-2.6.32-431.1.2.el6.ppc64.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.ppc64.rpm s390x: kernel-debug-debuginfo-2.6.32-431.1.2.el6.s390x.rpm kernel-debuginfo-2.6.32-431.1.2.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-431.1.2.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-431.1.2.el6.s390x.rpm perf-debuginfo-2.6.32-431.1.2.el6.s390x.rpm python-perf-2.6.32-431.1.2.el6.s390x.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.s390x.rpm x86_64: kernel-debug-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.1.2.el6.x86_64.rpm perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm python-perf-2.6.32-431.1.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/6Workstation/en/os/SRPMS/kernel-2.6.32-431.1.2.el6.src.rpm i386: kernel-2.6.32-431.1.2.el6.i686.rpm kernel-debug-2.6.32-431.1.2.el6.i686.rpm kernel-debug-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debug-devel-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-431.1.2.el6.i686.rpm kernel-devel-2.6.32-431.1.2.el6.i686.rpm kernel-headers-2.6.32-431.1.2.el6.i686.rpm perf-2.6.32-431.1.2.el6.i686.rpm perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-431.1.2.el6.noarch.rpm kernel-doc-2.6.32-431.1.2.el6.noarch.rpm kernel-firmware-2.6.32-431.1.2.el6.noarch.rpm x86_64: kernel-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debug-devel-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.1.2.el6.x86_64.rpm kernel-devel-2.6.32-431.1.2.el6.x86_64.rpm kernel-headers-2.6.32-431.1.2.el6.x86_64.rpm perf-2.6.32-431.1.2.el6.x86_64.rpm perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 6): Source: ftp://ftp.redhat.com/pub/redhat/linux/enterprise/6Workstation/en/os/SRPMS/kernel-2.6.32-431.1.2.el6.src.rpm i386: kernel-debug-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-2.6.32-431.1.2.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-431.1.2.el6.i686.rpm perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm python-perf-2.6.32-431.1.2.el6.i686.rpm python-perf-debuginfo-2.6.32-431.1.2.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-431.1.2.el6.x86_64.rpm perf-debuginfo-2.6.32-431.1.2.el6.x86_64.rpm python-perf-2.6.32-431.1.2.el6.x86_64.rpm python-perf-debuginfo-2.6.32-431.1.2.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://www.redhat.com/security/data/cve/CVE-2013-2141.html https://www.redhat.com/security/data/cve/CVE-2013-4470.html https://www.redhat.com/security/data/cve/CVE-2013-6367.html https://www.redhat.com/security/data/cve/CVE-2013-6368.html https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/site/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/6.5_Technical_Notes/kernel.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) iD8DBQFSqg4hXlSAg2UNWIIRAncSAJ0XumimTl0mwo7Ooh321Ry3gD7mbQCfY70u AkTZWlsuO/xKveJ4l7MUBto= =la9H -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce