-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Important: kernel security and bug fix update Advisory ID: RHSA-2015:0087-01 Product: Red Hat Enterprise Linux Advisory URL: https://rhn.redhat.com/errata/RHSA-2015-0087.html Issue date: 2015-01-27 CVE Names: CVE-2014-4656 CVE-2014-7841 ===================================================================== 1. Summary: Updated kernel packages that fix two security issues and several bugs are now available for Red Hat Enterprise Linux 6. Red Hat Product Security 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 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. * A flaw was found in the way the Linux kernel's SCTP implementation validated INIT chunks when performing Address Configuration Change (ASCONF). A remote attacker could use this flaw to crash the system by sending a specially crafted SCTP packet to trigger a NULL pointer dereference on the system. (CVE-2014-7841, Important) * An integer overflow flaw was found in the way the Linux kernel's Advanced Linux Sound Architecture (ALSA) implementation handled user controls. A local, privileged user could use this flaw to crash the system. (CVE-2014-4656, Moderate) The CVE-2014-7841 issue was discovered by Liu Wei of Red Hat. 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. All kernel users are advised to upgrade to these updated packages, which contain backported patches to correct these issues. 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 (https://bugzilla.redhat.com/): 1113470 - CVE-2014-4656 Kernel: ALSA: control: integer overflow in id.index & id.numid 1163087 - CVE-2014-7841 kernel: net: sctp: NULL pointer dereference in af->from_addr_param on malformed packet 6. Package List: Red Hat Enterprise Linux Desktop (v. 6): Source: kernel-2.6.32-504.8.1.el6.src.rpm i386: kernel-2.6.32-504.8.1.el6.i686.rpm kernel-debug-2.6.32-504.8.1.el6.i686.rpm kernel-debug-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debug-devel-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-504.8.1.el6.i686.rpm kernel-devel-2.6.32-504.8.1.el6.i686.rpm kernel-headers-2.6.32-504.8.1.el6.i686.rpm perf-2.6.32-504.8.1.el6.i686.rpm perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-504.8.1.el6.noarch.rpm kernel-doc-2.6.32-504.8.1.el6.noarch.rpm kernel-firmware-2.6.32-504.8.1.el6.noarch.rpm x86_64: kernel-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-504.8.1.el6.x86_64.rpm kernel-devel-2.6.32-504.8.1.el6.x86_64.rpm kernel-headers-2.6.32-504.8.1.el6.x86_64.rpm perf-2.6.32-504.8.1.el6.x86_64.rpm perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm Red Hat Enterprise Linux Desktop Optional (v. 6): i386: kernel-debug-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-504.8.1.el6.i686.rpm perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm python-perf-2.6.32-504.8.1.el6.i686.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-504.8.1.el6.x86_64.rpm perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm python-perf-2.6.32-504.8.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node (v. 6): Source: kernel-2.6.32-504.8.1.el6.src.rpm noarch: kernel-abi-whitelists-2.6.32-504.8.1.el6.noarch.rpm kernel-doc-2.6.32-504.8.1.el6.noarch.rpm kernel-firmware-2.6.32-504.8.1.el6.noarch.rpm x86_64: kernel-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-504.8.1.el6.x86_64.rpm kernel-devel-2.6.32-504.8.1.el6.x86_64.rpm kernel-headers-2.6.32-504.8.1.el6.x86_64.rpm perf-2.6.32-504.8.1.el6.x86_64.rpm perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm Red Hat Enterprise Linux HPC Node Optional (v. 6): x86_64: kernel-debug-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-504.8.1.el6.x86_64.rpm perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm python-perf-2.6.32-504.8.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm Red Hat Enterprise Linux Server (v. 6): Source: kernel-2.6.32-504.8.1.el6.src.rpm i386: kernel-2.6.32-504.8.1.el6.i686.rpm kernel-debug-2.6.32-504.8.1.el6.i686.rpm kernel-debug-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debug-devel-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-504.8.1.el6.i686.rpm kernel-devel-2.6.32-504.8.1.el6.i686.rpm kernel-headers-2.6.32-504.8.1.el6.i686.rpm perf-2.6.32-504.8.1.el6.i686.rpm perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-504.8.1.el6.noarch.rpm kernel-doc-2.6.32-504.8.1.el6.noarch.rpm kernel-firmware-2.6.32-504.8.1.el6.noarch.rpm ppc64: kernel-2.6.32-504.8.1.el6.ppc64.rpm kernel-bootwrapper-2.6.32-504.8.1.el6.ppc64.rpm kernel-debug-2.6.32-504.8.1.el6.ppc64.rpm kernel-debug-debuginfo-2.6.32-504.8.1.el6.ppc64.rpm kernel-debug-devel-2.6.32-504.8.1.el6.ppc64.rpm kernel-debuginfo-2.6.32-504.8.1.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-504.8.1.el6.ppc64.rpm kernel-devel-2.6.32-504.8.1.el6.ppc64.rpm kernel-headers-2.6.32-504.8.1.el6.ppc64.rpm perf-2.6.32-504.8.1.el6.ppc64.rpm perf-debuginfo-2.6.32-504.8.1.el6.ppc64.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.ppc64.rpm s390x: kernel-2.6.32-504.8.1.el6.s390x.rpm kernel-debug-2.6.32-504.8.1.el6.s390x.rpm kernel-debug-debuginfo-2.6.32-504.8.1.el6.s390x.rpm kernel-debug-devel-2.6.32-504.8.1.el6.s390x.rpm kernel-debuginfo-2.6.32-504.8.1.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-504.8.1.el6.s390x.rpm kernel-devel-2.6.32-504.8.1.el6.s390x.rpm kernel-headers-2.6.32-504.8.1.el6.s390x.rpm kernel-kdump-2.6.32-504.8.1.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-504.8.1.el6.s390x.rpm kernel-kdump-devel-2.6.32-504.8.1.el6.s390x.rpm perf-2.6.32-504.8.1.el6.s390x.rpm perf-debuginfo-2.6.32-504.8.1.el6.s390x.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.s390x.rpm x86_64: kernel-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-504.8.1.el6.x86_64.rpm kernel-devel-2.6.32-504.8.1.el6.x86_64.rpm kernel-headers-2.6.32-504.8.1.el6.x86_64.rpm perf-2.6.32-504.8.1.el6.x86_64.rpm perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm Red Hat Enterprise Linux Server Optional (v. 6): i386: kernel-debug-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-504.8.1.el6.i686.rpm perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm python-perf-2.6.32-504.8.1.el6.i686.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm ppc64: kernel-debug-debuginfo-2.6.32-504.8.1.el6.ppc64.rpm kernel-debuginfo-2.6.32-504.8.1.el6.ppc64.rpm kernel-debuginfo-common-ppc64-2.6.32-504.8.1.el6.ppc64.rpm perf-debuginfo-2.6.32-504.8.1.el6.ppc64.rpm python-perf-2.6.32-504.8.1.el6.ppc64.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.ppc64.rpm s390x: kernel-debug-debuginfo-2.6.32-504.8.1.el6.s390x.rpm kernel-debuginfo-2.6.32-504.8.1.el6.s390x.rpm kernel-debuginfo-common-s390x-2.6.32-504.8.1.el6.s390x.rpm kernel-kdump-debuginfo-2.6.32-504.8.1.el6.s390x.rpm perf-debuginfo-2.6.32-504.8.1.el6.s390x.rpm python-perf-2.6.32-504.8.1.el6.s390x.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.s390x.rpm x86_64: kernel-debug-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-504.8.1.el6.x86_64.rpm perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm python-perf-2.6.32-504.8.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm Red Hat Enterprise Linux Workstation (v. 6): Source: kernel-2.6.32-504.8.1.el6.src.rpm i386: kernel-2.6.32-504.8.1.el6.i686.rpm kernel-debug-2.6.32-504.8.1.el6.i686.rpm kernel-debug-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debug-devel-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-504.8.1.el6.i686.rpm kernel-devel-2.6.32-504.8.1.el6.i686.rpm kernel-headers-2.6.32-504.8.1.el6.i686.rpm perf-2.6.32-504.8.1.el6.i686.rpm perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm noarch: kernel-abi-whitelists-2.6.32-504.8.1.el6.noarch.rpm kernel-doc-2.6.32-504.8.1.el6.noarch.rpm kernel-firmware-2.6.32-504.8.1.el6.noarch.rpm x86_64: kernel-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debug-devel-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-504.8.1.el6.x86_64.rpm kernel-devel-2.6.32-504.8.1.el6.x86_64.rpm kernel-headers-2.6.32-504.8.1.el6.x86_64.rpm perf-2.6.32-504.8.1.el6.x86_64.rpm perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm Red Hat Enterprise Linux Workstation Optional (v. 6): i386: kernel-debug-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-2.6.32-504.8.1.el6.i686.rpm kernel-debuginfo-common-i686-2.6.32-504.8.1.el6.i686.rpm perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm python-perf-2.6.32-504.8.1.el6.i686.rpm python-perf-debuginfo-2.6.32-504.8.1.el6.i686.rpm x86_64: kernel-debug-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm kernel-debuginfo-common-x86_64-2.6.32-504.8.1.el6.x86_64.rpm perf-debuginfo-2.6.32-504.8.1.el6.x86_64.rpm python-perf-2.6.32-504.8.1.el6.x86_64.rpm python-perf-debuginfo-2.6.32-504.8.1.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/ 7. References: https://access.redhat.com/security/cve/CVE-2014-4656 https://access.redhat.com/security/cve/CVE-2014-7841 https://access.redhat.com/security/updates/classification/#important https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/6/html/6.6_Technical_Notes/kernel.html 8. Contact: The Red Hat security contact is . More contact details at https://access.redhat.com/security/team/contact/ Copyright 2015 Red Hat, Inc. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iD8DBQFUx/bDXlSAg2UNWIIRAmN5AKCEijXzCovjO9BPzuSv+m/aqXursgCguzHE tFCKIiK8ZXPzKLZZdnNeNVo= =urfC -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce