-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ===================================================================== Red Hat Security Advisory Synopsis: Important: qemu-kvm-rhev security update Advisory ID: RHSA-2015:0643-01 Product: Red Hat Enterprise Linux OpenStack Platform Advisory URL: https://rhn.redhat.com/errata/RHSA-2015-0643.html Issue date: 2015-03-05 CVE Names: CVE-2014-8106 ===================================================================== 1. Summary: Updated qemu-kvm-rhev packages that fix one security issue are now available for Red Hat Enterprise Linux OpenStack Platform 6.0 for Red Hat Enterprise Linux 7. Red Hat Product Security 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 OpenStack Platform 6.0 for RHEL 7 - x86_64 3. Description: KVM (Kernel-based Virtual Machine) is a full virtualization solution for Linux on AMD64 and Intel 64 systems. The qemu-kvm-rhev package provides the user-space component for running virtual machines using KVM, in environments managed by Red Hat Enterprise Linux OpenStack Platform. It was found that the Cirrus blit region checks were insufficient. A privileged guest user could use this flaw to write outside of VRAM-allocated buffer boundaries in the host's QEMU process address space with attacker-provided data. (CVE-2014-8106) This issue was found by Paolo Bonzini of Red Hat. All users of qemu-kvm-rhev are advised to upgrade to these updated packages, which contain a backported patch to correct this issue. After installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again 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 5. Bugs fixed (https://bugzilla.redhat.com/): 1169454 - CVE-2014-8106 qemu: cirrus: insufficient blit region checks 6. Package List: Red Hat Enterprise Linux OpenStack Platform 6.0 for RHEL 7: Source: qemu-kvm-rhev-2.1.2-23.el7.src.rpm x86_64: libcacard-devel-rhev-2.1.2-23.el7.x86_64.rpm libcacard-rhev-2.1.2-23.el7.x86_64.rpm libcacard-tools-rhev-2.1.2-23.el7.x86_64.rpm qemu-img-rhev-2.1.2-23.el7.x86_64.rpm qemu-kvm-common-rhev-2.1.2-23.el7.x86_64.rpm qemu-kvm-rhev-2.1.2-23.el7.x86_64.rpm qemu-kvm-rhev-debuginfo-2.1.2-23.el7.x86_64.rpm qemu-kvm-tools-rhev-2.1.2-23.el7.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-2014-8106 https://access.redhat.com/security/updates/classification/#important 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 iD8DBQFU+M7yXlSAg2UNWIIRAizcAJoDR1tlwYGtiTmFB8Z3aMdT8BZO0wCaAxhA qjA7CBfTC20KlnCE67Rs/Gg= =tk8K -----END PGP SIGNATURE----- -- RHSA-announce mailing list RHSA-announce@redhat.com https://www.redhat.com/mailman/listinfo/rhsa-announce