==================================================================== Red Hat Security Advisory Synopsis: Moderate: qemu-kvm-rhev security update Advisory ID: RHSA-2015:1674-01 Product: Red Hat Enterprise Linux OpenStack Platform Advisory URL: https://rhn.redhat.com/errata/RHSA-2015-1674.html Issue date: 2015-08-24 CVE Names: CVE-2015-5165 ==================================================================== 1. Summary: Updated qemu-kvm-rhev packages that fix two security issues are now available for Red Hat Enterprise Linux OpenStack Platform 6. Red Hat Product Security 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 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. Qemu emulator built with the RTL8139 emulation support is vulnerable to an information leakage flaw, while processing network packets under RTL8139 controller's C+ mode of operation. A guest user could use this flaw to read upto 65KB of uninitialised Qemu heap memory. (CVE-2015-5165) Red Hat would like to thank the Xen project for reporting this issue. Upstream acknowledges Donghai Zhu of Alibaba as the original reporter. All qemu-kvm-rhev users 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. For details on how to apply this update, refer to: https://access.redhat.com/articles/11258 5. Bugs fixed (https://bugzilla.redhat.com/): 1248760 - CVE-2015-5165 Qemu: rtl8139 uninitialized heap memory information leakage to guest (XSA-140) 6. Package List: Red Hat Enterprise Linux OpenStack Platform 6.0 for RHEL 7: Source: qemu-kvm-rhev-2.1.2-23.el7_1.8.src.rpm x86_64: libcacard-devel-rhev-2.1.2-23.el7_1.8.x86_64.rpm libcacard-rhev-2.1.2-23.el7_1.8.x86_64.rpm libcacard-tools-rhev-2.1.2-23.el7_1.8.x86_64.rpm qemu-img-rhev-2.1.2-23.el7_1.8.x86_64.rpm qemu-kvm-common-rhev-2.1.2-23.el7_1.8.x86_64.rpm qemu-kvm-rhev-2.1.2-23.el7_1.8.x86_64.rpm qemu-kvm-rhev-debuginfo-2.1.2-23.el7_1.8.x86_64.rpm qemu-kvm-tools-rhev-2.1.2-23.el7_1.8.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-2015-5165 https://access.redhat.com/security/updates/classification/#moderate 8. Contact: The Red Hat security contact is
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