Rapid7 Vulnerability & Exploit Database

RHSA-2009:1465: kvm security and bug fix update

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RHSA-2009:1465: kvm security and bug fix update

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
09/22/2009
Created
07/25/2018
Added
10/14/2009
Modified
07/04/2017

Description

KVM (Kernel-based Virtual Machine) is a full virtualization solution forLinux on AMD64 and Intel 64 systems. KVM is a Linux kernel module built forthe standard Red Hat Enterprise Linux kernel.The kvm_emulate_hypercall() implementation was missing a check for theCurrent Privilege Level (CPL). A local, unprivileged user in a virtualmachine could use this flaw to cause a local denial of service or escalatetheir privileges within that virtual machine. (CVE-2009-3290)This update also fixes the following bugs:All KVM users should upgrade to these updated packages, which containbackported patches to resolve these issues. Note: The procedure in theSolution section must be performed before this update takes effect.

Solution(s)

  • redhat-upgrade-kmod-kvm
  • redhat-upgrade-kvm
  • redhat-upgrade-kvm-qemu-img
  • redhat-upgrade-kvm-tools

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