Ubuntu 1594-1: Linux kernel (Oneiric backport) vulnerabilities

    Date03 Oct 2012
    Posted ByLinuxSecurity Advisories
    Several security issues were fixed in the kernel.
    Ubuntu Security Notice USN-1594-1
    October 03, 2012
    linux-lts-backport-oneiric vulnerabilities
    A security issue affects these releases of Ubuntu and its derivatives:
    - Ubuntu 10.04 LTS
    Several security issues were fixed in the kernel.
    Software Description:
    - linux-lts-backport-oneiric: Linux kernel backport from Oneiric
    Vadim Ponomarev discovered a flaw in the Linux kernel causing a reference
    leak when PID namespaces are used. A remote attacker could exploit this
    flaw causing a denial of service. (CVE-2012-2127)
    A flaw was found in how the Linux kernel's KVM (Kernel-based Virtual
    Machine) subsystem handled MSI (Message Signaled Interrupts). A local
    unprivileged user could exploit this flaw to cause a denial of service or
    potentially elevate privileges. (CVE-2012-2137)
    Update instructions:
    The problem can be corrected by updating your system to the following
    package versions:
    Ubuntu 10.04 LTS:
      linux-image-3.0.0-26-generic    3.0.0-26.43~lucid1
      linux-image-3.0.0-26-generic-pae  3.0.0-26.43~lucid1
      linux-image-3.0.0-26-server     3.0.0-26.43~lucid1
      linux-image-3.0.0-26-virtual    3.0.0-26.43~lucid1
    After a standard system update you need to reboot your computer to make
    all the necessary changes.
      CVE-2012-2127, CVE-2012-2137
    Package Information:

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