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HistoryDec 26, 2016 - 12:00 a.m.

qemu-kvm - security update

2016-12-2600:00:00
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osv.dev
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26.7%

Multiple vulnerabilities have been found in qemu-kvm:

  • CVE-2016-9911
    qemu-kvm built with the USB EHCI Emulation support is vulnerable
    to a memory leakage issue. It could occur while processing packet
    data in ehci_init_transfer. A guest user/process could use this
    issue to leak host memory, resulting in DoS for a host.
  • CVE-2016-9921 /
    CVE-2016-9922
    qemu-kvm built with the Cirrus CLGD 54xx VGA Emulator support is
    vulnerable to a divide by zero issue. It could occur while copying
    VGA data when cirrus graphics mode was set to be VGA. A privileged
    user inside guest could use this flaw to crash the Qemu process
    instance on the host, resulting in DoS.

For Debian 7 Wheezy, these problems have been fixed in version
1.1.2+dfsg-6+deb7u19.

We recommend that you upgrade your qemu-kvm packages.

Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: <https://wiki.debian.org/LTS&gt;