DSA-3573-1 qemu -- security update

Related Vulnerabilities: CVE-2016-3710   CVE-2016-3712  

Several vulnerabilities were discovered in qemu, a fast processor emulator. CVE-2016-3710 Wei Xiao and Qinghao Tang of 360.cn Inc discovered an out-of-bounds read and write flaw in the QEMU VGA module. A privileged guest user could use this flaw to execute arbitrary code on the host with the privileges of the hosting QEMU process. CVE-2016-3712 Zuozhi Fzz of Alibaba Inc discovered potential integer overflow or out-of-bounds read access issues in the QEMU VGA module. A privileged guest user could use this flaw to mount a denial of service (QEMU process crash). For the stable distribution (jessie), these problems have been fixed in version 1:2.1+dfsg-12+deb8u6. We recommend that you upgrade your qemu packages.

Debian Security Advisory

DSA-3573-1 qemu -- security update

Date Reported:
09 May 2016
Affected Packages:
qemu
Vulnerable:
Yes
Security database references:
In the Debian bugtracking system: Bug 823830.
In Mitre's CVE dictionary: CVE-2016-3710, CVE-2016-3712.
More information:

Several vulnerabilities were discovered in qemu, a fast processor emulator.

  • CVE-2016-3710

    Wei Xiao and Qinghao Tang of 360.cn Inc discovered an out-of-bounds read and write flaw in the QEMU VGA module. A privileged guest user could use this flaw to execute arbitrary code on the host with the privileges of the hosting QEMU process.

  • CVE-2016-3712

    Zuozhi Fzz of Alibaba Inc discovered potential integer overflow or out-of-bounds read access issues in the QEMU VGA module. A privileged guest user could use this flaw to mount a denial of service (QEMU process crash).

For the stable distribution (jessie), these problems have been fixed in version 1:2.1+dfsg-12+deb8u6.

We recommend that you upgrade your qemu packages.