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Ubuntu: USN-3261-1 (CVE-2016-9381): QEMU vulnerabilities

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Ubuntu: USN-3261-1 (CVE-2016-9381): QEMU vulnerabilities

Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
01/23/2017
Created
07/25/2018
Added
04/21/2017
Modified
09/12/2020

Description

Race condition in QEMU in Xen allows local x86 HVM guest OS administrators to gain privileges by changing certain data on shared rings, aka a "double fetch" vulnerability.

Solution(s)

  • ubuntu-upgrade-qemu-system
  • ubuntu-upgrade-qemu-system-aarch64
  • ubuntu-upgrade-qemu-system-arm
  • ubuntu-upgrade-qemu-system-mips
  • ubuntu-upgrade-qemu-system-misc
  • ubuntu-upgrade-qemu-system-ppc
  • ubuntu-upgrade-qemu-system-s390x
  • ubuntu-upgrade-qemu-system-sparc
  • ubuntu-upgrade-qemu-system-x86

References

  • USN-3261-1
  • USN-3268-1
  • 94476
  • 1037344
  • GLSA-201612-56
  • CVE-2016-9381
  • DLA-720-1
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