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ubuntuUbuntuUSN-2439-1
HistoryDec 11, 2014 - 12:00 a.m.

QEMU vulnerabilities

2014-12-1100:00:00
ubuntu.com
38

8.9 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.079 Low

EPSS

Percentile

94.2%

Releases

  • Ubuntu 14.10
  • Ubuntu 14.04 ESM
  • Ubuntu 12.04
  • Ubuntu 10.04

Packages

  • qemu - Machine emulator and virtualizer
  • qemu-kvm - Machine emulator and virtualizer

Details

Michael S. Tsirkin discovered that QEMU incorrectly handled certain
parameters during ram load while performing a migration. An attacker able
to manipulate savevm data could use this issue to possibly execute
arbitrary code on the host. This issue only affected Ubuntu 12.04 LTS,
Ubuntu 14.04 LTS, and Ubuntu 14.10. (CVE-2014-7840)

Paolo Bonzini discovered that QEMU incorrectly handled memory in the Cirrus
VGA device. A malicious guest could possibly use this issue to write into
memory of the host, leading to privilege escalation. (CVE-2014-8106)

OSVersionArchitecturePackageVersionFilename
Ubuntu14.10noarchqemu-system< 2.1+dfsg-4ubuntu6.3UNKNOWN
Ubuntu14.10noarchqemu< 2.1+dfsg-4ubuntu6.3UNKNOWN
Ubuntu14.10noarchqemu-guest-agent< 2.1+dfsg-4ubuntu6.3UNKNOWN
Ubuntu14.10noarchqemu-kvm< 2.1+dfsg-4ubuntu6.3UNKNOWN
Ubuntu14.10noarchqemu-system-arm< 2.1+dfsg-4ubuntu6.3UNKNOWN
Ubuntu14.10noarchqemu-system-common< 2.1+dfsg-4ubuntu6.3UNKNOWN
Ubuntu14.10noarchqemu-system-mips< 2.1+dfsg-4ubuntu6.3UNKNOWN
Ubuntu14.10noarchqemu-system-misc< 2.1+dfsg-4ubuntu6.3UNKNOWN
Ubuntu14.10noarchqemu-system-ppc< 2.1+dfsg-4ubuntu6.3UNKNOWN
Ubuntu14.10noarchqemu-system-sparc< 2.1+dfsg-4ubuntu6.3UNKNOWN
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1-10 of 411

8.9 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:P/A:P

0.079 Low

EPSS

Percentile

94.2%