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Test ID:1.3.6.1.4.1.25623.1.0.844544
Category:Ubuntu Local Security Checks
Title:Ubuntu: Security Advisory for qemu (USN-4467-1)
Summary:The remote host is missing an update for the 'qemu'; package(s) announced via the USN-4467-1 advisory.
Description:Summary:
The remote host is missing an update for the 'qemu'
package(s) announced via the USN-4467-1 advisory.

Vulnerability Insight:
Ziming Zhang and VictorV discovered that the QEMU SLiRP networking
implementation incorrectly handled replying to certain ICMP echo requests.
An attacker inside a guest could possibly use this issue to leak host
memory to obtain sensitive information. This issue only affected Ubuntu
18.04 LTS. (CVE-2020-10756)

Eric Blake and Xueqiang Wei discovered that the QEMU NDB implementation
incorrectly handled certain requests. A remote attacker could possibly use
this issue to cause QEMU to crash, resulting in a denial of service. This
issue only affected Ubuntu 20.04 LTS. (CVE-2020-10761)

Ziming Zhang discovered that the QEMU SM501 graphics driver incorrectly
handled certain operations. An attacker inside a guest could use this issue
to cause QEMU to crash, resulting in a denial of service, or possibly
execute arbitrary code. (CVE-2020-12829)

It was discovered that the QEMU SD memory card implementation incorrectly
handled certain memory operations. An attacker inside a guest could
possibly use this issue to cause QEMU to crash, resulting in a denial of
service. (CVE-2020-13253)

Ren Ding and Hanqing Zhao discovered that the QEMU ES1370 audio driver
incorrectly handled certain invalid frame counts. An attacker inside a
guest could possibly use this issue to cause QEMU to crash, resulting in a
denial of service. (CVE-2020-13361)

Ren Ding and Hanqing Zhao discovered that the QEMU MegaRAID SAS SCSI driver
incorrectly handled certain memory operations. An attacker inside a guest
could possibly use this issue to cause QEMU to crash, resulting in a denial
of service. (CVE-2020-13362)

Alexander Bulekov discovered that QEMU MegaRAID SAS SCSI driver incorrectly
handled certain memory space operations. An attacker inside a guest could
possibly use this issue to cause QEMU to crash, resulting in a denial of
service. (CVE-2020-13659)

Ren Ding, Hanqing Zhao, Alexander Bulekov, and Anatoly Trosinenko
discovered that the QEMU incorrectly handled certain msi-x mmio operations.
An attacker inside a guest could possibly use this issue to cause QEMU to
crash, resulting in a denial of service. (CVE-2020-13754)

It was discovered that QEMU incorrectly handled certain memory copy
operations when loading ROM contents. If a user were tricked into running
an untrusted kernel image, a remote attacker could possibly use this issue
to run arbitrary code. This issue only affected Ubuntu 16.04 LTS and Ubuntu
18.04 LTS. (CVE-2020-13765)

Ren Ding, Hanqing Zhao, and Yi Ren discovered that the QEMU ATI video
driver incorrectly handled certain index values. An attacker inside a guest
could p ...

Description truncated. Please see the references for more information.

Affected Software/OS:
'qemu' package(s) on Ubuntu 20.04 LTS, Ubuntu 18.04 LTS, Ubuntu 16.04 LTS.

Solution:
Please install the updated package(s).

CVSS Score:
7.2

CVSS Vector:
AV:L/AC:L/Au:N/C:C/I:C/A:C

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2020-10756
Common Vulnerability Exposure (CVE) ID: CVE-2020-10761
Common Vulnerability Exposure (CVE) ID: CVE-2020-12829
Common Vulnerability Exposure (CVE) ID: CVE-2020-13253
Common Vulnerability Exposure (CVE) ID: CVE-2020-13361
Common Vulnerability Exposure (CVE) ID: CVE-2020-13362
Common Vulnerability Exposure (CVE) ID: CVE-2020-13659
Common Vulnerability Exposure (CVE) ID: CVE-2020-13754
Common Vulnerability Exposure (CVE) ID: CVE-2020-13765
Common Vulnerability Exposure (CVE) ID: CVE-2020-13800
Common Vulnerability Exposure (CVE) ID: CVE-2020-14415
Common Vulnerability Exposure (CVE) ID: CVE-2020-15863
Common Vulnerability Exposure (CVE) ID: CVE-2020-16092
CopyrightCopyright (C) 2020 Greenbone Networks GmbH

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