Ubuntu 16.10 : linux, linux-raspi2 vulnerabilities (USN-3209-1)

Ubuntu Security Notice (C) 2017 Canonical, Inc. / NASL script (C) 2017 Tenable Network Security, Inc.


Synopsis :

The remote Ubuntu host is missing one or more security-related
patches.

Description :

It was discovered that the generic SCSI block layer in the Linux
kernel did not properly restrict write operations in certain
situations. A local attacker could use this to cause a denial of
service (system crash) or possibly gain administrative privileges.
(CVE-2016-10088)

Jim Mattson discovered that the KVM implementation in the Linux kernel
mismanages the #BP and #OF exceptions. A local attacker in a guest
virtual machine could use this to cause a denial of service (guest OS
crash). (CVE-2016-9588)

Andrey Konovalov discovered a use-after-free vulnerability in the DCCP
implementation in the Linux kernel. A local attacker could use this to
cause a denial of service (system crash) or possibly gain
administrative privileges. (CVE-2017-6074).

Note that Tenable Network Security has extracted the preceding
description block directly from the Ubuntu security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.

Solution :

Update the affected packages.

Risk factor :

High / CVSS Base Score : 7.2
(CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 5.6
(CVSS2#E:POC/RL:OF/RC:ND)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 97324 ()

Bugtraq ID:

CVE ID: CVE-2016-10088
CVE-2016-9588
CVE-2017-6074

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