Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS / 16.10 : linux, linux-aws, linux-gke, linux-raspi2, linux-snapdragon, linux-ti-omap4 vulnerability (USN-3256-1)

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 :

Andrey Konovalov discovered that the AF_PACKET implementation in the
Linux kernel did not properly validate certain block-size data. A
local attacker could use this to cause a denial of service (system
crash).

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 : 6.8
(CVSS2#E:F/RL:ND/RC:ND)
Public Exploit Available : true

Family: Ubuntu Local Security Checks

Nessus Plugin ID: 99197 ()

Bugtraq ID:

CVE ID: CVE-2017-7308

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