Ubuntu 16.04 LTS : Linux kernel vulnerability (USN-3220-1)

high Nessus Plugin ID 97605

Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 16.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-3220-1 advisory.

- Race condition in drivers/tty/n_hdlc.c in the Linux kernel through 4.10.1 allows local users to gain privileges or cause a denial of service (double free) by setting the HDLC line discipline. (CVE-2017-2636)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected kernel package.

See Also

https://ubuntu.com/security/notices/USN-3220-1

Plugin Details

Severity: High

ID: 97605

File Name: ubuntu_USN-3220-1.nasl

Version: 3.11

Type: local

Agent: unix

Published: 3/8/2017

Updated: 1/9/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.1

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2017-2636

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.1

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-1005-gke, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-1046-raspi2, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-1050-snapdragon, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-66-generic, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-66-generic-lpae, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-66-lowlatency, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-66-powerpc-e500mc, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-66-powerpc-smp, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-66-powerpc64-emb, p-cpe:/a:canonical:ubuntu_linux:linux-image-4.4.0-66-powerpc64-smp, cpe:/o:canonical:ubuntu_linux:16.04:-:lts

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 3/7/2017

Vulnerability Publication Date: 3/7/2017

Reference Information

CVE: CVE-2017-2636

USN: 3220-1