Ubuntu 16.04 ESM : libXfixes vulnerability (USN-5437-1)

critical Nessus Plugin ID 161452

Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 16.04 ESM host has packages installed that are affected by a vulnerability as referenced in the USN-5437-1 advisory.

- Integer overflow in X.org libXfixes before 5.0.3 on 32-bit platforms might allow remote X servers to gain privileges via a length value of INT_MAX, which triggers the client to stop reading data and get out of sync. (CVE-2016-7944)

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 libxfixes-dev and / or libxfixes3 packages.

See Also

https://ubuntu.com/security/notices/USN-5437-1

Plugin Details

Severity: Critical

ID: 161452

File Name: ubuntu_USN-5437-1.nasl

Version: 1.2

Type: local

Agent: unix

Published: 5/24/2022

Updated: 5/24/2022

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

Temporal Vector: E:U/RL:OF/RC:C

CVSS Score Source: CVE-2016-7944

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: cpe:/o:canonical:ubuntu_linux:16.04:-:esm, p-cpe:/a:canonical:ubuntu_linux:libxfixes-dev, p-cpe:/a:canonical:ubuntu_linux:libxfixes3

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/23/2022

Vulnerability Publication Date: 10/4/2016

Reference Information

CVE: CVE-2016-7944

USN: 5437-1