Ubuntu 12.04 LTS / 14.04 LTS / 15.10 / 16.04 LTS : libgd2 vulnerabilities (USN-3030-1)

critical Nessus Plugin ID 92011

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Synopsis

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

Description

It was discovered that the GD library incorrectly handled memory when using gdImageScaleTwoPass(). A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS. (CVE-2013-7456)

It was discovered that the GD library incorrectly handled certain malformed XBM images. If a user or automated system were tricked into processing a specially crafted XBM image, an attacker could cause a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 15.10 and Ubuntu 16.04 LTS. (CVE-2016-5116)

It was discovered that the GD library incorrectly handled memory when using _gd2GetHeader(). A remote attacker could possibly use this issue to cause a denial of service or possibly execute arbitrary code.
(CVE-2016-5766)

It was discovered that the GD library incorrectly handled certain color indexes. A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 14.04 LTS, Ubuntu 15.10 and Ubuntu 16.04 LTS. (CVE-2016-6128)

It was discovered that the GD library incorrectly handled memory when encoding a GIF image. A remote attacker could possibly use this issue to cause a denial of service. (CVE-2016-6161).

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 libgd2-noxpm, libgd2-xpm and / or libgd3 packages.

See Also

https://usn.ubuntu.com/3030-1/

Plugin Details

Severity: Critical

ID: 92011

File Name: ubuntu_USN-3030-1.nasl

Version: 2.9

Type: local

Agent: unix

Published: 7/12/2016

Updated: 9/18/2019

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

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

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libgd2-noxpm, p-cpe:/a:canonical:ubuntu_linux:libgd2-xpm, p-cpe:/a:canonical:ubuntu_linux:libgd3, cpe:/o:canonical:ubuntu_linux:12.04:-:lts, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:15.10, cpe:/o:canonical:ubuntu_linux:16.04

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

Exploit Ease: No known exploits are available

Patch Publication Date: 7/11/2016

Vulnerability Publication Date: 8/7/2016

Reference Information

CVE: CVE-2013-7456, CVE-2016-5116, CVE-2016-5766, CVE-2016-6128, CVE-2016-6161

USN: 3030-1