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Ubuntu 12.04 LTS / 12.10 / 13.10 : libyaml-libyaml-perl vulnerabilities (USN-2161-1)

medium Nessus Plugin ID 73329

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Synopsis

The remote Ubuntu host is missing a security-related patch.

Description

Florian Weimer discovered that libyaml-libyaml-perl incorrectly handled certain large YAML documents. An attacker could use this issue to cause libyaml-libyaml-perl to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2013-6393)

Ivan Fratric discovered that libyaml-libyaml-perl incorrectly handled certain malformed YAML documents. An attacker could use this issue to cause libyaml-libyaml-perl to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2014-2525).

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 libyaml-libyaml-perl package.

See Also

https://usn.ubuntu.com/2161-1/

Plugin Details

Severity: Medium

ID: 73329

File Name: ubuntu_USN-2161-1.nasl

Version: 1.6

Type: local

Agent: unix

Published: 4/4/2014

Updated: 1/19/2021

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libyaml-libyaml-perl, cpe:/o:canonical:ubuntu_linux:12.04:-:lts, cpe:/o:canonical:ubuntu_linux:12.10, cpe:/o:canonical:ubuntu_linux:13.10

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

Patch Publication Date: 4/3/2014

Vulnerability Publication Date: 2/6/2014

Reference Information

CVE: CVE-2013-6393, CVE-2014-2525

USN: 2161-1