Ubuntu 16.04 ESM : libgit2 vulnerabilities (USN-4798-1)

medium Nessus Plugin ID 183701

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Synopsis

The remote Ubuntu host is missing one or more security updates.

Description

The remote Ubuntu 16.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4798-1 advisory.

It was discovered that libgit2 mishandled certain malformed git objects. A remote attacker could use this vulnerability to cause a denial of service.

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

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

Solution

Update the affected libgit2-24 and / or libgit2-dev packages.

Plugin Details

Severity: Medium

ID: 183701

File Name: ubuntu_USN-4798-1.nasl

Version: 1.1

Type: local

Agent: unix

Family: Ubuntu Local Security Checks

Published: 10/23/2023

Updated: 8/28/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS Score Source: CVE-2016-8569

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libgit2-24, p-cpe:/a:canonical:ubuntu_linux:libgit2-0, p-cpe:/a:canonical:ubuntu_linux:libgit2-dev, cpe:/o:canonical:ubuntu_linux:16.04:-:esm

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/15/2021

Vulnerability Publication Date: 10/8/2016

Reference Information

CVE: CVE-2016-8568, CVE-2016-8569

USN: 4798-1

Detections

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