Debian DSA-4777-1 : freetype - security update

medium Nessus Plugin ID 141841

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Synopsis

The remote Debian host is missing a security-related update.

Description

Sergei Glazunov discovered a heap-based buffer overflow vulnerability in the handling of embedded PNG bitmaps in FreeType. Opening malformed fonts may result in denial of service or the execution of arbitrary code.

Solution

Upgrade the freetype packages.

For the stable distribution (buster), this problem has been fixed in version 2.9.1-3+deb10u2.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=972586

https://security-tracker.debian.org/tracker/source-package/freetype

https://packages.debian.org/source/buster/freetype

https://www.debian.org/security/2020/dsa-4777

Plugin Details

Severity: Medium

ID: 141841

File Name: debian_DSA-4777.nasl

Version: 1.6

Type: local

Agent: unix

Published: 10/23/2020

Updated: 11/30/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent

Risk Information

VPR

Risk Factor: High

Score: 7.3

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.7

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

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

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 6.2

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:freetype, cpe:/o:debian:debian_linux:10.0

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 10/21/2020

Vulnerability Publication Date: 11/3/2020

CISA Known Exploited Dates: 11/17/2021

Reference Information

CVE: CVE-2020-15999

DSA: 4777