SUSE SLED15 / SLES15 Security Update : libass (SUSE-SU-2021:2792-1)

high Nessus Plugin ID 152718

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Synopsis

The remote SUSE host is missing a security update.

Description

The remote SUSE Linux SLED15 / SLES15 / SLES_SAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2021:2792-1 advisory.

- libass 0.15.x before 0.15.1 has a heap-based buffer overflow in decode_chars (called from decode_font and process_text) because the wrong integer data type is used for subtraction. (CVE-2020-36430)

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 libass-devel and / or libass9 packages.

See Also

https://bugzilla.suse.com/1188539

https://www.suse.com/security/cve/CVE-2020-36430

http://www.nessus.org/u?d175a2e9

Plugin Details

Severity: High

ID: 152718

File Name: suse_SU-2021-2792-1.nasl

Version: 1.4

Type: local

Agent: unix

Published: 8/21/2021

Updated: 7/13/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2020-36430

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libass9, cpe:/o:novell:suse_linux:15, p-cpe:/a:novell:suse_linux:libass-devel

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/SuSE/release, Host/SuSE/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 8/20/2021

Vulnerability Publication Date: 7/20/2021

Reference Information

CVE: CVE-2020-36430

SuSE: SUSE-SU-2021:2792-1