openSUSE 15 Security Update : lua53 (openSUSE-SU-2021:0962-1)

medium Nessus Plugin ID 151358



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


The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:0962-1 advisory.

- ldebug.c in Lua 5.4.0 allows a negation overflow and segmentation fault in getlocal and setlocal, as demonstrated by getlocal(3,2^31). (CVE-2020-24370)

- lgc.c in Lua 5.4.0 mishandles the interaction between barriers and the sweep phase, leading to a memory access violation involving collectgarbage. (CVE-2020-24371)

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


Update the affected liblua5_3-5, liblua5_3-5-32bit, lua53 and / or lua53-devel packages.

See Also

Plugin Details

Severity: Medium

ID: 151358

File Name: openSUSE-2021-962.nasl

Version: 1.3

Type: local

Agent: unix

Published: 7/3/2021

Updated: 12/11/2023

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

Risk Information


Risk Factor: Low

Score: 2.2


Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2020-24371


Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:liblua5_3-5, p-cpe:/a:novell:opensuse:liblua5_3-5-32bit, p-cpe:/a:novell:opensuse:lua53, p-cpe:/a:novell:opensuse:lua53-devel, cpe:/o:novell:opensuse:15.2

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/2/2021

Vulnerability Publication Date: 8/17/2020

Reference Information

CVE: CVE-2020-24370, CVE-2020-24371