The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:2196-1 advisory.

    Update to version 5.3.6:

    - CVE-2020-24371: lgc.c mishandles the interaction between barriers and the sweep phase, leading to a     memory access violation involving collectgarbage (bsc#1175449)
    - CVE-2020-24370: ldebug.c allows a negation overflow and segmentation fault in getlocal and setlocal     (bsc#1175448)
    - Long brackets with a huge number of '=' overflow some internal buffer arithmetic.

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

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

Fix CVE-2020-24370 .

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2021:4510 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)

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

According to the versions of the lua package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

    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)

Tenable has extracted the preceding description block directly from the EulerOS Virtualization lua security advisory.

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

According to the versions of the syslinux packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

    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)

Tenable has extracted the preceding description block directly from the EulerOS Virtualization syslinux security advisory.

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

The remote Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2021:4510 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)

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

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:4510 advisory.

    The lua packages provide support for Lua, a powerful light-weight programming language designed for     extending applications. Lua is also frequently used as a general-purpose, stand-alone language.

    Security Fix(es):

    * lua: segmentation fault in getlocal and setlocal functions in ldebug.c (CVE-2020-24370)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

    Additional Changes:

    For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes     linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-4510 advisory.

    [5.3.4-12]
    - Fix segfault in getlocal and setlocal (#1880445)

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

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

An update of the lua package has been released.

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993338 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).

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

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

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:4510 advisory.

  - lua: segmentation fault in getlocal and setlocal functions in ldebug.c (CVE-2020-24370)

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

An update of the nmap package has been released.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
151195	SUSE SLED15 / SLES15 Security Update : lua53 (SUSE-SU-2021:2196-1)	Nessus	SuSE Local Security Checks	2021/7/1	2026/6/25	medium
139885	Fedora 32 : lua (2020-d7ed9f18ff)	Nessus	Fedora Local Security Checks	2020/8/27	2024/2/23	medium
157626	AlmaLinux 8 : lua (ALSA-2021:4510)	Nessus	Alma Linux Local Security Checks	2022/2/9	2023/11/10	medium
236895	EulerOS Virtualization 2.12.1 : lua (EulerOS-SA-2025-1548)	Nessus	Huawei Local Security Checks	2025/5/17	2025/5/17	medium
297337	EulerOS Virtualization 2.10.0 : syslinux (EulerOS-SA-2026-1199)	Nessus	Huawei Local Security Checks	2026/1/31	2026/1/31	medium
184970	Rocky Linux 8 : lua (RLSA-2021:4510)	Nessus	Rocky Linux Local Security Checks	2023/11/7	2023/11/7	medium
155203	RHEL 8 : lua (RHSA-2021:4510)	Nessus	Red Hat Local Security Checks	2021/11/11	2024/11/7	medium
155623	Oracle Linux 8 : lua (ELSA-2021-4510)	Nessus	Oracle Linux Local Security Checks	2021/11/19	2024/10/22	medium
203800	Photon OS 3.0: Lua PHSA-2023-3.0-0620	Nessus	PhotonOS Local Security Checks	2024/7/24	2024/7/24	medium
140231	Fedora 31 : lua (2020-c83556709c)	Nessus	Fedora Local Security Checks	2020/9/4	2024/2/22	medium
281015	Unity Linux 20.1070e Security Update: syslinux (UTSA-2025-993338)	Nessus	Unity Linux Local Security Checks	2025/12/31	2025/12/31	medium
155116	CentOS 8 : lua (CESA-2021:4510)	Nessus	CentOS Local Security Checks	2021/11/11	2023/11/24	medium
236902	EulerOS Virtualization 2.12.0 : lua (EulerOS-SA-2025-1563)	Nessus	Huawei Local Security Checks	2025/5/17	2025/5/17	medium
203606	Photon OS 5.0: Nmap PHSA-2023-5.0-0036	Nessus	PhotonOS Local Security Checks	2024/7/23	2026/10/13	critical

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