Unity Linux 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-011117)

medium Nessus Plugin ID 308715

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-2026-011117 advisory.

In the Linux kernel, the following vulnerability has been resolved:

scsi: ipr: Fix WARNING in ipr_init()

ipr_init() will not call unregister_reboot_notifier() when pci_register_driver() fails, which causes a WARNING. Call unregister_reboot_notifier() when pci_register_driver() fails.

notifier callback ipr_halt [ipr] already registered WARNING: CPU: 3 PID: 299 at kernel/notifier.c:29 notifier_chain_register+0x16d/0x230 Modules linked in: ipr(+) xhci_pci_renesas xhci_hcd ehci_hcd usbcore led_class gpu_sched drm_buddy video wmi drm_ttm_helper ttm drm_display_helper drm_kms_helper drm drm_panel_orientation_quirks agpgart cfbft CPU: 3 PID: 299 Comm: modprobe Tainted: G W 6.1.0-rc1-00190-g39508d23b672-dirty #332 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.15.0-0-g2dd4b9b3f840-prebuilt.qemu.org 04/01/2014 RIP: 0010:notifier_chain_register+0x16d/0x230 Call Trace:
<TASK>
__blocking_notifier_chain_register+0x73/0xb0 ipr_init+0x30/0x1000 [ipr] do_one_initcall+0xdb/0x480 do_init_module+0x1cf/0x680 load_module+0x6a50/0x70a0
__do_sys_finit_module+0x12f/0x1c0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd

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.

Plugin Details

Severity: Medium

ID: 308715

File Name: unity_linux_UTSA-2026-011117.nasl

Version: 1.1

Type: Local

Family: Unity Linux Local Security Checks

Published: 4/21/2026

Updated: 4/21/2026

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

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-2022-50850

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/UOS-Server/release, Host/UOS-Server/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 4/20/2026

Vulnerability Publication Date: 7/21/2021

Reference Information

CVE: CVE-2022-50850

Detections

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