Echo: linux: security update to 6.8.9-1

medium Tenable Cloud Security Plugin ID 459073

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

- In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix NULL domain on device
release In the kdump kernel, the IOMMU operates in deferred_attach mode. In this mode, info->domain may
not yet be assigned by the time the release_device function is called. It leads to the following crash in
the crash kernel: BUG: kernel NULL pointer dereference, address: 000000000000003c ... RIP:
0010:do_raw_spin_lock+0xa/0xa0 ... _raw_spin_lock_irqsave+0x1b/0x30 intel_iommu_release_device+0x96/0x170
iommu_deinit_device+0x39/0xf0 __iommu_group_remove_device+0xa0/0xd0 iommu_bus_notifier+0x55/0xb0
notifier_call_chain+0x5a/0xd0 blocking_notifier_call_chain+0x41/0x60 bus_notify+0x34/0x50
device_del+0x269/0x3d0 pci_remove_bus_device+0x77/0x100 p2sb_bar+0xae/0x1d0 ... i801_probe+0x423/0x740 Use
the release_domain mechanism to fix it. The scalable mode context entry which is not part of release
domain should be cleared in release_device(). (CVE-2024-27079)

Solution

Update the linux library and its related packages to version 6.8.9-1 or later.

Plugin Details

Severity: Medium

ID: 459073

Version: Revision 1.1

Type: Local

Family: Echo Local Security Checks

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

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-2024-27079

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/15/2025

Vulnerability Publication Date: 5/1/2024

Reference Information

CVE: CVE-2024-27079

Detections

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