Detections
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Echo: linux: security update to 6.1.170-1

high Tenable Self-Hosted Container Security Plugin ID 460688

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: netfilter: xt_CT: drop pending
 enqueued packets on template removal Templates refer to objects that can go away while packets are sitting
 in nfqueue refer to: - helper, this can be an issue on module removal. - timeout policy,
 nfnetlink_cttimeout might remove it. The use of templates with zone and event cache filter are safe, since
 this just copies values. Flush these enqueued packets in case the template rule gets removed.
 (CVE-2026-23391)

Solution

Update the linux library and its related packages to version 6.1.170-1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2026-23391

Plugin Details

Severity: High

ID: 460688

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: High

Score: 7.6

Percentile: 98.46

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2026-23391

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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: 5/1/2026

Vulnerability Publication Date: 3/25/2026

Reference Information

CVE: CVE-2026-23391