Detections
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Echo: linux: security update to 6.1.187-1

high Tenable Self-Hosted Container Security Plugin ID 458837

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: smc: Use __sk_dst_get() and
 dst_dev_rcu() in smc_clc_prfx_match(). smc_clc_prfx_match() is called from smc_listen_work() and not under
 RCU nor RTNL. Using sk_dst_get(sk)->dev could trigger UAF. Let's use __sk_dst_get() and dst_dev_rcu().
 Note that the returned value of smc_clc_prfx_match() is not used in the caller. (CVE-2025-40168)

Solution

Update the linux library and its related packages to version 6.1.187-1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2025-40168

Plugin Details

Severity: High

ID: 458837

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 57.52

CVSS v2

Risk Factor: High

Base Score: 7.6

Temporal Score: 5.6

Vector: CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2025-40168

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

Vector: CVSS:3.0/AV:N/AC:H/PR:N/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: 11/13/2025

Vulnerability Publication Date: 11/12/2025

Reference Information

CVE: CVE-2025-40168