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Echo: linux: security update to 6.1.159-1

medium Tenable Self-Hosted Container Security Plugin ID 460050

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: net: sched: act_connmark: initialize
 struct tc_ife to fix kernel leak In tcf_connmark_dump(), the variable 'opt' was partially initialized
 using a designatied initializer. While the padding bytes are reamined uninitialized. nla_put() copies the
 entire structure into a netlink message, these uninitialized bytes leaked to userspace. Initialize the
 structure with memset before assigning its fields to ensure all members and padding are cleared prior to
 beign copied. (CVE-2025-40279)

Solution

Update the linux library and its related packages to version 6.1.159-1 or later.

See Also

https://advisory.echohq.com/cve/CVE-2025-40279

Plugin Details

Severity: Medium

ID: 460050

Version: Revision 1.1

Type: Local

Published: 10/2/2026

Updated: 10/2/2026

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.42

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.4

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

CVSS Score Source: CVE-2025-40279

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:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 12/7/2025

Vulnerability Publication Date: 12/6/2025

Reference Information

CVE: CVE-2025-40279