Google: sys-kernel/cchost-kernel-6_12, sys-kernel/csql-kernel-6_12: security update to 19506.120.44

medium Tenable Self-Hosted Container Security Plugin ID 472514

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: nf_conntrack_expect: skip
expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to
e77e6ff502ea ("netfilter: conntrack: do not dump other netns's conntrack entries via proc").
(CVE-2026-31496)

Solution

Update the sys-kernel/cchost-kernel-6_12 library and its related packages to version 19506.120.44 or later.

Plugin Details

Severity: Medium

ID: 472514

Version: Revision 1.1

Type: Local

Family: Google COS Security Checks

Published: 10/3/2026

Updated: 10/3/2026

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.71

Vendor

Vendor Severity: LOW

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-2026-31496

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

Vulnerability Publication Date: 4/22/2026

Reference Information

CVE: CVE-2026-31496

Detections

Analytics