---
id: CVE-2026-47336
title: >-
  Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an
  uninitialized variable in AppArmor AF_INET/AF_INET6 socket mediation code
summary: >-
  Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an
  uninitialized variable in AppArmor AF_INET/AF_INET6 socket mediation code. The
  bug can be triggered by an unprivileged local user and could result in
  incorrect fine-graine…
severity: low
cvss: 3.3
cvssVector: 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N'
cwe:
  - CWE-457
vendor: canonical
product: ubuntu_linux
affected:
  - ubuntu_linux = 6.8
published: '2026-05-28'
updated: '2026-10-14'
sourceUpdated: '2026-10-14T20:10:00.190'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-47336'
references:
  - url: >-
      https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=f37c6a70fe7b435322c334554002809a4e7b7293
    label: security@ubuntu.com
tags:
  - nvd
epss: 0.00132
epssPercentile: 0.02434
ingestedAt: '2026-10-14T20:53:12.342Z'
---

## Overview

Ubuntu Linux 6.8 contains SAUCE patches with a possible use of an uninitialized variable in AppArmor AF_INET/AF_INET6 socket mediation code. The bug can be triggered by an unprivileged local user and could result in incorrect fine-grained mediation of network sockets.

## Affected

- `ubuntu_linux = 6.8`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.