Vulnerability Report

CVE-2026-47336

Title: Ubuntu Linux Kernel Uninitialized Variable Use

Info Disclosure

Proof Of Concept

No public PoC currently indexed for CVE-2026-47336.

CWE Category CWE-457

Published Date May 28, 2026

Modified Date May 29, 2026

Exploit Status Not Found

Score 3.3 CVSS v3.1

Exploit Probability (EPSS)

0.09%

Vulnerability Summary

CVE-2026-47336: 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.

Impacted Vendors

ubuntu 1

canonical 1

Reference Links

https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=f37c6a70fe7b435322c334554002809a4e7b7293

CVSS v3.1

Source Entity [email protected]

Severity LOW

3.3

Attack Vector

LOCAL

Complexity

LOW

Privileges

N/A

Interaction

NONE

Confidentiality

N/A

Integrity

N/A

Availability

N/A

Scope

UNCHANGED

RAW VECTOR CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-47336 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

May 29, 2026 MODIFIED

Vulnerability data updated via NVD.

May 29, 2026 MODIFIED

Vulnerability data updated via NVD.

May 28, 2026 MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector LOCAL

Complexity LOW

Privileges N/A

Interaction NONE

CVSS Vector String


                                    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected Stack

No specific products linked.