PT-2026-44484 · Canonical+1 · Ubuntu+1

Published 2026-05-28 · Updated 2026-06-16 · CVE-2026-47335

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Ubuntu Linux version 6.8

Description An issue exists in the handling of AppArmor notifications within SAUCE patches, where a NULL pointer dereference (a situation where the system attempts to read a memory address that is null, leading to a crash) can occur. This can be triggered by an unprivileged local user, potentially resulting in a kernel panic.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

NULL Pointer Dereference

Weakness Enumeration

CWE-476

Related Identifiers

CVE-2026-47335

USN-8373-1

USN-8393-1

USN-8440-1

Affected Products

Linuxmint

Ubuntu

References · 406

• https://ubuntu.com/security/CVE-2026-46000 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23088 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-71101 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-68773 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-68744 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-68372 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23001 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-68808 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-68813 · Vendor Advisory
• https://ubuntu.com/security/CVE-2025-71075 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-46323 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23206 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23054 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23394 · Vendor Advisory
• https://ubuntu.com/security/CVE-2026-23053 · Vendor Advisory