What is CVE-2026-47336?

CVE-2026-47336 is a low-severity vulnerability in Canonical Ubuntu Linux, classified under CWE-457. CVSS score: 3.3/10. Published 2026-05-28.

How severe is CVE-2026-47336?

Low severity. CVSS v3 base score is 3.3 out of 10.

Vulnerability in Canonical Ubuntu Linux

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…

EPSS: 0.000 (2.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.

Affected products

Canonical Ubuntu Linux — versions 6.8.0
Canonical Ubuntu_linux — versions 6.8

Weakness classification (CWE)

CWE-457

References

security@ubuntu.com (patch, Broken Link)

Frequently asked questions

What is CVE-2026-47336?: CVE-2026-47336 is a low-severity vulnerability in Canonical Ubuntu Linux, classified under CWE-457. CVSS score: 3.3/10. Published 2026-05-28.
How severe is CVE-2026-47336?: Low severity. CVSS v3 base score is 3.3 out of 10.