CVE-2026-47337 | BDVDB-2026-336399 Detail

CanonicalUbuntu Linux

Description#

Ubuntu Linux 6.8, 6.17 and 7.0 contain SAUCE patches with a possible NULL pointer dereference in the handling of AF_INET/AF_INET6 socket mediation. The bug can be triggered by an unprivileged local user. This can lead to a kernel oops.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact low. Attack vector: local.

Weaknesses#

CWE-476 NULL Pointer Dereference

References#

https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=9f03f0012a2367efae1edb4798f1c5103aeb6cbc

Exploit#

No public exploit known

History#

Version 12026-05-28Record published in the CVE List.

Published

Published: 2026-05-28
Last modified: 2026-05-28

Vendor information

Vendor: Canonical
Product: Ubuntu Linux

All Canonical vulnerabilities

Score

3.3 Low

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 0.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Memory Corruption

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
>= 6.8.0 and < 6.8.0-124.124
Fixed
6.8.0-124.124
Vulnerable
>= 6.17.0 and < 6.17.0-35.35
Fixed
6.17.0-35.35
Vulnerable
>= 7.0.0 and < 7.0.0-22.22
Fixed
7.0.0-22.22

Scoring System

CVSS v4.0

Not available

CVSS v3.1

3.3 Low

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

Metric breakdown
Attack Vector	Local
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	Low

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).