Vulnerability

CVE-2026-47327

Low· 3.3CVSS3.3EPSS0%

.rules3/5

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

Threat signal

33/100

Guarded

Severity

low

CVSS

3.3

EPSS

Active

CVSS

v3.1via NVDOpen in FIRST calculator →

3.3/ 10LOWCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Attack VectorLocalRequires local access — shell, console, or local app.
Attack ComplexityLowNo special conditions — exploit works reliably.
Privileges RequiredLowStandard user privileges sufficient.
User InteractionNoneFully automated — no victim action needed.
ScopeUnchangedImpact contained to the vulnerable component.
Confidentiality ImpactNoneNo confidentiality impact.
Integrity ImpactNoneNo integrity impact.
Availability ImpactLowReduced performance / interruptions.

EPSS

Exploit prediction · 30-day horizonFIRST.org →

0.09%

probability of exploitation in next 30 days

higher than 1% of all CVEs

6-day trend↑ 0.1pp

Low exploitation likelihood — defer if no other signals fire.

Vendor VEX

No VEX statements published for CVE-2026-47327. Vendors publish VEX (Vulnerability Exploitability eXchange) to assert per-product whether a CVE is actually exploitable in their distribution.

SSVCDefer

No exploitation, limited impact or prevalence

exploitation: none
automatable: no
impact: partial
mission: support

Lifecycle

2026-05-28Published
2026-06-02Vendor advisory · ubuntuUSN-8371-1 — Linux kernel vulnerabilities
2026-06-02Vendor advisory · ubuntuUSN-8373-1 — Linux kernel vulnerabilities
2026-06-02Vendor advisory · ubuntuUSN-8374-1 — Linux kernel vulnerabilities
2026-06-04Vendor advisory · ubuntuUSN-8393-1 — Linux kernel (Azure FIPS) vulnerabilities
2026-06-09Last modified1 source
2026-06-16Vendor advisory · ubuntuUSN-8440-1 — Linux kernel (Azure) vulnerabilities

Entity graph

7 nodes · 6 edges · click to pivot

CVEActorVendor advisoryIOCNews

Vendor advisories

References

https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/noble/commit/?id=7f3c4902c39432ce7ea0d384cb70eba282247fac

No source-event history recorded yet. New revisions will appear here as ingestors re-fetch this CVE.