CVE-2026-47307

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Summary

CVECVE-2026-47307
StatePUBLISHED
Assignersamsung.tv_appliance
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-19 04:16:31 UTC
Updated2026-06-02 18:51:57 UTC
DescriptionNULL pointer dereference vulnerability in Samsung Open Source Walrus allows an attacker to cause a denial of service via a crafted WebAssembly module containing deeply nested instructions. This issue affects Walrus: f339b8ee4ea701772e8ae640b3d1b12ac02b1ae9.

Risk And Classification

Primary CVSS: v3.1 7.5 HIGH from [email protected]

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

EPSS: 0.000190000 probability, percentile 0.053020000 (date 2026-06-02)

Problem Types: CWE-476 | CWE-476 CWE-476 NULL pointer dereference

VersionSourceTypeScoreSeverityVector
3.1[email protected]Primary7.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.1[email protected]Secondary5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
3.1CNACVSS5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Application Samsung Walrus 2026-04-27 All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Samsung Open Source Walrus affected f339b8ee4ea701772e8ae640b3d1b12ac02b1ae9 Not specified

References

ReferenceSourceLinkTags
github.com/Samsung/walrus/pull/409 [email protected] github.com Patch, Issue Tracking
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Sebastián Alba Vives (en)

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