NULL 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.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

No data.

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Vendors Products
References
Link Providers
https://github.com/Samsung/walrus/pull/409 cve-icon cve-icon
History

Tue, 19 May 2026 05:15:00 +0000

Type Values Removed Values Added
Title Denial of Service via Deeply Nested WebAssembly Module in Walrus

Tue, 19 May 2026 03:30:00 +0000

Type Values Removed Values Added
Description NULL 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.
Weaknesses CWE-476
References
Metrics cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H'}
cve-icon MITRE

Status: PUBLISHED

Assigner: samsung.tv_appliance

Published:

Updated: 2026-05-19T02:51:55.651Z

Reserved: 2026-05-19T02:40:40.159Z

Link: CVE-2026-47307

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-19T04:16:31.317

Modified: 2026-05-19T04:16:31.317

Link: CVE-2026-47307

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-19T05:00:11Z