CVE-2026-47307
Samsung Open Source Walrus Null Pointer Dereference Denial of Service Vulnerability
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.
INFO
Published Date :
May 19, 2026, 4:16 a.m.
Last Modified :
June 2, 2026, 6:51 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | ca193ba2-0cff-4e34-b04e-1ea07103c6fe | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] |
Solution
- Update Samsung Open Source Walrus to a patched version.
- Avoid processing untrusted WebAssembly modules.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-47307.
| URL | Resource |
|---|---|
| https://github.com/Samsung/walrus/pull/409 | Patch Issue Tracking |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-47307 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-47307
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-47307 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-47307 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Jun. 02, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Added CPE Configuration OR *cpe:2.3:a:samsung:walrus:2026-04-27:*:*:*:*:*:*:* Added Reference Type Samsung TV & Appliance: https://github.com/Samsung/walrus/pull/409 Types: Issue Tracking, Patch -
New CVE Received by [email protected]
May. 19, 2026
Action Type Old Value New Value 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. Added CVSS V3.1 AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Added CWE CWE-476 Added Reference https://github.com/Samsung/walrus/pull/409