CVE-2026-34943

medium Red Hat
CVSS v3 Base Score
5.0
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L
Attack Characteristics
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Confidentiality
None
Integrity
None
Availability
Low
Published: April 9, 2026 (34 days ago)
Last Modified: April 9, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in Wasmtime, a runtime for WebAssembly. A malicious guest can exploit an issue where a flags-typed component model value, containing unexpected bit settings, causes the host system to panic during processing. This vulnerability can lead to a Denial of Service (DoS), rendering the host system unresponsive.

CWE

CWE-1287

Affected Products

Red Hat Connectivity Link 1Red Hat Enterprise Linux 10

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 github.com