CVE-2026-19380

A vulnerability was identified in Mullvad wireguard.sys 0.10.1. The affected element is the function AdapterState of the component IOCTL Handler. Such manipulation leads to improper update of reference count. Local access is required to approach this attack. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.

CVSS v3 2.3 LOW
CVSS v2.0 1.4 LOW

2.3^/10

CVSS v3 : LOW

Vector :

Exploitability : 0.8 / Impact : 1.4

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

1.4^/10

CVSS v2.0 : LOW

Vector : AV:L/AC:L/Au:M/C:N/I:N/A:P

Exploitability : 2.5 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication MULTIPLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://drive.google.com/file/d/1LN68wxIx_2EI4IBVq13UlP4G1aqyz--x/view?usp=sharing
https://vuldb.com/cve/CVE-2026-19380
https://vuldb.com/submit/866726
https://vuldb.com/vuln/387273
https://vuldb.com/vuln/387273/cti

Configurations

No configuration.

History

23 Oct 2026, 20:10

Type	Values Removed	Values Added
Summary		(es) Una vulnerabilidad fue identificada en Mullvad wireguard.sys 0.10.1. El elemento afectado es la función AdapterState del componente Gestor IOCTL. Dicha manipulación conduce a una actualización incorrecta del contador de referencias. Se requiere acceso local para llevar a cabo este ataque. El exploit está disponible públicamente y podría ser utilizado. El proveedor fue contactado con antelación sobre esta divulgación.

Information

Published : 2026-08-10 01:16

Updated : 2026-10-23 20:10

NVD link : CVE-2026-19380

Mitre link : CVE-2026-19380

CVE.ORG link : CVE-2026-19380

JSON object : View

Products Affected

No product.

CWE

CWE-664

Improper Control of a Resource Through its Lifetime

CWE-911

Improper Update of Reference Count

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