The socket connection handler in aswArPot.sys in the Avast and AVG Windows Anti Rootkit driver before 22.1 allows local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and OS crash) due to a double fetch vulnerability at aswArPot+0xc4a3.

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Fixes

Solution

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Workaround

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History

Fri, 08 May 2026 20:30:00 +0000

Type Values Removed Values Added
Title Local Kernel‑Mode Code Execution via Double‑Fetch in Avast/AVG Anti‑Rootkit Driver

Fri, 08 May 2026 16:00:00 +0000

Type Values Removed Values Added
Title Local Kernel‑Mode Code Execution via Double‑Fetch in Avast/AVG Anti‑Rootkit Driver
Weaknesses CWE-416
CWE-84

Fri, 08 May 2026 15:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-367
Metrics cvssV3_1

{'score': 7.8, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Fri, 08 May 2026 06:45:00 +0000

Type Values Removed Values Added
Title Local Kernel‑Mode Code Execution via Double‑Fetch in Avast/AVG Anti‑Rootkit Driver
Weaknesses CWE-416
CWE-84

Fri, 08 May 2026 05:00:00 +0000

Type Values Removed Values Added
Description The socket connection handler in aswArPot.sys in the Avast and AVG Windows Anti Rootkit driver before 22.1 allows local attackers to execute arbitrary code in kernel mode or cause a denial of service (memory corruption and OS crash) due to a double fetch vulnerability at aswArPot+0xc4a3.
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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-05-08T14:29:11.603Z

Reserved: 2022-03-07T00:00:00.000Z

Link: CVE-2022-26522

cve-icon Vulnrichment

Updated: 2026-05-08T14:28:37.497Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-08T05:16:08.893

Modified: 2026-05-08T16:02:14.343

Link: CVE-2022-26522

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-08T20:15:15Z

Weaknesses