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+0xbb94.

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Fixes

Solution

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Workaround

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History

Fri, 08 May 2026 21:00:00 +0000

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

Fri, 08 May 2026 15:30:00 +0000

Type Values Removed Values Added
Title Kernel-Mode Arbitrary Code Execution via Double Fetch in Avast and AVG Anti Rootkit Driver
Weaknesses CWE-269
CWE-362

Fri, 08 May 2026 14:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-400
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L'}

ssvc

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


Fri, 08 May 2026 07:15:00 +0000

Type Values Removed Values Added
Title Kernel-Mode Arbitrary Code Execution via Double Fetch in Avast and AVG Anti Rootkit Driver
Weaknesses CWE-269
CWE-362

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+0xbb94.
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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-05-08T14:07:59.984Z

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

Link: CVE-2022-26523

cve-icon Vulnrichment

Updated: 2026-05-08T14:07:55.740Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-05-08T05:16:09.033

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

Link: CVE-2022-26523

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-08T20:45:16Z

Weaknesses