CVE-2022-26522: High severity Avast Windows Anti Rootkit driver (aswArPot.sys) vulnerability

Published May 8, 2026
·
Updated

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.

Affected Software

2 affected components
Avast Windows Anti Rootkit driver (aswArPot.sys)<22.1
AVG Windows Anti Rootkit driver (aswArPot.sys)<22.1

Event History

Nov 23, 2024
News Published
via BleepingComputer·03:07 PM
News Published
via BleepingComputer·09:06 PM
May 8, 2026
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·05:16 AM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the severity of CVE-2022-26522?

CVE-2022-26522 is classified as a high severity vulnerability due to its potential for arbitrary code execution in kernel mode.

2

How do I fix CVE-2022-26522?

To mitigate CVE-2022-26522, users should update their Avast or AVG Windows Anti Rootkit driver to version 22.1 or later.

3

Who is affected by CVE-2022-26522?

CVE-2022-26522 affects users running Avast or AVG Windows Anti Rootkit drivers prior to version 22.1.

4

What types of attacks are possible with CVE-2022-26522?

CVE-2022-26522 can allow local attackers to execute arbitrary code or cause a denial of service through memory corruption.

5

When was CVE-2022-26522 disclosed?

CVE-2022-26522 was disclosed in early 2022, impacting specific versions of the Avast and AVG products.

Contact

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