Avast AVG Windows Anti Rootkit Driver up to 22.0 Socket Connection aswArPot.sys memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Avast AVG Windows Anti Rootkit Driver up to 22.0. This issue affects some unknown processing in the library aswArPot.sys of the component Socket Connection Handler. Executing a manipulation can lead to memory corruption. The identification of this vulnerability is CVE-2022-26522. The attack can only be executed locally. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Avast AVG Windows Anti Rootkit Driver up to 22.0. It has been declared as critical. This vulnerability affects some unknown functionality in the library aswArPot.sys of the component Socket Connection Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is available at avast.com. This vulnerability was named CVE-2022-26522 since 03/07/2022. The exploitation appears to be easy. Local access is required to approach this attack. Technical details are known, but there is no available exploit.

Upgrading to version 22.1 eliminates this vulnerability.

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Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.8
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.8
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: AVG Windows Anti Rootkit Driver 22.1

Timelineinfo

03/07/2022 CVE reserved
05/08/2026 +1522 days Advisory disclosed
05/08/2026 +0 days VulDB entry created
05/08/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: avast.com
Status: Confirmed

CVE: CVE-2022-26522 (🔒)
GCVE (CVE): GCVE-0-2022-26522
GCVE (VulDB): GCVE-100-362014

Entryinfo

Created: 05/08/2026 07:34
Changes: 05/08/2026 07:34 (57)
Complete: 🔍
Cache ID: 216::103

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