CVE-2022-26522

State: Published
Severity: 7.8 High
Published: May 8, 2026
Updated: May 8, 2026
Reserved: Mar 7, 2022

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.

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-367 Time-of-check Time-of-use (TOCTOU) Race Condition

Affected Products

Product	Versions
n/an/a	n/aAffected

References

https://www.avast.com/bug-bounty
https://www.sentinelone.com/labs/vulnerabilities-in-avast-and-avg-put-millions-at-risk/

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