CVE-2025-7006
MEDIUMDescription
Use of stack memory after free vulnerability in Avast Antivirus when scanning a malformed Windows PE file may allow Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus on Windows, macOS, and Linux for virus definition builds before VPS 25022500. The affected scanning logic is delivered through a shared Gen Digital virus definition update stream. The same stream feeds the consumer antivirus products listed in this advisory and other Gen Digital products that embed the same engine. Mitigation flows through this update channel; installations at or above the listed build are not vulnerable regardless of which product consumes the stream.
How to fix
No published remediation has been found for this vulnerability's affected products yet.
Mitigation guidance may be in the linked vendor advisories in the References section below.
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CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Exploit Intelligence
Low risk: more likely to be exploited than 2% of all known CVEs.
References
Related Vulnerabilities
Other CWE-590 vulnerabilities, ordered by exploit likelihood. View all
| CVE | Severity | CVSS | EPSS | Exploited | Fix |
|---|---|---|---|---|---|
| CVE-2020-6016 | Critical | 9.8 | 5.8% | - | Fix |
| CVE-2022-31625 | High | 8.1 | 3.7% | - | Fix |
| CVE-2021-42377 | Critical | 9.8 | 3.4% | - | Fix |
| CVE-2022-31627 | High | 7.7 | 2.0% | - | Fix |
| CVE-2023-25565 | High | 7.5 | 1.1% | - | Fix |
| CVE-2025-32911 | Critical | 9.0 | 0.9% | - | Fix |
Common questions
How do I fix CVE-2025-7006?
No published fix for CVE-2025-7006 has been found yet. Check the linked vendor advisories for guidance as it becomes available.
Is CVE-2025-7006 being actively exploited?
Not that we know of. CVE-2025-7006 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.11% is the estimated probability that it will be exploited in the next 30 days. That is higher than 2% of all scored CVEs.
How severe is CVE-2025-7006?
CVE-2025-7006 has a CVSS v3 base score of 5.5, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-15.