CVE-2025-7018 - CVE House

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Status published Medium CVE-2025-7018

Avira antivirus engine null pointer dereference when scanning a malformed PE file

5.5 CVSS

Vulnerability Description

Null pointer dereference vulnerability in Avira Antivirus engine when scanning a malformed Windows PE file may allow Denial-of-Service of the antivirus engine process. This issue affects Avira Antivirus on Windows, macOS, and Linux for engine builds before 8.3.70.64.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Mike Zhang, an independent security researcher

References

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

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Affected Vendor

Gen Digital

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Affected Software

Avira Antivirus

Vulnerable Versions:

0

Timeline

Official Publish: June 12th, 2026

Last Modified: June 15th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1499 Endpoint Denial of Service

T1499.004 Application or System Exploitation

T1489 Service Stop

T1203 Exploitation for Client Execution

T1190 Exploit Public-Facing Application