Medium severity · published Jun 12, 2026
CVE-2025-7018
Avira antivirus engine null pointer dereference when scanning a malformed PE file
5.5
CVSS
0.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 1% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AA
Avira Antivirus · Gen Digital
before 8.3.70.64 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-7018
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-7018
www.gendigital.com
https://www.gendigital.com/us/en/contact-us/security-advisories/
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