CVE-2025-9033

Heap buffer out-of-bounds read vulnerability in Avira Antivirus engine when scanning a malformed PDF file may allow Local Execution of Code or Denial-of-Service of the antivirus engine process. This issue affects Avira Antivirus on Windows, macOS, and Linux for engine builds before 8.3.70.76.

Score

CVSS 3.1 7.8 High

Status

Deferred - security@nortonlifelock.com

Published

2026-06-12

Last modified

2026-06-15

Weaknesses

CWE-125

Affected products

• Avira Antivirus (Gen Digital)

References

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