CVE-2025-14098 Avira antivirus engine heap buffer OOB write when scanning a malformed MS-DOS executable file

Heap buffer out-of-bounds write vulnerability due to integer overflow in Avira Antivirus engine when scanning a malformed MS-DOS executable 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...

PT-2026-49046

Name of the Vulnerable Software and Affected Versions Avira Antivirus versions prior to 8.3.70.104 Description A heap buffer out-of-bounds write occurs due to an integer overflow in the antivirus engine when scanning a malformed MS-DOS executable file. This can lead to local execution of code or ...