Avira Antivirus vulnerabilities

8 known vulnerabilities in Avira Antivirus from Gen Digital. 8 are rated high or critical. Each entry lists the affected versions and the release that fixes it, where the vendor has published one.

Latest first

• 7.8 High severity

  Avira Antivirus: Out-of-bounds Write

  CVE-2026-6676Jun 12, 2026Gen Digital

  Heap buffer out-of-bounds write vulnerability in Avira Antivirus engine when scanning a malformed POSIX tar archive may allow Local Execution of Code or Denial-of-Service of the antivirus engine process. This issue affects Avira Antivirus on Windows, macOS, an

• 7.8 High severity

  Avira Antivirus: Out-of-bounds Read

  CVE-2025-9033Jun 12, 2026Gen Digital

  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 fo

• 7.8 High severity

  Avira Antivirus: Out-of-bounds Read

  CVE-2025-9032Jun 12, 2026Gen Digital

  Heap buffer out-of-bounds read vulnerability in Avira Antivirus engine when scanning a malformed Windows PE 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 L

• 7.8 High severity

  Avira Antivirus: Integer Overflow or Wraparound

  CVE-2025-14098Jun 12, 2026Gen Digital

  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 An

• 7.8 High severity

  Avira Antivirus: Out-of-bounds Read

  CVE-2025-7017Jun 12, 2026Gen Digital

  Heap buffer out-of-bounds read vulnerability in Avira Antivirus engine when scanning a malformed Windows MSI 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

• 7.8 High severity

  Avira Antivirus: Out-of-bounds Read

  CVE-2025-7003Jun 12, 2026Gen Digital

  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 fo

• 7.8 High severity

  Avira Antivirus: Out-of-bounds Read

  CVE-2025-7002Jun 12, 2026Gen Digital

  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 fo

• 7.8 High severity

  Avira Antivirus: Heap-based Buffer Overflow

  CVE-2025-8351Dec 1, 2025Gen Digital

  Heap-based Buffer Overflow, Out-of-bounds Read vulnerability in Avira Antivirus engine when scanning a malformed file may allow Local Execution of Code or Denial-of-Service of the antivirus engine process. This issue affects Avira Antivirus on Windows, macOS,