Security Updates for Microsoft Office Products (June 2026) (macOS)

The version of Microsoft Office for Mac installed on the remote host is affected by multiple vulnerabilities as referenced in the june-16-2026 advisory. - Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally. CVE-2026-44819, CVE-2026-44824,...

EUVD-2026-36631

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, and Linux for engine builds before...

EUVD-2025-210136

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...

EUVD-2025-210135

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...

EUVD-2025-210131

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 Linux for engine builds before...

EUVD-2025-210122

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 8.3.70.68...

EUVD-2025-210127

Heap buffer out-of-bounds read vulnerability in Avast Antivirus when scanning a malformed Windows PE file with .NET metadata may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast...

EUVD-2025-210123

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 8.3.70.56...

CVE-2026-6676

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, and Linux for engine builds before...

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...

CVE-2025-9032

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 Linux for engine builds before 8.3.70....

CVE-2025-14098

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...

CVE-2025-7011

Heap out-of-bounds read vulnerability in Avast Antivirus when scanning a malformed zip file containing XML may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus ...

CVE-2025-7017

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 Linux for engine builds before...

CVE-2025-7004

Heap buffer out-of-bounds write vulnerability in Avast Antivirus when scanning a malformed Windows PE file may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus ...

CVE-2025-7003

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 8.3.70.56...

CVE-2025-7008

Heap buffer out-of-bounds read vulnerability in Avast Antivirus when scanning a malformed Windows PE file with .NET metadata may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast...

CVE-2025-7002

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 8.3.70.68...

CVE-2026-6676 Avira antivirus engine heap buffer OOB write when scanning a malformed POSIX tar archive

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, and Linux for engine builds before...

CVE-2026-6676 Avira antivirus engine heap buffer OOB write when scanning a malformed POSIX tar archive

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, and Linux for engine builds before...