CVE-2025-7003 Avira antivirus engine heap buffer OOB read when scanning a malformed PDF file (variant 1)

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-2025-7003

CVE-2025-7003 describes a heap buffer out-of-bounds read in the Avira Antivirus engine when scanning malformed PDF files, potentially enabling local code execution or denial-of-service. Affected: Avira Antivirus engine on Windows, macOS, and Linux for builds prior to 8.3.70.56. Exploitation detai...

CVE-2025-7003 Avira antivirus engine heap buffer OOB read when scanning a malformed PDF file (variant 1)

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-2025-7002

CVE-2025-7002 is a heap buffer out-of-bounds read vulnerability in the Avira Antivirus engine when scanning a malformed PDF, potentially allowing local code execution or crashing the antivirus process. Affected products are Avira Antivirus engines on Windows, macOS, and Linux with builds prior to...

CVE-2025-7002 Avira antivirus engine heap buffer OOB read when scanning a malformed PDF file (variant 2)

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-2025-7002 Avira antivirus engine heap buffer OOB read when scanning a malformed PDF file (variant 2)

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...

PT-2026-49008

Name of the Vulnerable Software and Affected Versions Avira Antivirus versions prior to 8.3.70.68 Description A heap buffer out-of-bounds read occurs in the antivirus engine when scanning a malformed PDF file. This issue may lead to local execution of code or a denial-of-service of the engine...

PT-2026-49010

Name of the Vulnerable Software and Affected Versions Avast Antivirus versions prior to VPS 25040308 AVG Antivirus versions prior to VPS 25040308 Norton Antivirus versions prior to VPS 25040308 Avast One versions prior to VPS 25040308 Avast Business Antivirus versions prior to VPS 25040308...

PT-2026-49018

Name of the Vulnerable Software and Affected Versions Avira Antivirus versions prior to 8.3.70.64 Description A null pointer dereference occurs in the antivirus engine when scanning a malformed Windows PE Portable Executable file. This issue can lead to a Denial-of-Service of the antivirus engine...

CVE-2026-6676: Out-of-bounds Write

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...

PT-2026-49047

Name of the Vulnerable Software and Affected Versions Avira Antivirus versions prior to 8.3.70.98 Description A heap buffer out-of-bounds read occurs in the antivirus engine when scanning a malformed Windows PE Portable Executable file. This issue may lead to local execution of code or a...

PT-2026-49014

Name of the Vulnerable Software and Affected Versions Avast Antivirus versions prior to VPS 25021310 AVG Antivirus versions prior to VPS 25021310 Norton Antivirus versions prior to VPS 25021310 Avast One versions prior to VPS 25021310 Avast Business Antivirus versions prior to VPS 25021310...

PT-2026-49009

Name of the Vulnerable Software and Affected Versions Avira Antivirus versions prior to 8.3.70.56 Description A heap buffer out-of-bounds read occurs in the antivirus engine when scanning a malformed PDF file. This issue may lead to local execution of code or a denial-of-service of the engine...

CVE-2025-7011: Out-of-bounds Read

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-2025-7010: Uncontrolled Recursion

Stack overflow vulnerability due to uncontrolled recursion in Avast Antivirus when scanning a malformed PDF file may allow Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus on Windows, macOS, an...

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 ...

PT-2026-49015

Name of the Vulnerable Software and Affected Versions Avast Antivirus versions prior to VPS 25021208 AVG Antivirus versions prior to VPS 25021208 Norton Antivirus versions prior to VPS 25021208 Avast One versions prior to VPS 25021208 Avast Business Antivirus versions prior to VPS 25021208...

PT-2026-49050

Name of the Vulnerable Software and Affected Versions Avira Antivirus versions prior to 8.3.27.12 Description A heap buffer out-of-bounds write occurs in the Avira Antivirus engine when scanning a malformed POSIX tar archive. This flaw may allow local execution of code or a denial-of-service of t...

PT-2026-49048

Name of the Vulnerable Software and Affected Versions Avira Antivirus versions prior to 8.3.70.76 Description A heap buffer out-of-bounds read occurs in the antivirus engine when scanning a malformed PDF file. This issue may lead to local execution of code or a denial-of-service of the engine...

CVE-2025-7004: Out-of-bounds Write

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 ...