EUVD-2025-210134

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-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-2025-7018

CVE-2025-7018 is a null pointer dereference in Avira Antivirus engine when scanning malformed Windows PE files, potentially causing Denial-of-Service of the antivirus engine process. Affected product: Avira Antivirus across Windows, macOS, and Linux, with vulnerable engine builds prior to 8.3.70....

CVE-2025-7017 Avira antivirus engine heap buffer OOB read when scanning a malformed Windows MSI file

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-2025-7017

Affected product: Avira Antivirus engine. Vulnerability: heap buffer out-of-bounds read when scanning a malformed Windows MSI file. Root cause: out-of-bounds heap read in the engine (details not provided beyond the description). Impact: local code execution or denial-of-service of the antivirus e...

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...

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-2016-10402: Improper Restriction of Operations within the Bounds of a Memory Buffer

Avira Antivirus engine versions before 8.3.36.60 allow remote code execution as NT AUTHORITY\SYSTEM via a section header with a very large relative virtual address in a PE file, causing an integer overflow and heap-based buffer underflow...