High severity7.8NVD Advisory· Published Dec 1, 2025· Updated Jun 12, 2026
CVE-2025-8351
CVE-2025-8351
Description
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, and Linux for engine builds before 8.3.70.98.
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Patches
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References
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