Security Advisory

CVE-2026-6676

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-06-12 22:16:27

Last updated 2026-06-15 18:01:27

Assigner GEN

CVSS score 7.8

State PUBLISHED

Description

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 8.3.27.12.

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