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Avira Antivirus — Vulnerabilities & Security Advisories 9

All 9 CVE vulnerabilities found in Avira Antivirus, with AI-generated Chinese analysis, references, and POCs.

Vendor: Gen Digital

CVE IDTitleCVSSSeverityPublished
CVE-2026-6676 Avira antivirus engine heap buffer OOB write when scanning a malformed POSIX tar archive CWE-787 7.8 High2026-06-12
CVE-2025-14098 Avira antivirus engine heap buffer OOB write when scanning a malformed MS-DOS executable file CWE-787 7.8 High2026-06-12
CVE-2025-9033 Avira antivirus engine heap buffer OOB read when scanning a malformed PDF file (variant 3) CWE-125 7.8 High2026-06-12
CVE-2025-9032 Avira antivirus engine heap buffer OOB read when scanning a malformed PE file CWE-125 7.8 High2026-06-12
CVE-2025-7018 Avira antivirus engine null pointer dereference when scanning a malformed PE file CWE-476 5.5 Medium2026-06-12
CVE-2025-7017 Avira antivirus engine heap buffer OOB read when scanning a malformed Windows MSI file CWE-125 7.8 High2026-06-12
CVE-2025-7003 Avira antivirus engine heap buffer OOB read when scanning a malformed PDF file (variant 1) CWE-125 7.8 High2026-06-12
CVE-2025-7002 Avira antivirus engine heap buffer OOB read when scanning a malformed PDF file (variant 2) CWE-125 7.8 High2026-06-12
CVE-2025-8351 Avira antivirus engine heap buffer OOB read when scanning a malformed file CWE-122 7.8 High2025-12-01

All 9 known CVE vulnerabilities affecting Avira Antivirus with full Chinese analysis, references, and POCs where available.