Gen Digital Avira Antivirus vulnerabilities
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Published CVEs affecting Gen Digital Avira Antivirus: 9 record(s), with affected versions and fixes.
CVE-2026-6676
High · 7.8
CWE-787 Jun 12, 2026
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 8.3.27.12.
CVE-2025-9033
High · 7.8
CWE-125 Jun 12, 2026
Avira antivirus engine heap buffer OOB read when scanning a malformed PDF file (variant 3)
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 8.3.70.76.
CVE-2025-9032
High · 7.8
CWE-125 Jun 12, 2026
Avira antivirus engine heap buffer OOB read when scanning a malformed PE file
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 8.3.70.98.
CVE-2025-14098
High · 7.8
CWE-190 Jun 12, 2026
Avira antivirus engine heap buffer OOB write when scanning a malformed MS-DOS executable file
Heap buffer out-of-bounds write vulnerability due to integer overflow in Avira Antivirus engine when scanning a malformed MS-DOS executable 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 8.3.70.104.
CVE-2025-7018
Medium · 5.5
CWE-476 Jun 12, 2026
Avira antivirus engine null pointer dereference when scanning a malformed PE file
Null pointer dereference vulnerability in Avira Antivirus engine when scanning a malformed Windows PE file may allow Denial-of-Service of the antivirus engine process.
This issue affects Avira Antivirus on Windows, macOS, and Linux for engine builds before 8.3.70.64.
CVE-2025-7017
High · 7.8
CWE-125 Jun 12, 2026
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 8.3.70.56.
CVE-2025-7003
High · 7.8
CWE-125 Jun 12, 2026
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
High · 7.8
CWE-125 Jun 12, 2026
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-2025-8351
High · 7.8
CWE-122 Dec 1, 2025
Avira antivirus engine heap buffer OOB read when scanning a malformed file
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.