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Attributed metadata history

Δ / VULNERABILITY RECORD

CVE-2025-7009.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSHIGH / 7.8CVSS 3.1 · security@nortonlifelock.com
EXPLOITATION STATUSNo cached KEV assertionThe local KEV cache may be unavailable or incomplete; this does not establish absence of exploitation.
RECORD STATUSDeferredModified Oct 07, 2026

Disclosure summary

Heap buffer out-of-bounds read vulnerability in Avast Antivirus when scanning a malformed Windows PE file may allow Local Execution of Code or Denial-of-Service of the antivirus process. This issue affects Avast Antivirus, AVG Antivirus, Norton Antivirus, Avast One, and Avast Business Antivirus on Windows, macOS, and Linux for virus definition builds before VPS 25021310. The affected scanning logic is delivered through a shared Gen Digital virus definition update stream. The same stream feeds the consumer antivirus products listed in this advisory and other Gen Digital products that embed the same engine. Mitigation flows through this update channel; installations at or above the listed build are not vulnerable regardless of which product consumes the stream.

Source-reported weakness categories

CWE-125

Source-specific records & product guidance

Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.

NIST NVD · NVD-CVE-2025-7009

Open original source · Updated Oct 07, 2026

Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.

Original records & references

GitHub repository matches

Repository matches are links and GitHub-supplied metadata only. They are not verified working proof-of-concept code. Each supported query is bounded to ten pages and at most 1,000 indexed results. This is not a complete index of GitHub or public exploit research. Coverage can also be limited by provider availability, rate limits, rejected metadata, incomplete search results, manual review, and the recorded refresh time.

0 reviewed associations0 unverified candidates

No stored repository matches

Repository discovery has not recorded an update for this CVE yet.

Discovery progress

0 of 3 discovery queries finished. GitHub returned 0 indexed results; 0 malformed or disallowed results were rejected.

No discovery update has been recorded for this CVE.

View all 0 stored repository matches

PUBLISHED 2026-06-12T22:16:48+00:00
MODIFIED 2026-10-07T08:10:00+00:00
INGESTED 2026-10-11T00:25:11+00:00