CVE-2025-7007

Antivirus process crash via malformed PE scanning

Published Dec 1, 2025 · Updated Dec 1, 2025

Null pointer dereference in Avast Antivirus 16.0.0 for macOS and 3.0.3 for Linux allows local users to crash the antivirus process. The scan engine dereferences a null pointer while parsing a malformed Windows PE file; Avast has not disclosed the affected parser or function. Triggering the crash requires low-privileged local access and user interaction to submit the file for scanning, interrupting antivirus protection.

CVSS severity7.5
High
EPSS probability0.11%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Null pointer dereference in Avast Antivirus 16.0.0 for macOS and 3.0.3 for Linux allows local users to crash the antivirus process. The scan engine dereferences a null pointer while parsing a malformed Windows PE file; Avast has not disclosed the affected parser or function. Triggering the crash requires low-privileged local access and user interaction to submit the file for scanning, interrupting antivirus protection.

The record

CVE
CVE-2025-7007
Published
Dec 1, 2025
Updated
Dec 1, 2025
Vendor
Avast
Product
Avast Antivirus
Classifications
CWE-476, CAPEC-184, T1499.004
Attack vector
local
Privileges
authenticated

Timeline

How it unfolded

  1. Dec 1, 2025CVE publishedPublication date reported by the CVE source.
  2. Dec 1, 2025Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=16.0.0
  2. Affected versionversion=3.0.3

What conditions does exploitation require?

Attack vectorlocal
Required privilegesauthenticated

What is affected?

Avast · Avast Antivirusversion=16.0.0; version=3.0.3

Published CVSS scores

7.5NortonLifeLock Inc.CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorlocal
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-476NULL Pointer Dereference
CAPEC-184Software Integrity Attack
T1499.004Application or System Exploitation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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