Description
A time-of-check time-of-use (TOCTOU) condition in the ad_flush function in Netatalk 3.0.0 through 4.4.2 involves root-privileged file operations, which may allow a remote attacker to cause limited data modification under specific race conditions.
Published: 2026-05-21
Score: 3.7 Low
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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References
History

Thu, 21 May 2026 13:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 21 May 2026 10:45:00 +0000

Type Values Removed Values Added
First Time appeared Netatalk
Netatalk netatalk
Vendors & Products Netatalk
Netatalk netatalk

Thu, 21 May 2026 09:00:00 +0000

Type Values Removed Values Added
Description A time-of-check time-of-use (TOCTOU) condition in the ad_flush function in Netatalk 3.0.0 through 4.4.2 involves root-privileged file operations, which may allow a remote attacker to cause limited data modification under specific race conditions.
Title TOCTOU with root privilege in ad_flush
Weaknesses CWE-367
References
Metrics cvssV3_1

{'score': 3.7, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N'}


Subscriptions

Netatalk Netatalk
cve-icon MITRE

Status: PUBLISHED

Assigner: securin

Published:

Updated: 2026-05-21T12:50:33.383Z

Reserved: 2026-05-05T07:25:36.674Z

Link: CVE-2026-7837

cve-icon Vulnrichment

Updated: 2026-05-21T12:50:30.086Z

cve-icon NVD

Status : Deferred

Published: 2026-05-21T09:16:30.803

Modified: 2026-06-17T11:03:01.487

Link: CVE-2026-7837

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-21T10:30:08Z

Weaknesses