CVE-2026-44060

Integer underflow in dsi_writeinit() leads to denial of service

Published May 21, 2026 CVSS 3.1 · 7.5 High EPSS < 1% KEV · Not listed
Description
An integer underflow in dsi_writeinit() in Netatalk 1.5.0 through 4.4.2 allows a remote unauthenticated attacker to cause a denial of service via a crafted DSI write request.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-62801 netatalk security update
Ubuntu USN Ubuntu USN USN-8395-1 Netatalk vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description In Netatalk 1.5.0 through 4.4.2, integer underflow in dsi_writeinit() leads to denial of service. Fixed in 4.4.3. An integer underflow in dsi_writeinit() in Netatalk 1.5.0 through 4.4.2 allows a remote unauthenticated attacker to cause a denial of service via a crafted DSI write request.
Type Values Removed Values Added
First Time appeared Netatalk
Netatalk netatalk
Vendors & Products Netatalk
Netatalk netatalk
Type Values Removed Values Added
Description In Netatalk 1.5.0 through 4.4.2, integer underflow in dsi_writeinit() leads to denial of service. Fixed in 4.4.3.
Title Integer underflow in dsi_writeinit() leads to denial of service
Weaknesses CWE-191
References
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
securin
Published
Updated
May 21, 2026, 12:45 PM
Reserved
May 5, 2026, 7:25 AM
Status
Deferred
Published
May 21, 2026, 8:16 AM
Modified
Jul 20, 2026, 8:10 PM