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Netatalk CVE-2026-44048

| EUVD-2026-31225 HIGH
Stack-based Buffer Overflow (CWE-121)
2026-05-21 securin GHSA-4v4g-7cw5-m7vc
Buffer Overflow Stack Overflow Suse
8.8
CVSS 3.1
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CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
Analysis Generated
May 21, 2026 - 08:00 vuln.today

DescriptionNVD

In Netatalk 2.0.4 through 4.4.2, stack buffer overflow via ucs-2 type confusion in convert_charset(). Fixed in 4.4.3.

AnalysisAI

Stack-based buffer overflow in Netatalk versions 2.0.4 through 4.4.2 allows authenticated remote attackers to corrupt memory via UCS-2 type confusion in the convert_charset() function, leading to high-impact compromise of confidentiality, integrity, and availability. The flaw affects Netatalk, the open-source AppleTalk/AFP file server commonly used to share files with macOS clients, and is fixed in version 4.4.3. …

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RemediationAI

Within 24 hours: Identify all systems running Netatalk 2.0.4-4.4.2 and assess network exposure. Within 7 days: Develop and test upgrade plan to Netatalk 4.4.3 in test environment. …

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CVE-2026-44048 vulnerability details – vuln.today
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