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Netatalk CVE-2026-44064

| EUVD-2026-31240 HIGH
Out-of-bounds Read (CWE-125)
2026-05-21 securin GHSA-4pvp-5874-59c5
Buffer Overflow Information Disclosure Suse
7.1
CVSS 3.1
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CVSS VectorNVD

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

Lifecycle Timeline

1
Analysis Generated
May 21, 2026 - 08:04 vuln.today

DescriptionNVD

In Netatalk 1.3 through 4.4.2, asp session id out-of-bounds access. Fixed in 4.4.3.

AnalysisAI

Out-of-bounds read in Netatalk versions 1.3 through 4.4.2 allows adjacent network attackers to trigger denial of service and potentially disclose memory contents via malformed ASP (AppleTalk Session Protocol) session IDs. The flaw, classified as CWE-125, was fixed in version 4.4.3, and no public exploit identified at time of analysis. …

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RemediationAI

Within 24 hours: Identify all Netatalk deployments and apply firewall rules restricting AppleTalk session traffic to trusted subnets only; assess whether AppleTalk services remain operationally necessary. Within 7 days: Upgrade all systems to Netatalk version 4.4.3 and verify via administrative version check; prioritize file servers by data sensitivity. …

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CVE-2026-44064 vulnerability details – vuln.today
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