CVE-2026-44062
Deferred Deferred - Pending Action

Buffer Overflow in Netatalk File Sharing Service

Publication date: 2026-05-21

Last updated on: 2026-05-21

Assigner: securin

Description
A missing output length bounds check in pull_charset_flags() in Netatalk 2.0.4 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code or cause a denial of service via crafted character set data.

CVSS Scores

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Meta Information

Published
2026-05-21
Last Modified
2026-05-21
Generated
2026-06-30
AI Q&A
2026-05-21
EPSS Evaluated
2026-06-29
NVD
CVE-2026-44062
EUVD
EUVD-2026-31239

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
netatalk netatalk From 2.0.4 (inc) to 4.4.2 (inc)
netatalk netatalk 4.4.3

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.

Attack-Flow Graph

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Executive Summary

This vulnerability exists in Netatalk versions 2.0.4 through 4.4.2 and is caused by a missing bounds check on the variable o_len in the function pull_charset_flags(). This flaw was fixed in version 4.4.3.

Impact Analysis

The vulnerability has a CVSS v3.1 base score of 7.5, indicating a high severity. It can be exploited remotely over the network with high attack complexity and requires low privileges but no user interaction. Successful exploitation can lead to high impact on confidentiality, integrity, and availability of the affected system.

Mitigation Strategies

The vulnerability in Netatalk affects versions 2.0.4 through 4.4.2 and is fixed in version 4.4.3.

To mitigate this vulnerability, you should upgrade Netatalk to version 4.4.3 or later.

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