PT-2026-42407 · Netatalk · Netatalk

Arjun Basnet · Published 2026-05-21 · Updated 2026-05-21 · CVE-2026-44049

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Netatalk versions 2.0.4 through 4.4.2

Description An out-of-bounds write occurs due to improper null termination in the convert charset() function. This allows a remote authenticated attacker to execute arbitrary code or cause a denial of service by providing crafted character data.

Recommendations Update to version 4.4.3. As a temporary workaround, restrict access to the convert charset() function to minimize the risk of exploitation.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2026-44049

Affected Products

Netatalk

References · 2

• https://netatalk.io/security/CVE-2026-44049 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-44049 · Security Note