CVE-2026-44064

Publication date 21 May 2026

Last updated 9 June 2026

Ubuntu priority

Cvss 3 Severity Score

Description

An out-of-bounds read in ASP session ID handling in Netatalk 1.3 through 4.4.2 allows an adjacent network attacker to obtain limited information or cause a denial of service via a crafted ASP request.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
netatalk	26.04 LTS resolute	Fixed 4.2.3~ds-2.1ubuntu0.1
	25.10 questing	Vulnerable
	24.04 LTS noble	Not affected
	22.04 LTS jammy	Not affected
	20.04 LTS focal	Not affected
	18.04 LTS bionic	Not affected
	14.04 LTS trusty	Not affected

Notes

shishirsub10

feature introduced only after 4.0.0

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
netatalk	Upstream: https://netatalk.io/security/CVE-2026-44064.patch

Severity score breakdown

Parameter	Value
Base score	7.1 · High
Attack vector	Adjacent
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	Low
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

References

Related Ubuntu Security Notices (USN)

USN-8395-1
Netatalk vulnerabilities
8 June 2026