CVE-2026-44050

critical

Published 2026-05-21 · Modified 2026-05-21

CVSS v3

9.9

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

CVSS v2

—

VIR risk

9.9

Description

A heap-based buffer overflow in the CNID daemon comm_rcv() function in Netatalk 2.0.0 through 4.4.2 allows a remote authenticated attacker to execute arbitrary code with escalated privileges or cause a denial of service.

Predictions

Exploit likelihood

98%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2026-44050

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2026-44050.html

OS impact

OS	Version	Status	Fixed in
sles		affected
debian	bullseye	affected
debian	forky	fixed	`4.4.3~ds-1`
debian	sid	fixed	`4.4.3~ds-1`
debian	trixie	fixed	`4.2.3~ds-1+deb13u2`

References

https://netatalk.io/security/CVE-2026-44050
https://www.suse.com/security/cve/CVE-2026-44050.html
https://security-tracker.debian.org/tracker/CVE-2026-44050

CWEs

CWE-122

Verify integrity in audit chain (admin only). AS-IS.