Skip to main content
Threat Radar animated logo

Netatalk 2.2.1 through 4.4.2 calls system() after a failed chdir() without properly handling the error condition, which allows a local privileged… (CVE-2026-44072)

0
Medium
VulnerabilityCVE-2026-44072gcveosvubuntu-cve-2026-44072cve-2026-44072ubuntu-pro-14-04-ltsubuntu-pro-16-04-ltsubuntu-pro-18-04-ltsubuntu-pro-20-04-ltsubuntu-pro-22-04-ltsubuntu-pro-24-04-ltsubuntu-25-10ubuntu-26-10ubuntu-26-04-lts
Published: 05/21/2026 (05/21/2026, 08:16:00 UTC)
Source: GCVE Database
Product: netatalk

Description

Netatalk versions 2.2.1 through 4.4.2 contain a vulnerability where the software calls system() after a failed chdir() without properly handling the error. This flaw allows a local privileged user to execute unintended commands or cause minor service disruption under specific conditions. The vulnerability has a medium severity rating and a CVSS score of 3.0.

CVSS v3.1

Score 3.0low

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

Affected software

Ubuntu:Pro:14.04:LTSmore threats →ghsa
netatalk
pkg:deb/ubuntu/netatalk?arch=source&distro=esm-infra-legacy/trusty
Affected versions
=2.2.2-1ubuntu1=2.2.2-1ubuntu2=2.2.2-1ubuntu2.2=2.2.2-1ubuntu2.2+esm1=2.2.2-1ubuntu2.2+esm2=2.2.2-1ubuntu2.2+esm3=2.2.2-1ubuntu2.2+esm4
Ubuntu:Pro:16.04:LTSmore threats →ghsa
netatalk
pkg:deb/ubuntu/netatalk?arch=source&distro=esm-apps-legacy/xenial
Affected versions
=2.2.5-1=2.2.5-1ubuntu0.2=2.2.5-1ubuntu0.2+esm1=2.2.5-1ubuntu0.2+esm2=2.2.5-1ubuntu0.2+esm3=2.2.5-1ubuntu0.2+esm4
Ubuntu:Pro:18.04:LTSmore threats →ghsa
netatalk
pkg:deb/ubuntu/netatalk?arch=source&distro=esm-apps/bionic
Affected versions
=2.2.6-1=2.2.6-1ubuntu0.18.04.2=2.2.6-1ubuntu0.18.04.2+esm1=2.2.6-1ubuntu0.18.04.2+esm2=2.2.6-1ubuntu0.18.04.2+esm3=2.2.6-1ubuntu0.18.04.2+esm4
Ubuntu:Pro:20.04:LTSmore threats →ghsa
netatalk
pkg:deb/ubuntu/netatalk?arch=source&distro=esm-apps/focal
Affected versions
=3.1.12~ds-3=3.1.12~ds-4=3.1.12~ds-4ubuntu0.20.04.1=3.1.12~ds-4ubuntu0.20.04.3=3.1.12~ds-4ubuntu0.20.04.3+esm1=3.1.12~ds-4ubuntu0.20.04.4=3.1.12~ds-4ubuntu0.20.04.4+esm1=3.1.12~ds-4ubuntu0.20.04.4+esm2
Ubuntu:Pro:22.04:LTSmore threats →ghsa
netatalk
pkg:deb/ubuntu/netatalk?arch=source&distro=esm-apps/jammy
Affected versions
=3.1.12~ds-9=3.1.12~ds-9build1=3.1.12~ds-9ubuntu0.22.04.1=3.1.12~ds-9ubuntu0.22.04.3=3.1.12~ds-9ubuntu0.22.04.3+esm1=3.1.12~ds-9ubuntu0.22.04.4=3.1.12~ds-9ubuntu0.22.04.4+esm1=3.1.12~ds-9ubuntu0.22.04.4+esm2
Ubuntu:Pro:24.04:LTSmore threats →ghsa
netatalk
pkg:deb/ubuntu/netatalk?arch=source&distro=esm-apps/noble
Affected versions
=3.1.15~ds-1ubuntu1=3.1.18~ds-1=3.1.18~ds-1build2=3.1.18~ds-1build4=3.1.18~ds-1ubuntu0.1~esm1=3.1.18~ds-1ubuntu0.1~esm2=3.1.18~ds-1ubuntu0.1~esm3
Ubuntu:25.10more threats →ghsa
netatalk
pkg:deb/ubuntu/netatalk?arch=source&distro=questing
Affected versions
=4.1.2~ds-4=4.2.1~ds-1=4.2.3~ds-1
Ubuntu:26.10more threats →ghsa
netatalk
pkg:deb/ubuntu/netatalk?arch=source&distro=stonking
Affected versions
=4.2.3~ds-2.1=4.4.3~ds-1=4.5.0~ds-3=4.5.1~ds-1
Ubuntu:26.04:LTSmore threats →ghsa
netatalk
pkg:deb/ubuntu/netatalk?arch=source&distro=resolute
Affected versions
=4.2.3~ds-1=4.2.3~ds-2=4.2.3~ds-2.1=4.2.3~ds-2.1ubuntu0.1=4.2.3~ds-2.1ubuntu0.2

Run on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 10/18/2026, 01:34:50 UTC

Technical Analysis

Netatalk versions 2.2.1 through 4.4.2 improperly handle errors after a failed chdir() call by invoking system() without proper checks. This behavior can be exploited by a local privileged user to execute unintended commands or cause minor service disruption. The vulnerability is identified as CVE-2026-44072 and affects multiple Ubuntu package versions of Netatalk. The CVSS 3.1 base score is 3.0, reflecting low impact on confidentiality, low impact on integrity, and low impact on availability, with high attack complexity and requiring high privileges.

Potential Impact

A local user with elevated privileges can exploit this vulnerability to execute unintended commands or cause minor service disruption. There is no impact on confidentiality, and the overall impact is limited to integrity and availability with low severity.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or patch links are provided in the available data. Until a patch is available, limit local privileged access to trusted users only.

Pro Console: star threats, build custom feeds, automate alerts via Slack, email & webhooks.Upgrade to Pro

Technical Details

Gcve Source
db.gcve.eu
Osv Id
UBUNTU-CVE-2026-44072
Osv Schema Version
1.7.0
Ecosystems
["Ubuntu:Pro:14.04:LTS","Ubuntu:Pro:16.04:LTS","Ubuntu:Pro:18.04:LTS","Ubuntu:Pro:20.04:LTS","Ubuntu:Pro:22.04:LTS","Ubuntu:Pro:24.04:LTS","Ubuntu:25.10","Ubuntu:26.10","Ubuntu:26.04:LTS"]
Cvss Version
3.1

Threat ID: 6ad3f6732cdf04f656666270

Added to database: 10/17/2026, 22:28:03 UTC

Last enriched: 10/18/2026, 01:34:50 UTC

Last updated: 10/18/2026, 01:34:50 UTC

Views: 6

Community Reviews

0 reviews

Crowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.

Sort by
Loading community insights…

Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.

Actions

PRO

Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.

Please log in to the Console to use AI analysis features.

Need more coverage?

Upgrade to Pro Console for AI refresh and higher limits.

For incident response and remediation, OffSeq services can help resolve threats faster.

Latest Threats

Breach by OffSeqOFFSEQFRIENDS — 25% OFF

Check if your credentials are on the dark web

Instant breach scanning across billions of leaked records. Free tier available.

Scan now
OffSeq TrainingCredly Certified

Lead Pen Test Professional

Technical5-day eLearningPECB Accredited
View courses