Description
There is an issue in all samba 4.11.x versions before 4.11.5, all samba 4.10.x versions before 4.10.12 and all samba 4.9.x versions before 4.9.18, where the removal of the right to create or modify a subtree would not automatically be taken away on all domain controllers.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| [UNKNOWN] | samba | all samba 4.11.x versions before 4.11.5, all samba 4.10.x versions before 4.10.12, all samba 4.9.x versions before 4.9.18 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | samba | 2:4.11.5+dfsg-1 | — |
| Debian 13 | samba | 2:4.11.5+dfsg-1 | — |
| Debian 12 | samba | 2:4.11.5+dfsg-1 | — |
| Debian 10 | samba | 2:4.9.5+dfsg-5+deb10u4 | DLA-3563-1 |
| Debian 9 | samba | 2:4.5.16+dfsg-1+deb9u4 | DLA-2668-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | samba | 2:4.11.5+dfsg-1ubuntu1 | — |
| Ubuntu 18.04 LTS | samba | 2:4.7.6+dfsg~ubuntu-0ubuntu2.15 | USN-4244-1 |
| Ubuntu 16.04 LTS | samba | 2:4.3.11+dfsg-0ubuntu0.16.04.25 | USN-4244-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 16.04 LTS | samba | No fix yet | — |
| Ubuntu Pro 14.04 LTS | samba | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | samba | 4.9.5+git.243.e76c5cb3d97-3.21.1 | SUSE-SU-2020:0223-1 |
| SLES 15 | samba | 4.7.11+git.218.58b95cbfc0f-4.37.1 | SUSE-SU-2020:0224-1 |
| SLES 12 SP5 | ldb | 1.5.8-3.5.1 | SUSE-SU-2020:2673-1 |
| SLES 12 SP5 | samba | 4.10.17+git.203.862547088ca-3.14.1 | SUSE-SU-2020:2673-1 |
| SLES 2 | samba | 4.9.5+git.243.e76c5cb3d97-3.21.1 | SUSE-SU-2020:0223-1 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 | samba | 4.7.11+git.218.58b95cbfc0f-4.37.1 | SUSE-SU-2020:0224-1 |
| SLES for SAP 12 SP5 | ldb | 1.5.8-3.5.1 | SUSE-SU-2020:2673-1 |
| SLES for SAP 12 SP5 | samba | 4.10.17+git.203.862547088ca-3.14.1 | SUSE-SU-2020:2673-1 |
| SLE HPC 15 | samba | 4.7.11+git.218.58b95cbfc0f-4.37.1 | SUSE-SU-2020:0224-1 |
| SUSE Enterprise Storage 6 | samba | 4.9.5+git.243.e76c5cb3d97-3.21.1 | SUSE-SU-2020:0223-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | samba | 4.14.6+git.182.2205d5224e3-1.1 | openSUSE-SU-2024:11365-1 |
| openSUSE Leap 15.1 | samba | 4.9.5+git.243.e76c5cb3d97-lp151.2.15.1 | openSUSE-SU-2020:0122-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | samba | 4.11.5-r0 | — |
| Alpine v3.23 | samba | 4.11.5-r0 | — |
| Alpine v3.22 | samba | 4.11.5-r0 | — |
| Alpine v3.21 | samba | 4.11.5-r0 | — |
| Alpine v3.20 | samba | 4.11.5-r0 | — |
Show 12 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | samba | 4.11.5-r0 | — |
| Alpine v3.18 | samba | 4.11.5-r0 | — |
| Alpine v3.17 | samba | 4.11.5-r0 | — |
| Alpine v3.16 | samba | 4.11.5-r0 | — |
| Alpine v3.15 | samba | 4.11.5-r0 | — |
| Alpine v3.14 | samba | 4.11.5-r0 | — |
| Alpine v3.13 | samba | 4.11.5-r0 | — |
| Alpine v3.12 | samba | 4.11.5-r0 | — |
| Alpine v3.11 | samba | 4.11.5-r0 | — |
| Alpine v3.10 | samba | 4.10.12-r0 | — |
| Alpine v3.9 | samba | 4.8.12-r2 | — |
| Alpine v3.8 | samba | 4.8.12-r2 | — |
Advisories 9
- USN-4244-1 samba vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-3563-1 samba - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-2668-1 samba - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2020:2673-1 Security update for samba SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11365-1 ctdb-4.14.6+git.182.2205d5224e3-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:0223-1 Security update for samba SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:0122-1 Security update for samba SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:0224-1 Security update for samba SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2023-2365 Samba: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 14, 2023
References
- https://www.samba.org/samba/security/CVE-2019-14902.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-14902
- https://security.netapp.com/advisory/ntap-20200122-0001/
- https://www.synology.com/security/advisory/Synology_SA_20_01
- USN-4244-1 vendor-advisory
- openSUSE-SU-2020:0122 vendor-advisory
- FEDORA-2020-6bd386c7eb vendor-advisory
- FEDORA-2020-f92cd0e72b vendor-advisory
- GLSA-202003-52 vendor-advisory
- [debian-lts-announce] 20210529 [SECURITY] [DLA 2668-1] samba security update mailing-list
- [debian-lts-announce] 20230914 [SECURITY] [DLA 3563-1] samba security update mailing-list