Description
In Samba, GnuTLS gnutls_rnd() can fail and give predictable random values.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Samba | Samba 4.1 and newer | — |
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 | 2:4.16.5+dfsg-2 | — |
| Debian 13 | samba | 2:4.16.5+dfsg-2 | — |
| Debian 12 | samba | 2:4.16.5+dfsg-2 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | samba | No fix yet | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | samba | No fix yet | — |
| Ubuntu Pro 18.04 LTS | samba | No fix yet | — |
| Ubuntu Pro 16.04 LTS | samba | No fix yet | — |
| Ubuntu Pro 14.04 LTS | samba | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | ctdb +33 | 4.17.5-102.el9 | RHSA-2023:2519 |
| RHEL 8 | ctdb +33 | 4.17.5-2.el8 | RHSA-2023:2987 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhev Hypervisor 4 | samba +5 | 4.15.5-15.el8_6 | RHSA-2024:0423 |
| RHEL 8.6 EUS | ctdb +24 | 4.15.5-15.el8_6 | RHSA-2024:0423 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | ctdb +33 | 4.17.5-102.el9 | ALSA-2023:2519 |
| AlmaLinux 8 | ctdb +33 | 4.17.5-2.el8 | ALSA-2023:2987 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | samba | 4.15.8+git.527.8d0c05d313e-150400.3.14.1 | SUSE-SU-2022:3244-1 |
| SLES 15 SP3 | samba | 4.15.8+git.527.8d0c05d313e-150300.3.40.2 | SUSE-SU-2022:3955-1 |
| SLES 12 SP5 | samba | 4.15.8+git.473.1a1018e0a0b-3.71.2 | SUSE-SU-2022:3270-1 |
| SLES 2 | samba | 4.15.8+git.527.8d0c05d313e-150300.3.40.2 | SUSE-SU-2022:3955-1 |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP5 | samba | 4.15.8+git.473.1a1018e0a0b-3.71.2 | SUSE-SU-2022:3270-1 |
| SLE Micro 5.2 | samba | 4.15.8+git.527.8d0c05d313e-150300.3.40.2 | SUSE-SU-2022:3955-1 |
| SUSE Enterprise Storage 7.1 | samba | 4.15.8+git.527.8d0c05d313e-150300.3.40.2 | SUSE-SU-2022:3955-1 |
| SUSE Enterprise Storage 7 | samba | 4.13.13+git.554.0742ec9cb74-150200.3.18.2 | SUSE-SU-2022:4014-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.4 | samba | 4.15.8+git.527.8d0c05d313e-150400.3.14.1 | SUSE-SU-2022:3244-1 |
| openSUSE Leap 15.3 | samba | 4.15.8+git.527.8d0c05d313e-150300.3.40.2 | SUSE-SU-2022:3955-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap Micro 5.2 | samba | 4.15.8+git.527.8d0c05d313e-150300.3.40.2 | SUSE-SU-2022:3955-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | samba | 4.17.0-r0 | — |
| Alpine v3.23 | samba | 4.17.0-r0 | — |
| Alpine v3.22 | samba | 4.17.0-r0 | — |
| Alpine v3.21 | samba | 4.17.0-r0 | — |
| Alpine v3.20 | samba | 4.17.0-r0 | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | samba | 4.17.0-r0 | — |
| Alpine v3.18 | samba | 4.17.0-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | samba +29 | 2:4.17.5-0.amzn2023.0.2 | ALAS2023-2023-032 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | samba | No fix yet | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | evolution-mapi +1 | 3.40.1-5.el9 | ELSA-2023-2519 |
| Oracle Linux 9 | openchange | 2.3-40.el9 | ELSA-2023-2519 |
| Oracle Linux 9 | samba +32 | 4.17.5-102.0.1.el9 | ELSA-2023-2519 |
| Oracle Linux 8 | ctdb +34 | 4.17.5-2.0.1.el8 | ELSA-2023-2987 |
| Oracle Linux 8 | evolution-mapi +1 | 3.28.3-7.el8 | ELSA-2023-2987 |
| Oracle Linux 8 | openchange | 2.3-31.0.1.el8 | ELSA-2023-2987 |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | libauth-samba | 4.23.2-r0 | — |
Advisories 13
- ALSA-2023:2519 Low: samba security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:2987 Low: samba security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2024:0423 Red Hat Security Advisory: samba security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2023:2987 Red Hat Security Advisory: samba security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2023:2519 Red Hat Security Advisory: samba security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- SUSE-SU-2022:3270-1 Security update for samba SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3244-1 Security update for samba SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3955-1 Security update for samba SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:4014-1 Security update for samba SUSE / openSUSE Security Updates · May 2, 2025
- ALAS2023-2023-032 Important: samba security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Feb 15, 2024
- WID-SEC-2022-1229 Samba: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen BSI CERT-Bund (WID) · Jan 25, 2024
- ELSA-2023-2987 Low: samba security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 23, 2023
- ELSA-2023-2519 Low: samba security, bug fix, and enhancement update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · May 15, 2023