# CVE-2020-10730: ldb-tools: The libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or...

CVE-2020-10730 is fixed in 22 products on 1 platform, first by ctdb 2:4.7.6+dfsg~ubuntu-0ubuntu2.17, released July 1, 2020. It is not reported as exploited. Patch Radar priority: Routine.

- Web page: https://patchblox.com/security/cve/CVE-2020-10730
- Priority: Routine
- CVSS: 6.5 (Moderate)
- EPSS: 0.0246
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Jul 1, 2020

## Description

The libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or use local TDB databases.  The following packages have been upgraded to a later upstream version: libldb (2.1.3). (BZ#1817567)  Security Fix(es):  * samba: NULL pointer de-reference and use-after-free in Samba AD DC LDAP Server with ASQ, VLV and paged_results (CVE-2020-10730)  For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.  Additional Changes:  For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.3 Release Notes linked from the References section.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | ctdb Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [ctdb 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-ctdb-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | ctdb Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [ctdb 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-ctdb-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | ldb-tools RHEL 8 | 0:2.1.3-2.el8 | [RHSA-2020:4568](https://patchblox.com/security/data/fix/linux/rhsa-2020-4568.md) | Nov 4, 2020 |
| Linux | ldb-tools ol 8 | 0:2.1.3-2.el8 | [ELSA-2020-4568](https://patchblox.com/security/data/fix/linux/elsa-2020-4568.md) | Nov 10, 2020 |
| Linux | libldb RHEL 8 | 0:2.1.3-2.el8 | [RHSA-2020:4568](https://patchblox.com/security/data/fix/linux/rhsa-2020-4568.md) | Nov 4, 2020 |
| Linux | libldb ol 8 | 0:2.1.3-2.el8 | [ELSA-2020-4568](https://patchblox.com/security/data/fix/linux/elsa-2020-4568.md) | Nov 10, 2020 |
| Linux | libldb-devel RHEL 8 | 0:2.1.3-2.el8 | [RHSA-2020:4568](https://patchblox.com/security/data/fix/linux/rhsa-2020-4568.md) | Nov 4, 2020 |
| Linux | libldb-devel ol 8 | 0:2.1.3-2.el8 | [ELSA-2020-4568](https://patchblox.com/security/data/fix/linux/elsa-2020-4568.md) | Nov 10, 2020 |
| Linux | libnss-winbind Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [libnss-winbind 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libnss-winbind-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | libnss-winbind Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [libnss-winbind 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libnss-winbind-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | libpam-winbind Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [libpam-winbind 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libpam-winbind-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | libpam-winbind Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [libpam-winbind 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libpam-winbind-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | libparse-pidl-perl Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [libparse-pidl-perl 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libparse-pidl-perl-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | libsmbclient Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [libsmbclient 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libsmbclient-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | libsmbclient Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [libsmbclient 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libsmbclient-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | libwbclient0 Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [libwbclient0 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libwbclient0-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | libwbclient0 Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [libwbclient0 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libwbclient0-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | python-samba Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [python-samba 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-samba-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | python3-ldb RHEL 8 | 0:2.1.3-2.el8 | [RHSA-2020:4568](https://patchblox.com/security/data/fix/linux/rhsa-2020-4568.md) | Nov 4, 2020 |
| Linux | python3-ldb ol 8 | 0:2.1.3-2.el8 | [ELSA-2020-4568](https://patchblox.com/security/data/fix/linux/elsa-2020-4568.md) | Nov 10, 2020 |
| Linux | python3-samba Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [python3-samba 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-samba-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | registry-tools Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [registry-tools 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-registry-tools-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | registry-tools Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [registry-tools 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-registry-tools-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | samba Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [samba 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-samba-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | samba Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [samba 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-samba-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | samba-common Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [samba-common 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-samba-common-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | samba-common Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [samba-common 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-samba-common-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | samba-common-bin Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [samba-common-bin 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-samba-common-bin-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | samba-common-bin Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [samba-common-bin 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-samba-common-bin-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | samba-dsdb-modules Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [samba-dsdb-modules 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-samba-dsdb-modules-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | samba-dsdb-modules Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [samba-dsdb-modules 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-samba-dsdb-modules-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | samba-libs Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [samba-libs 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-samba-libs-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | samba-libs Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [samba-libs 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-samba-libs-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | samba-testsuite Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [samba-testsuite 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-samba-testsuite-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | samba-testsuite Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [samba-testsuite 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-samba-testsuite-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | samba-vfs-modules Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [samba-vfs-modules 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-samba-vfs-modules-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | samba-vfs-modules Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [samba-vfs-modules 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-samba-vfs-modules-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | smbclient Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [smbclient 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-smbclient-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | smbclient Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [smbclient 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-smbclient-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |
| Linux | winbind Ubuntu 18.04.6 LTS (bionic) | 2:4.7.6+dfsg~ubuntu-0ubuntu2.17 | [winbind 2:4.7.6+dfsg~ubuntu-0ubuntu2.17](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-winbind-2-4.7.6-dfsg-ubuntu-0ubuntu2.17.md) | Jul 1, 2020 |
| Linux | winbind Ubuntu 20.04 LTS (focal) | 2:4.11.6+dfsg-0ubuntu1.3 | [winbind 2:4.11.6+dfsg-0ubuntu1.3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-winbind-2-4.11.6-dfsg-0ubuntu1.3.md) | Jul 1, 2020 |

---

Data as of 2026-11-08T13:06:02Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.