A flaw was discovered in OpenLDAP before 2.4.57 leading to a memch->bv_len miscalculation and slapd crash in the saslAuthzTo processing, resulting in denial of service.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade openldap | Mar 26, 2024 | Jan 25, 2021 |
| Amazon Linux Ami 2 | — | Upgrade openldap-serversUpgrade openldap-clientsUpgrade openldap-debuginfoUpgrade openldapUpgrade openldap-develUpgrade openldap-servers-sql | May 3, 2023 | Jan 26, 2021 |
| Amazon_linux | — | Upgrade openldap | May 4, 2023 | Jan 26, 2021 |
| Apple Osx Openldap | — | Apply Apple macOS Security Update 2021-004 MojaveApply Apple macOS Security Update 2021-003 CatalinaUpgrade macOS to the latest version | Aug 23, 2021 | May 24, 2021 |
| Debian | — | Upgrade openldap | Feb 4, 2021 | Jan 26, 2021 |
| Huawei Euleros 2_0_sp2 | — | Upgrade openldap-clientsUpgrade openldap-develUpgrade openldapUpgrade openldap-servers | Sep 16, 2021 | Jan 26, 2021 |
| Huawei Euleros 2_0_sp3 | — | Upgrade openldapUpgrade openldap-clientsUpgrade openldap-develUpgrade openldap-servers | Apr 30, 2021 | Jan 26, 2021 |
| Huawei Euleros 2_0_sp5 | — | Upgrade compat-openldap | May 19, 2021 | Jan 26, 2021 |
| Huawei Euleros 2_0_sp8 | — | Upgrade openldap-serversUpgrade openldapUpgrade openldap-develUpgrade openldap-clients | May 18, 2021 | Jan 26, 2021 |
| Huawei Euleros 2_0_sp9 | — | Upgrade openldap-clientsUpgrade openldap-serversUpgrade openldap | Feb 8, 2021 | Jan 26, 2021 |
| Oracle Solaris | — | Upgrade system/network/ldap/openldap to version 2.4.57.0.0-11.4.31.0.1.88.1 on Solaris 11.4Upgrade service/network/ldap/openldap to version 2.4.57.0.0-11.4.31.0.1.88.1 on Solaris 11.4 | Mar 17, 2021 | Jan 26, 2021 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jan 26, 2021 |
| Splunk | — | Upgrade Splunk Enterprise to version 9.3.1Upgrade Splunk Enterprise to version 9.1.6Upgrade Splunk Enterprise to version 9.2.3 | Jul 30, 2026 | Jan 25, 2021 |
| Suse | — | Upgrade openldap2-clientUpgrade openldap2-back-perlUpgrade openldap2-devel-32bitUpgrade openldap2-develUpgrade openldap2-contribUpgrade libldap-dataUpgrade libldap-2_4-2-32bitUpgrade openldap2-docUpgrade openldap2-back-metaUpgrade openldap2-ppolicy-check-passwordUpgrade openldap2Upgrade libldap-openssl1-2_4-2-x86Upgrade libldap-2_4-2Upgrade libldap-openssl1-2_4-2Upgrade compat-libldap-2_3-0Upgrade openldap2-devel-staticUpgrade openldap2-back-sqlUpgrade openldap2-openssl1Upgrade libldap-openssl1-2_4-2-32bitUpgrade openldap2-client-openssl1Upgrade openldap2-back-sock | Mar 4, 2021 | Jan 26, 2021 |
| Ubuntu | — | Upgrade slapd (Ubuntu Pro)Upgrade slapd | Feb 9, 2021 | Jan 26, 2021 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jan 25, 2021 |
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