A flaw was found in Samba's libldb. Multiple, consecutive leading spaces in an LDAP attribute can lead to an out-of-bounds memory write, leading to a crash of the LDAP server process handling the request. The highest threat from this vulnerability is to system availability.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade libldbUpgrade libldb-develUpgrade ldb-toolsUpgrade python3-ldb | May 4, 2022 | May 12, 2021 |
| Alpine Linux | — | Upgrade samba | Mar 26, 2024 | May 12, 2021 |
| Amazon Linux Ami 2 | — | Upgrade pyldb-develUpgrade ldb-toolsUpgrade libldb-debuginfoUpgrade libldbUpgrade libldb-develUpgrade pyldb | Apr 23, 2021 | Apr 23, 2021 |
| Amazon_linux | — | Upgrade libldb | Apr 22, 2021 | Mar 24, 2021 |
| Centos_linux | — | Upgrade libldb-develUpgrade pyldb-develUpgrade python3-ldbUpgrade libldbUpgrade ldb-toolsUpgrade libldb-debugsourceUpgrade libldb-debuginfoUpgrade ldb-tools-debuginfoUpgrade python3-ldb-debuginfoUpgrade pyldb | Apr 7, 2021 | Apr 6, 2021 |
| Debian | — | Upgrade ldbUpgrade samba | Apr 1, 2021 | Apr 1, 2021 |
| Freebsd | — | Upgrade samba411Upgrade samba412Upgrade samba413Upgrade samba414 | Mar 28, 2021 | Mar 28, 2021 |
| Gentoo Linux | — | Upgrade net-fs/samba. | May 28, 2021 | May 12, 2021 |
| Huawei Euleros 2_0_sp2 | — | Upgrade samba-commonUpgrade samba-winbind-clientsUpgrade samba-clientUpgrade samba-winbind-modulesUpgrade libsmbclientUpgrade samba-common-libsUpgrade sambaUpgrade samba-common-toolsUpgrade samba-pythonUpgrade samba-winbindUpgrade samba-libsUpgrade libwbclientUpgrade samba-client-libs | Sep 16, 2021 | May 12, 2021 |
| Huawei Euleros 2_0_sp3 | — | Upgrade libwbclientUpgrade samba-common-toolsUpgrade samba-commonUpgrade sambaUpgrade samba-clientUpgrade samba-libsUpgrade libsmbclientUpgrade samba-client-libsUpgrade samba-pythonUpgrade samba-winbindUpgrade samba-winbind-modulesUpgrade samba-common-libsUpgrade samba-winbind-clients | Apr 30, 2021 | Apr 30, 2021 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-winbind-clientsUpgrade samba-common-libsUpgrade samba-clientUpgrade samba-common-toolsUpgrade libsmbclientUpgrade samba-winbind-modulesUpgrade samba-pythonUpgrade samba-winbindUpgrade sambaUpgrade samba-commonUpgrade samba-libsUpgrade libwbclientUpgrade samba-client-libs | Jul 19, 2021 | May 12, 2021 |
| Huawei Euleros 2_0_sp8 | — | Upgrade sambaUpgrade samba-common-toolsUpgrade python3-samba-testUpgrade samba-test-libsUpgrade samba-client-libsUpgrade samba-commonUpgrade samba-winbindUpgrade samba-winbind-clientsUpgrade python3-sambaUpgrade libwbclientUpgrade python2-sambaUpgrade ctdbUpgrade samba-winbind-krb5-locatorUpgrade samba-clientUpgrade samba-winbind-modulesUpgrade samba-krb5-printingUpgrade samba-libsUpgrade samba-testUpgrade samba-dc-libsUpgrade libsmbclientUpgrade samba-pidlUpgrade python2-samba-testUpgrade samba-common-libsUpgrade ctdb-tests | Jun 28, 2021 | May 12, 2021 |
| Huawei Euleros 2_0_sp9 | — | Upgrade libwbclientUpgrade samba-libsUpgrade samba-commonUpgrade samba-clientUpgrade libsmbclientUpgrade samba-winbind-clientsUpgrade samba-winbind-modulesUpgrade samba-winbindUpgrade samba-common-toolsUpgrade samba | Jul 2, 2021 | May 12, 2021 |
| Oracle_linux | — | Upgrade pyldb-develUpgrade libldbUpgrade libldb-develUpgrade python3-ldbUpgrade pyldbUpgrade ldb-tools | Apr 8, 2021 | Mar 24, 2021 |
| Redhat_linux | — | Upgrade pyldbUpgrade python3-ldbNo solution existsUpgrade ldb-toolsUpgrade python3-ldb-debuginfoUpgrade pyldb-develUpgrade libldbUpgrade libldb-debuginfoUpgrade libldb-develUpgrade libldb-debugsourceUpgrade ldb-tools-debuginfo | Apr 7, 2021 | Apr 6, 2021 |
| Samba | — | Upgrade to Samba 4.14.1 or later.Upgrade to Samba 4.12.13 or later.Upgrade to Samba 4.13.6 or later. | May 12, 2021 | May 12, 2021 |
| Suse | — | Upgrade libsmbclient-develUpgrade samba-dsdb-modulesUpgrade samba-libsUpgrade libldb-develUpgrade sssd-proxyUpgrade tdb-toolsUpgrade tevent-manUpgrade krb5-clientUpgrade samba-libs-32bitUpgrade python3-sss_nss_idmapUpgrade samba-docUpgrade libsamdb0Upgrade apparmor-abstractionsUpgrade samba-winbind-libsUpgrade samba-winbindUpgrade ctdb-testsUpgrade libsamba-hostconfig0-32bitUpgrade libsmbconf0-32bitUpgrade samba-ad-dc-libs-32bitUpgrade samba-cephUpgrade python3-ldb-develUpgrade krb5-miniUpgrade libnetapi-devel-32bitUpgrade libsss_simpleifp0Upgrade libnetapi-develUpgrade samba-python3Upgrade libsmbconf0Upgrade krb5-32bitUpgrade libsmbconf-develUpgrade libtevent-util0-32bitUpgrade samba-ad-dc-libsUpgrade libtalloc2Upgrade samba-ad-dcUpgrade libnetapi0Upgrade libapparmor1Upgrade libsmbldap-develUpgrade libsamba-util-develUpgrade python3-tdbUpgrade samba-develUpgrade libdcerpc-samr0-32bitUpgrade libtevent-util0Upgrade python-ldb-develUpgrade libsamba-errors0Upgrade libtevent-util-develUpgrade libwbclient0-32bitUpgrade libldb2Upgrade libndr0Upgrade libwbclient-develUpgrade libsamba-policy0Upgrade libndr-standard0-32bitUpgrade samba-winbind-32bitUpgrade apparmor-profilesUpgrade samba-libs-python3-64bitUpgrade libsamba-passdb0-32bitUpgrade krb5-mini-develUpgrade sssd-winbind-idmapUpgrade python3-tallocUpgrade libndr-krb5pac0-32bitUpgrade samba-client-64bitUpgrade libldb2-32bitUpgrade libsamba-hostconfig0Upgrade libtalloc-develUpgrade libsamba-hostconfig-develUpgrade krb5-plugin-preauth-spakeUpgrade libtevent-develUpgrade libldb1-32bitUpgrade samba-client-libsUpgrade samba-pythonUpgrade sssdUpgrade libsamba-policy0-python3Upgrade libdcerpc-develUpgrade libsmbldap2-32bitUpgrade apparmor-docsUpgrade samba-core-develUpgrade sssd-dbusUpgrade sssd-krb5Upgrade krb5-plugin-preauth-pkinitUpgrade python3-talloc-32bitUpgrade libwbclient0Upgrade ctdbUpgrade libndr0-32bitUpgrade libsamba-policy0-python3-32bitUpgrade ctdb-pcp-pmdaUpgrade krb5-devel-32bitUpgrade apparmor-utilsUpgrade sambaUpgrade python3-tevent-32bitUpgrade sssd-commonUpgrade sssd-toolsUpgrade libtdb1-32bitUpgrade libsamba-errors-develUpgrade python3-ipa_hbacUpgrade libndr1Upgrade python3-ldb-32bitUpgrade libdcerpc-binding0Upgrade libndr-nbt0Upgrade samba-libs-python3Upgrade sssd-ldapUpgrade krb5-develUpgrade apparmor-parser-langUpgrade libipa_hbac0Upgrade apparmor-parserUpgrade samba-toolUpgrade krb5Upgrade samba-libs-64bitUpgrade krb5-plugin-kdb-ldapUpgrade libsamba-util0Upgrade samba-ldb-ldapUpgrade libndr-krb5pac-develUpgrade samba-client-libs-32bitUpgrade sssd-adUpgrade python3-teventUpgrade libdcerpc-binding0-32bitUpgrade libsamba-policy-python3-develUpgrade python3-ldbUpgrade libtevent0-32bitUpgrade apache2-mod_apparmorUpgrade samba-clientUpgrade libdcerpc0Upgrade libsss_certmap-develUpgrade ldb-toolsUpgrade python3-apparmorUpgrade libdcerpc0-32bitUpgrade libsamba-errors0-32bitUpgrade python-ldbUpgrade libtalloc2-32bitUpgrade samba-libs-python3-32bitUpgrade krb5-plugin-preauth-otpUpgrade talloc-manUpgrade libndr-develUpgrade libndr-nbt0-32bitUpgrade pam_apparmor-32bitUpgrade libsamba-credentials-develUpgrade samba-winbind-libs-32bitUpgrade libsmbclient0Upgrade sssd-ipaUpgrade libipa_hbac-develUpgrade libdcerpc-samr-develUpgrade libapparmor-develUpgrade samba-gpupdateUpgrade libsmbldap2Upgrade libtdb1Upgrade libndr-standard0Upgrade ruby-apparmorUpgrade libsamba-credentials0Upgrade sssd-krb5-commonUpgrade libsss_nss_idmap-develUpgrade libtevent0Upgrade libsss_certmap0Upgrade libndr1-32bitUpgrade samba-testUpgrade libsss_idmap-develUpgrade libsss_nss_idmap0Upgrade krb5-serverUpgrade apparmor-utils-langUpgrade libnfsidmap-sssUpgrade sssd-wbclientUpgrade libsamdb-develUpgrade libsamba-policy0-python3-64bitUpgrade python3-sssd-configUpgrade python3-sss-murmurUpgrade libsss_simpleifp-develUpgrade libsss_idmap0Upgrade libndr-standard-develUpgrade python3-talloc-develUpgrade libapparmor1-32bitUpgrade libsamba-passdb-develUpgrade libsamba-credentials0-32bitUpgrade pam_apparmorUpgrade libndr-krb5pac0Upgrade libsamba-policy-develUpgrade samba-ad-dc-32bitUpgrade samba-libs-pythonUpgrade libsamdb0-32bitUpgrade python3-tdb-32bitUpgrade libtdb-develUpgrade libsamba-util0-32bitUpgrade libndr-nbt-develUpgrade samba-client-32bitUpgrade perl-apparmorUpgrade libdcerpc-samr0Upgrade libsamba-passdb0Upgrade samba-devel-32bitUpgrade libsmbclient0-32bitUpgrade libnetapi0-32bitUpgrade sssd-wbclient-develUpgrade libldb1 | Mar 25, 2021 | Mar 24, 2021 |
| Ubuntu | — | Upgrade libldb2Upgrade libldb1 (Ubuntu Pro)Upgrade libldb1 | Mar 25, 2021 | Mar 24, 2021 |
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub