A flaw was found in samba. Spaces used in a string around a domain name (DN), while supposed to be ignored, can cause invalid DN strings with spaces to instead write a zero-byte into out-of-bounds memory, resulting in a crash. The highest threat from this vulnerability is to system availability.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade samba | Mar 26, 2024 | May 12, 2021 |
| Debian | — | Upgrade sambaUpgrade ldb | Apr 1, 2021 | Apr 1, 2021 |
| Freebsd | — | Upgrade samba414Upgrade samba412Upgrade samba413Upgrade samba411 | Mar 28, 2021 | Mar 28, 2021 |
| Gentoo Linux | — | Upgrade net-fs/samba. | May 28, 2021 | May 12, 2021 |
| Huawei Euleros 2_0_sp2 | — | Upgrade libwbclientUpgrade samba-libsUpgrade samba-client-libsUpgrade libsmbclientUpgrade samba-winbindUpgrade samba-pythonUpgrade samba-commonUpgrade samba-common-libsUpgrade samba-winbind-clientsUpgrade samba-common-toolsUpgrade samba-clientUpgrade samba-winbind-modulesUpgrade samba | Sep 16, 2021 | May 12, 2021 |
| Huawei Euleros 2_0_sp3 | — | Upgrade libwbclientUpgrade samba-libsUpgrade samba-winbindUpgrade samba-winbind-clientsUpgrade samba-clientUpgrade samba-common-toolsUpgrade samba-commonUpgrade sambaUpgrade samba-winbind-modulesUpgrade samba-common-libsUpgrade samba-client-libsUpgrade libsmbclientUpgrade samba-python | Oct 26, 2021 | May 12, 2021 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-commonUpgrade samba-libsUpgrade samba-pythonUpgrade libsmbclientUpgrade samba-client-libsUpgrade samba-winbind-modulesUpgrade samba-winbindUpgrade sambaUpgrade samba-winbind-clientsUpgrade samba-common-toolsUpgrade samba-common-libsUpgrade samba-clientUpgrade libwbclient | Jul 19, 2021 | May 12, 2021 |
| Huawei Euleros 2_0_sp8 | — | Upgrade samba-testUpgrade python3-sambaUpgrade samba-krb5-printingUpgrade ctdbUpgrade libwbclientUpgrade samba-libsUpgrade samba-client-libsUpgrade samba-pidlUpgrade ctdb-testsUpgrade samba-winbind-krb5-locatorUpgrade python3-samba-testUpgrade samba-winbind-modulesUpgrade samba-common-libsUpgrade python2-samba-testUpgrade samba-test-libsUpgrade python2-sambaUpgrade libsmbclientUpgrade samba-common-toolsUpgrade samba-winbindUpgrade samba-winbind-clientsUpgrade samba-dc-libsUpgrade samba-clientUpgrade samba-commonUpgrade samba | Jun 28, 2021 | May 12, 2021 |
| Huawei Euleros 2_0_sp9 | — | Upgrade samba-winbind-modulesUpgrade samba-common-toolsUpgrade libsmbclientUpgrade samba-winbind-clientsUpgrade samba-clientUpgrade libwbclientUpgrade samba-commonUpgrade samba-libsUpgrade sambaUpgrade samba-winbind | Jul 2, 2021 | May 12, 2021 |
| Samba | — | Upgrade to Samba 4.12.13 or later.Upgrade to Samba 4.13.6 or later.Upgrade to Samba 4.14.1 or later. | May 12, 2021 | May 12, 2021 |
| Suse | — | Upgrade sssd-winbind-idmapUpgrade python3-tdbUpgrade apparmor-utilsUpgrade libdcerpc-binding0Upgrade libapparmor1-32bitUpgrade krb5Upgrade samba-ad-dcUpgrade libndr-standard0-32bitUpgrade sssd-krb5-commonUpgrade libapparmor-develUpgrade apparmor-docsUpgrade libsamba-credentials-develUpgrade sssd-commonUpgrade libndr-nbt0-32bitUpgrade libsss_idmap-develUpgrade libndr-krb5pac0Upgrade libsamba-passdb0-32bitUpgrade libldb-develUpgrade samba-docUpgrade python3-ldb-develUpgrade samba-ad-dc-libsUpgrade libwbclient0-32bitUpgrade samba-core-develUpgrade sssd-toolsUpgrade libdcerpc0Upgrade python3-talloc-32bitUpgrade samba-libs-python3-32bitUpgrade samba-winbindUpgrade libipa_hbac0Upgrade libnfsidmap-sssUpgrade ctdb-pcp-pmdaUpgrade sssd-proxyUpgrade libtevent0Upgrade samba-python3Upgrade libndr-krb5pac-develUpgrade samba-client-libsUpgrade libsamba-passdb0Upgrade libtdb1Upgrade libwbclient-develUpgrade python3-sss_nss_idmapUpgrade samba-pythonUpgrade apache2-mod_apparmorUpgrade krb5-mini-develUpgrade krb5-plugin-preauth-spakeUpgrade libtevent-util0Upgrade libldb2-32bitUpgrade libtalloc2Upgrade libsss_idmap0Upgrade libsmbldap2-32bitUpgrade apparmor-parser-langUpgrade krb5-miniUpgrade krb5-plugin-preauth-pkinitUpgrade krb5-clientUpgrade libndr-develUpgrade samba-cephUpgrade libtevent-util0-32bitUpgrade libapparmor1Upgrade libsss_simpleifp0Upgrade sambaUpgrade samba-ad-dc-libs-32bitUpgrade libtevent-develUpgrade krb5-32bitUpgrade libldb1-32bitUpgrade python3-tevent-32bitUpgrade libnetapi-devel-32bitUpgrade samba-libs-python3-64bitUpgrade samba-winbind-32bitUpgrade sssd-ipaUpgrade sssd-adUpgrade libndr1-32bitUpgrade samba-winbind-libs-32bitUpgrade libsmbldap-develUpgrade python3-tallocUpgrade libtalloc-develUpgrade samba-gpupdateUpgrade libsamba-errors0Upgrade sssd-dbusUpgrade samba-libs-64bitUpgrade samba-ldb-ldapUpgrade libndr-nbt0Upgrade libsamba-hostconfig0-32bitUpgrade samba-dsdb-modulesUpgrade libsamdb0Upgrade libdcerpc-develUpgrade samba-winbind-libsUpgrade libtdb1-32bitUpgrade samba-libs-python3Upgrade ctdb-testsUpgrade talloc-manUpgrade python3-ipa_hbacUpgrade libtalloc2-32bitUpgrade sssd-wbclientUpgrade libsamba-hostconfig-develUpgrade libsamba-policy0Upgrade libdcerpc-samr0-32bitUpgrade libsamba-policy-develUpgrade libsamba-hostconfig0Upgrade libnetapi-develUpgrade libnetapi0-32bitUpgrade ldb-toolsUpgrade apparmor-profilesUpgrade libsamba-policy0-python3-32bitUpgrade libsamdb-develUpgrade samba-client-32bitUpgrade python3-tdb-32bitUpgrade sssd-krb5Upgrade samba-develUpgrade samba-devel-32bitUpgrade libsmbconf0Upgrade libndr0Upgrade sssd-ldapUpgrade libdcerpc-samr0Upgrade libtevent0-32bitUpgrade libsamba-errors-develUpgrade libsss_nss_idmap-develUpgrade libsamba-errors0-32bitUpgrade libsmbclient-develUpgrade libndr-standard-develUpgrade apparmor-parserUpgrade libdcerpc0-32bitUpgrade libtdb-develUpgrade python3-apparmorUpgrade libsss_certmap0Upgrade libsamba-credentials0Upgrade pam_apparmorUpgrade python3-ldbUpgrade python3-ldb-32bitUpgrade python-ldb-develUpgrade tevent-manUpgrade libwbclient0Upgrade samba-clientUpgrade libldb1Upgrade python3-sss-murmurUpgrade libndr-nbt-develUpgrade libsss_nss_idmap0Upgrade libsamba-util-develUpgrade libndr0-32bitUpgrade sssdUpgrade python3-talloc-develUpgrade libsamba-policy0-python3-64bitUpgrade libsamba-policy-python3-develUpgrade samba-toolUpgrade libsss_simpleifp-develUpgrade samba-testUpgrade krb5-plugin-preauth-otpUpgrade libsamdb0-32bitUpgrade libdcerpc-binding0-32bitUpgrade libsamba-util0-32bitUpgrade apparmor-utils-langUpgrade perl-apparmorUpgrade apparmor-abstractionsUpgrade libnetapi0Upgrade libsmbconf0-32bitUpgrade libndr-standard0Upgrade python-ldbUpgrade libdcerpc-samr-develUpgrade samba-libsUpgrade libsamba-passdb-develUpgrade python3-sssd-configUpgrade libsamba-util0Upgrade ctdbUpgrade krb5-devel-32bitUpgrade samba-libs-pythonUpgrade libndr-krb5pac0-32bitUpgrade krb5-develUpgrade libsmbclient0-32bitUpgrade libipa_hbac-develUpgrade libsmbclient0Upgrade libsmbconf-develUpgrade krb5-plugin-kdb-ldapUpgrade libsamba-credentials0-32bitUpgrade tdb-toolsUpgrade ruby-apparmorUpgrade libtevent-util-develUpgrade samba-ad-dc-32bitUpgrade pam_apparmor-32bitUpgrade krb5-serverUpgrade libndr1Upgrade libsmbldap2Upgrade python3-teventUpgrade samba-client-libs-32bitUpgrade libsamba-policy0-python3Upgrade sssd-wbclient-develUpgrade libldb2Upgrade samba-client-64bitUpgrade libsss_certmap-develUpgrade samba-libs-32bit | Mar 25, 2021 | Mar 24, 2021 |
| Ubuntu | — | Upgrade libldb2Upgrade libldb1Upgrade libldb1 (Ubuntu Pro) | Mar 25, 2021 | Mar 24, 2021 |
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