A null pointer dereference flaw was found in samba's Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade samba-develUpgrade libsmbclient-develUpgrade openchangeUpgrade libwbclient-devel | May 4, 2022 | Oct 29, 2020 |
| Alpine Linux | — | Upgrade samba | Mar 26, 2024 | Oct 29, 2020 |
| Amazon Linux Ami 2 | — | Upgrade samba-common-libsUpgrade samba-test-libsUpgrade samba-vfs-glusterfsUpgrade samba-debuginfoUpgrade samba-pythonUpgrade samba-dcUpgrade samba-winbindUpgrade samba-commonUpgrade libsmbclient-develUpgrade ctdbUpgrade samba-dc-libsUpgrade samba-develUpgrade samba-pidlUpgrade samba-python-testUpgrade sambaUpgrade ctdb-testsUpgrade libwbclientUpgrade libsmbclientUpgrade samba-client-libsUpgrade samba-clientUpgrade samba-krb5-printingUpgrade samba-testUpgrade libwbclient-develUpgrade samba-winbind-modulesUpgrade samba-libsUpgrade samba-winbind-krb5-locatorUpgrade samba-common-toolsUpgrade samba-winbind-clients | Jan 8, 2021 | Oct 29, 2020 |
| Amazon_linux | — | Upgrade samba | Jan 15, 2021 | Oct 29, 2020 |
| Centos_linux | — | Upgrade python3-samba-testUpgrade samba-winbindUpgrade libwbclient-debuginfoUpgrade samba-client-libs-debuginfoUpgrade samba-common-toolsUpgrade samba-test-libsUpgrade samba-vfs-glusterfsUpgrade samba-winbind-clientsUpgrade samba-winbind-krb5-locatorUpgrade ctdbUpgrade samba-dcUpgrade samba-test-libs-debuginfoUpgrade samba-dc-libsUpgrade libwbclient-develUpgrade samba-common-libsUpgrade samba-winbind-modulesUpgrade samba-commonUpgrade samba-winbind-debuginfoUpgrade samba-common-libs-debuginfoUpgrade samba-python-testUpgrade samba-winbind-krb5-locator-debuginfoUpgrade openchange-client-debuginfoUpgrade samba-vfs-glusterfs-debuginfoUpgrade ctdb-tests-debuginfoUpgrade samba-debugsourceUpgrade samba-winexeUpgrade libsmbclientUpgrade samba-debuginfoUpgrade samba-clientUpgrade sambaUpgrade libsmbclient-debuginfoUpgrade samba-pythonUpgrade samba-winbind-modules-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade samba-winexe-debuginfoUpgrade samba-libs-debuginfoUpgrade samba-client-debuginfoUpgrade openchangeUpgrade ctdb-testsUpgrade ctdb-debuginfoUpgrade samba-test-debuginfoUpgrade samba-client-libsUpgrade openchange-debugsourceUpgrade samba-common-tools-debuginfoUpgrade samba-develUpgrade python3-sambaUpgrade openchange-debuginfoUpgrade libsmbclient-develUpgrade samba-testUpgrade samba-krb5-printing-debuginfoUpgrade samba-libsUpgrade python3-samba-debuginfoUpgrade samba-pidlUpgrade libwbclientUpgrade samba-krb5-printing | Dec 21, 2020 | Oct 29, 2020 |
| Debian | — | Upgrade samba | Nov 24, 2020 | Oct 29, 2020 |
| Freebsd | — | Upgrade samba411Upgrade samba413Upgrade samba410Upgrade samba412 | Dec 10, 2025 | Oct 30, 2020 |
| Gentoo Linux | — | Upgrade net-fs/samba. | Dec 29, 2020 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp2 | — | Upgrade samba-winbindUpgrade samba-winbind-modulesUpgrade samba-common-toolsUpgrade samba-pythonUpgrade samba-winbind-clientsUpgrade libsmbclientUpgrade sambaUpgrade samba-common-libsUpgrade samba-clientUpgrade samba-client-libsUpgrade libwbclientUpgrade samba-commonUpgrade samba-libs | Feb 22, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade samba-pythonUpgrade samba-common-toolsUpgrade sambaUpgrade samba-winbindUpgrade samba-commonUpgrade libwbclientUpgrade samba-common-libsUpgrade samba-clientUpgrade samba-winbind-modulesUpgrade samba-client-libsUpgrade samba-libsUpgrade libsmbclientUpgrade samba-winbind-clients | Jan 20, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-winbindUpgrade samba-client-libsUpgrade samba-winbind-clientsUpgrade libsmbclientUpgrade samba-winbind-modulesUpgrade sambaUpgrade samba-pythonUpgrade samba-clientUpgrade libwbclientUpgrade samba-libsUpgrade samba-common-toolsUpgrade samba-commonUpgrade samba-common-libs | Feb 3, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade samba-testUpgrade samba-clientUpgrade samba-commonUpgrade samba-pidlUpgrade samba-common-libsUpgrade samba-test-libsUpgrade samba-winbindUpgrade python3-samba-testUpgrade sambaUpgrade samba-dc-libsUpgrade ctdbUpgrade samba-winbind-clientsUpgrade python2-sambaUpgrade python3-sambaUpgrade ctdb-testsUpgrade samba-winbind-krb5-locatorUpgrade samba-client-libsUpgrade samba-winbind-modulesUpgrade samba-common-toolsUpgrade libwbclientUpgrade libsmbclientUpgrade samba-krb5-printingUpgrade samba-libsUpgrade python2-samba-test | Dec 15, 2020 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade samba-libsUpgrade samba-common-toolsUpgrade samba-winbind-clientsUpgrade samba-clientUpgrade samba-commonUpgrade samba-winbindUpgrade samba-winbind-modulesUpgrade sambaUpgrade libsmbclientUpgrade libwbclient | Dec 1, 2020 | Oct 29, 2020 |
| Oracle Solaris | — | Upgrade library/samba/libsmbclient to version 4.13.1-11.4.30.0.1.88.0 on Solaris 11.4Upgrade service/network/samba to version 4.13.1-11.4.30.0.1.88.0 on Solaris 11.4 | Feb 17, 2021 | Oct 29, 2020 |
| Oracle_linux | — | Upgrade samba-pythonUpgrade samba-develUpgrade samba-libsUpgrade samba-vfs-glusterfsUpgrade samba-krb5-printingUpgrade samba-test-libsUpgrade samba-dc-libsUpgrade ctdbUpgrade samba-python-testUpgrade python3-sambaUpgrade samba-dcUpgrade libsmbclient-develUpgrade samba-pidlUpgrade samba-winexeUpgrade samba-commonUpgrade samba-common-libsUpgrade sambaUpgrade libwbclientUpgrade python3-samba-testUpgrade samba-winbindUpgrade libwbclient-develUpgrade samba-clientUpgrade samba-winbind-krb5-locatorUpgrade samba-client-libsUpgrade samba-winbind-clientsUpgrade libsmbclientUpgrade samba-winbind-modulesUpgrade ctdb-testsUpgrade samba-common-toolsUpgrade openchangeUpgrade samba-test | Dec 17, 2020 | Oct 29, 2020 |
| Redhat_linux | — | Upgrade samba-winbind-debuginfoUpgrade samba-winbind-clientsUpgrade samba-vfs-glusterfsUpgrade openchange-client-debuginfoUpgrade samba-pythonUpgrade samba-winbind-modulesUpgrade python3-samba-testUpgrade samba-python-testUpgrade samba-debuginfoUpgrade samba-vfs-glusterfs-debuginfoUpgrade samba-dc-libsUpgrade ctdb-tests-debuginfoUpgrade samba-winexeUpgrade samba-common-toolsUpgrade samba-common-libs-debuginfoUpgrade samba-winbindUpgrade libwbclient-debuginfoUpgrade samba-common-libsUpgrade ctdbUpgrade samba-commonUpgrade samba-clientUpgrade samba-test-libs-debuginfoUpgrade samba-winbind-krb5-locatorUpgrade samba-dcUpgrade samba-test-libsUpgrade libsmbclientUpgrade libwbclient-develUpgrade samba-debugsourceUpgrade samba-client-libs-debuginfoUpgrade python3-samba-debuginfoUpgrade samba-develUpgrade samba-winbind-modules-debuginfoUpgrade libsmbclient-debuginfoUpgrade openchange-debuginfoUpgrade samba-winexe-debuginfoUpgrade samba-test-debuginfoNo solution existsUpgrade libsmbclient-develUpgrade samba-winbind-clients-debuginfoUpgrade ctdb-testsUpgrade samba-common-tools-debuginfoUpgrade samba-winbind-krb5-locator-debuginfoUpgrade ctdb-debuginfoUpgrade openchange-debugsourceUpgrade samba-client-debuginfoUpgrade samba-krb5-printingUpgrade openchangeUpgrade samba-krb5-printing-debuginfoUpgrade sambaUpgrade libwbclientUpgrade samba-client-libsUpgrade samba-libs-debuginfoUpgrade samba-testUpgrade python3-sambaUpgrade samba-pidlUpgrade samba-libs | Dec 21, 2020 | Oct 29, 2020 |
| Rocky_linux | — | Upgrade samba-client-libsUpgrade samba-testUpgrade python3-sambaUpgrade samba-develUpgrade ctdb-tests-debuginfoUpgrade samba-test-libs-debuginfoUpgrade libwbclient-develUpgrade samba-winbindUpgrade samba-test-debuginfoUpgrade samba-libs-debuginfoUpgrade samba-winbind-modules-debuginfoUpgrade libsmbclient-debuginfoUpgrade ctdbUpgrade ctdb-testsUpgrade sambaUpgrade libwbclient-debuginfoUpgrade samba-winexe-debuginfoUpgrade ctdb-debuginfoUpgrade samba-common-libs-debuginfoUpgrade libwbclientUpgrade samba-debugsourceUpgrade samba-debuginfoUpgrade samba-krb5-printingUpgrade samba-client-debuginfoUpgrade samba-winbind-modulesUpgrade samba-winbind-debuginfoUpgrade samba-krb5-printing-debuginfoUpgrade samba-common-tools-debuginfoUpgrade openchange-debugsourceUpgrade samba-clientUpgrade samba-winbind-krb5-locatorUpgrade openchange-debuginfoUpgrade samba-winbind-clientsUpgrade python3-samba-debuginfoUpgrade samba-libsUpgrade libsmbclientUpgrade samba-winexeUpgrade samba-test-libsUpgrade samba-winbind-clients-debuginfoUpgrade samba-client-libs-debuginfoUpgrade samba-winbind-krb5-locator-debuginfoUpgrade openchangeUpgrade samba-common-toolsUpgrade python3-samba-testUpgrade libsmbclient-develUpgrade samba-common-libs | Mar 12, 2024 | Oct 29, 2020 |
| Samba | — | Upgrade to Samba 4.11.15 or later.Upgrade to Samba 4.13.1 or later.Upgrade to Samba 4.12.9 or later. | Nov 26, 2020 | Oct 29, 2020 |
| Suse | — | Upgrade libtevent-util0Upgrade libsamba-policy0Upgrade libsmbclient-develUpgrade libsamdb-develUpgrade samba-libs-32bitUpgrade libsamba-policy0-python3-32bitUpgrade libsmbldap-develUpgrade libtdb1Upgrade libsamba-credentials0Upgrade libtevent0Upgrade libsamba-policy0-python3Upgrade samba-libs-python-32bitUpgrade samba-testUpgrade samba-32bitUpgrade ldapsmbUpgrade libwbclient0Upgrade libndr-standard0-32bitUpgrade libsmbldap0-32bitUpgrade libsamba-util0-32bitUpgrade libtevent0-32bitUpgrade libtalloc2-32bitUpgrade libldb1Upgrade libsamdb0-32bitUpgrade libsamba-util-develUpgrade samba-client-32bitUpgrade samba-libsUpgrade samba-libs-pythonUpgrade libndr-standard-develUpgrade libtalloc2Upgrade libnetapi0Upgrade libdcerpc-samr0Upgrade libtevent-util0-32bitUpgrade libsamba-passdb-develUpgrade libsamba-hostconfig0Upgrade ctdb-testsUpgrade libsamba-policy0-32bitUpgrade samba-pidlUpgrade libtevent-util-develUpgrade samba-dsdb-modulesUpgrade libsamba-hostconfig-develUpgrade samba-libs-python3-32bitUpgrade libsmbclient0-32bitUpgrade libsamba-hostconfig0-32bitUpgrade libsamba-errors-develUpgrade samba-docUpgrade libsamba-errors0-32bitUpgrade libsmbconf0-32bitUpgrade samba-cephUpgrade libnetapi0-32bitUpgrade libndr-develUpgrade samba-pythonUpgrade libdcerpc0-32bitUpgrade libsamba-passdb0-32bitUpgrade libndr0-32bitUpgrade libdcerpc-samr-develUpgrade libsamba-errors0Upgrade libdcerpc0Upgrade libndr0Upgrade libsamba-credentials0-32bitUpgrade libsamba-util0Upgrade libsamba-policy-python3-develUpgrade libtdb1-32bitUpgrade libsmbldap2-32bitUpgrade libndr-nbt0Upgrade libndr-nbt-develUpgrade libnetapi-devel-32bitUpgrade libdcerpc-binding0-32bitUpgrade libndr-nbt0-32bitUpgrade samba-winbind-32bitUpgrade samba-clientUpgrade libsamba-credentials-develUpgrade libsamba-policy-python-develUpgrade libndr1Upgrade libdcerpc-develUpgrade libdcerpc-binding0Upgrade libsamba-policy-develUpgrade samba-ad-dcUpgrade samba-python3Upgrade sambaUpgrade libsmbconf0Upgrade libsamdb0Upgrade libndr1-32bitUpgrade libndr-krb5pac-develUpgrade libndr-krb5pac0-32bitUpgrade libsmbldap2Upgrade libdcerpc-samr0-32bitUpgrade ctdbUpgrade libndr-krb5pac0Upgrade libwbclient-develUpgrade samba-core-develUpgrade samba-winbindUpgrade libwbclient0-32bitUpgrade libsmbconf-develUpgrade libsmbldap0Upgrade libsamba-passdb0Upgrade libnetapi-develUpgrade libndr-standard0Upgrade samba-libs-python3Upgrade libsmbclient0Upgrade ctdb-pcp-pmdaUpgrade samba-ad-dc-32bitUpgrade samba-krb-printing | Jan 22, 2021 | Oct 29, 2020 |
| Ubuntu | — | Upgrade samba (Ubuntu Pro)Upgrade samba | May 4, 2021 | Oct 29, 2020 |
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