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 libwbclient-develUpgrade samba-develUpgrade libsmbclient-develUpgrade openchange | May 4, 2022 | Oct 29, 2020 |
| Alpine Linux | — | Upgrade samba | Mar 26, 2024 | Oct 29, 2020 |
| Amazon Linux Ami 2 | — | Upgrade samba-pythonUpgrade samba-vfs-glusterfsUpgrade samba-winbindUpgrade libsmbclient-develUpgrade samba-common-libsUpgrade sambaUpgrade ctdbUpgrade samba-commonUpgrade samba-dc-libsUpgrade samba-test-libsUpgrade samba-dcUpgrade samba-develUpgrade samba-pidlUpgrade samba-debuginfoUpgrade samba-python-testUpgrade samba-winbind-krb5-locatorUpgrade samba-krb5-printingUpgrade samba-winbind-modulesUpgrade samba-clientUpgrade samba-winbind-clientsUpgrade libwbclient-develUpgrade libwbclientUpgrade samba-common-toolsUpgrade samba-libsUpgrade samba-testUpgrade libsmbclientUpgrade ctdb-testsUpgrade samba-client-libs | Jan 8, 2021 | Oct 29, 2020 |
| Amazon_linux | — | Upgrade samba | Jan 15, 2021 | Oct 29, 2020 |
| Centos_linux | — | Upgrade ctdb-testsUpgrade openchangeUpgrade samba-client-debuginfoUpgrade samba-krb5-printing-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade libsmbclient-develUpgrade samba-libs-debuginfoUpgrade samba-winexe-debuginfoUpgrade ctdb-debuginfoUpgrade samba-client-libsUpgrade samba-pidlUpgrade samba-common-tools-debuginfoUpgrade samba-winbind-modules-debuginfoUpgrade samba-develUpgrade libwbclientUpgrade openchange-debuginfoUpgrade python3-sambaUpgrade samba-krb5-printingUpgrade samba-testUpgrade samba-test-debuginfoUpgrade python3-samba-debuginfoUpgrade samba-libsUpgrade openchange-debugsourceUpgrade samba-vfs-glusterfs-debuginfoUpgrade samba-winbind-krb5-locator-debuginfoUpgrade sambaUpgrade samba-python-testUpgrade libwbclient-develUpgrade samba-winbind-debuginfoUpgrade samba-dc-libsUpgrade samba-winbind-modulesUpgrade samba-winexeUpgrade samba-winbindUpgrade samba-commonUpgrade samba-dcUpgrade samba-vfs-glusterfsUpgrade samba-test-libsUpgrade samba-common-toolsUpgrade samba-client-libs-debuginfoUpgrade libwbclient-debuginfoUpgrade samba-debugsourceUpgrade samba-clientUpgrade ctdb-tests-debuginfoUpgrade samba-common-libsUpgrade python3-samba-testUpgrade samba-common-libs-debuginfoUpgrade samba-winbind-krb5-locatorUpgrade samba-winbind-clientsUpgrade samba-pythonUpgrade samba-debuginfoUpgrade openchange-client-debuginfoUpgrade samba-test-libs-debuginfoUpgrade libsmbclient-debuginfoUpgrade libsmbclientUpgrade ctdb | Dec 21, 2020 | Oct 29, 2020 |
| Debian | — | Upgrade samba | Nov 24, 2020 | Oct 29, 2020 |
| Freebsd | — | Upgrade samba411Upgrade samba410Upgrade samba413Upgrade 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-libsUpgrade samba-commonUpgrade samba-client-libsUpgrade libwbclientUpgrade samba-winbindUpgrade samba-pythonUpgrade samba-common-libsUpgrade sambaUpgrade libsmbclientUpgrade samba-clientUpgrade samba-winbind-clientsUpgrade samba-winbind-modulesUpgrade samba-common-tools | Feb 22, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade libsmbclientUpgrade sambaUpgrade samba-clientUpgrade samba-winbindUpgrade samba-libsUpgrade samba-commonUpgrade samba-common-libsUpgrade libwbclientUpgrade samba-common-toolsUpgrade samba-pythonUpgrade samba-winbind-modulesUpgrade samba-client-libsUpgrade samba-winbind-clients | Jan 20, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-winbindUpgrade samba-winbind-modulesUpgrade sambaUpgrade libsmbclientUpgrade samba-client-libsUpgrade samba-pythonUpgrade samba-winbind-clientsUpgrade samba-clientUpgrade libwbclientUpgrade samba-common-libsUpgrade samba-commonUpgrade samba-common-toolsUpgrade samba-libs | Feb 3, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade samba-winbindUpgrade samba-test-libsUpgrade sambaUpgrade samba-testUpgrade samba-commonUpgrade ctdbUpgrade samba-common-libsUpgrade samba-clientUpgrade samba-dc-libsUpgrade python3-samba-testUpgrade samba-pidlUpgrade samba-winbind-clientsUpgrade python2-samba-testUpgrade ctdb-testsUpgrade samba-winbind-modulesUpgrade samba-winbind-krb5-locatorUpgrade samba-client-libsUpgrade libwbclientUpgrade samba-common-toolsUpgrade samba-libsUpgrade samba-krb5-printingUpgrade python2-sambaUpgrade libsmbclientUpgrade python3-samba | Dec 15, 2020 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade samba-libsUpgrade samba-commonUpgrade samba-winbind-clientsUpgrade samba-common-toolsUpgrade samba-clientUpgrade libsmbclientUpgrade libwbclientUpgrade samba-winbindUpgrade samba-winbind-modulesUpgrade samba | 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-winexeUpgrade samba-vfs-glusterfsUpgrade samba-test-libsUpgrade samba-common-libsUpgrade samba-krb5-printingUpgrade samba-commonUpgrade ctdbUpgrade samba-python-testUpgrade python3-samba-testUpgrade sambaUpgrade libwbclientUpgrade samba-pidlUpgrade samba-winbindUpgrade samba-libsUpgrade libsmbclient-develUpgrade samba-pythonUpgrade samba-develUpgrade samba-dcUpgrade python3-sambaUpgrade samba-dc-libsUpgrade samba-winbind-clientsUpgrade libsmbclientUpgrade samba-clientUpgrade samba-client-libsUpgrade libwbclient-develUpgrade samba-testUpgrade samba-winbind-krb5-locatorUpgrade ctdb-testsUpgrade samba-common-toolsUpgrade openchangeUpgrade samba-winbind-modules | Dec 17, 2020 | Oct 29, 2020 |
| Redhat_linux | — | Upgrade samba-common-libsUpgrade samba-clientUpgrade libsmbclientUpgrade samba-dc-libsUpgrade samba-debuginfoUpgrade samba-pythonUpgrade libwbclient-debuginfoUpgrade samba-vfs-glusterfsUpgrade samba-winexeUpgrade samba-winbind-modulesUpgrade openchange-client-debuginfoUpgrade samba-common-toolsUpgrade samba-winbindUpgrade samba-test-libsUpgrade samba-winbind-debuginfoUpgrade samba-vfs-glusterfs-debuginfoUpgrade python3-samba-testUpgrade libwbclient-develUpgrade ctdbUpgrade samba-debugsourceUpgrade samba-python-testUpgrade samba-winbind-clientsUpgrade samba-dcUpgrade ctdb-tests-debuginfoUpgrade samba-common-libs-debuginfoUpgrade samba-test-libs-debuginfoUpgrade samba-commonUpgrade samba-client-libs-debuginfoUpgrade samba-winbind-krb5-locatorUpgrade samba-winbind-modules-debuginfoUpgrade samba-client-libsUpgrade samba-krb5-printingUpgrade libsmbclient-debuginfoUpgrade python3-sambaUpgrade openchange-debugsourceUpgrade samba-client-debuginfoUpgrade samba-common-tools-debuginfoUpgrade samba-libs-debuginfoUpgrade sambaUpgrade samba-libsNo solution existsUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-develUpgrade libsmbclient-develUpgrade samba-test-debuginfoUpgrade python3-samba-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade libwbclientUpgrade samba-pidlUpgrade openchangeUpgrade samba-winexe-debuginfoUpgrade ctdb-testsUpgrade openchange-debuginfoUpgrade samba-krb5-printing-debuginfoUpgrade ctdb-debuginfoUpgrade samba-test | Dec 21, 2020 | Oct 29, 2020 |
| Rocky_linux | — | Upgrade ctdb-tests-debuginfoUpgrade python3-sambaUpgrade samba-develUpgrade libsmbclient-debuginfoUpgrade samba-testUpgrade samba-test-libs-debuginfoUpgrade samba-libs-debuginfoUpgrade samba-common-libs-debuginfoUpgrade samba-krb5-printingUpgrade ctdb-debuginfoUpgrade libwbclient-develUpgrade samba-debuginfoUpgrade libwbclientUpgrade samba-winbind-modules-debuginfoUpgrade samba-client-libsUpgrade sambaUpgrade ctdbUpgrade samba-winbindUpgrade libwbclient-debuginfoUpgrade ctdb-testsUpgrade samba-debugsourceUpgrade samba-test-debuginfoUpgrade samba-winexe-debuginfoUpgrade samba-clientUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade libsmbclient-develUpgrade samba-common-tools-debuginfoUpgrade openchange-debuginfoUpgrade samba-winbind-modulesUpgrade samba-winexeUpgrade libsmbclientUpgrade samba-client-libs-debuginfoUpgrade samba-libsUpgrade python3-samba-testUpgrade openchangeUpgrade samba-winbind-krb5-locatorUpgrade samba-winbind-debuginfoUpgrade samba-winbind-clientsUpgrade samba-client-debuginfoUpgrade openchange-debugsourceUpgrade samba-common-libsUpgrade samba-krb5-printing-debuginfoUpgrade python3-samba-debuginfoUpgrade samba-common-toolsUpgrade samba-test-libs | Mar 12, 2024 | Oct 29, 2020 |
| Samba | — | Upgrade to Samba 4.11.15 or later.Upgrade to Samba 4.12.9 or later.Upgrade to Samba 4.13.1 or later. | Nov 26, 2020 | Oct 29, 2020 |
| Suse | — | Upgrade libsamdb-develUpgrade libdcerpc-samr0Upgrade libtalloc2Upgrade samba-libs-python-32bitUpgrade libsamba-passdb-develUpgrade ctdb-testsUpgrade libtevent-util0-32bitUpgrade libwbclient0Upgrade libtevent-util-develUpgrade libsamba-util-develUpgrade samba-libs-pythonUpgrade libsamba-policy0-32bitUpgrade libndr-standard-develUpgrade samba-client-32bitUpgrade samba-libsUpgrade libsamba-util0-32bitUpgrade libtevent0Upgrade samba-pidlUpgrade libtevent-util0Upgrade samba-testUpgrade libsamba-policy0-python3-32bitUpgrade libldb1Upgrade samba-32bitUpgrade ldapsmbUpgrade libsamba-policy0-python3Upgrade libsmbclient-develUpgrade libsamba-hostconfig0Upgrade libtalloc2-32bitUpgrade libsamba-policy0Upgrade libsamba-credentials0Upgrade samba-dsdb-modulesUpgrade samba-libs-32bitUpgrade libsmbldap0-32bitUpgrade libtdb1Upgrade libsamdb0-32bitUpgrade libtevent0-32bitUpgrade libnetapi0Upgrade libndr-standard0-32bitUpgrade libsmbldap-develUpgrade libsamba-errors-develUpgrade libsmbconf-develUpgrade samba-core-develUpgrade libsmbclient0Upgrade ctdb-pcp-pmdaUpgrade libsamba-hostconfig0-32bitUpgrade libsamba-hostconfig-develUpgrade samba-krb-printingUpgrade samba-docUpgrade samba-clientUpgrade libsmbconf0-32bitUpgrade samba-winbind-32bitUpgrade libndr-krb5pac0-32bitUpgrade libdcerpc-binding0-32bitUpgrade libdcerpc0-32bitUpgrade libsamba-policy-develUpgrade libsmbconf0Upgrade libwbclient0-32bitUpgrade samba-python3Upgrade libnetapi-develUpgrade libdcerpc-develUpgrade samba-ad-dc-32bitUpgrade libndr-nbt-develUpgrade libdcerpc-samr-develUpgrade samba-cephUpgrade libsamba-errors0Upgrade libndr-krb5pac-develUpgrade libsamba-util0Upgrade libsmbclient0-32bitUpgrade libndr0Upgrade libtdb1-32bitUpgrade libsamba-passdb0-32bitUpgrade libndr-develUpgrade libdcerpc0Upgrade libsamba-policy-python-develUpgrade libsamba-credentials0-32bitUpgrade libsamba-policy-python3-develUpgrade libsamba-credentials-develUpgrade libndr1Upgrade samba-winbindUpgrade libsmbldap0Upgrade libndr-standard0Upgrade samba-ad-dcUpgrade libsamdb0Upgrade sambaUpgrade libdcerpc-binding0Upgrade libwbclient-develUpgrade libndr-nbt0-32bitUpgrade libndr1-32bitUpgrade samba-libs-python3Upgrade samba-libs-python3-32bitUpgrade libsamba-passdb0Upgrade ctdbUpgrade libdcerpc-samr0-32bitUpgrade samba-pythonUpgrade libsmbldap2Upgrade libsamba-errors0-32bitUpgrade libndr-krb5pac0Upgrade libnetapi-devel-32bitUpgrade libndr-nbt0Upgrade libndr0-32bitUpgrade libnetapi0-32bitUpgrade libsmbldap2-32bit | Jan 22, 2021 | Oct 29, 2020 |
| Ubuntu | — | Upgrade samba (Ubuntu Pro)Upgrade samba | May 4, 2021 | Oct 29, 2020 |
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