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 libsmbclient-develUpgrade samba-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 ctdbUpgrade samba-pythonUpgrade samba-vfs-glusterfsUpgrade samba-winbindUpgrade sambaUpgrade samba-debuginfoUpgrade samba-develUpgrade libsmbclient-develUpgrade samba-test-libsUpgrade samba-common-libsUpgrade samba-python-testUpgrade samba-pidlUpgrade samba-dcUpgrade samba-commonUpgrade samba-dc-libsUpgrade ctdb-testsUpgrade samba-krb5-printingUpgrade samba-libsUpgrade samba-testUpgrade samba-common-toolsUpgrade samba-winbind-krb5-locatorUpgrade samba-clientUpgrade samba-winbind-clientsUpgrade libwbclient-develUpgrade libsmbclientUpgrade libwbclientUpgrade samba-winbind-modulesUpgrade samba-client-libs | Jan 8, 2021 | Oct 29, 2020 |
| Amazon_linux | — | Upgrade samba | Jan 15, 2021 | Oct 29, 2020 |
| Centos_linux | — | Upgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-python-testUpgrade sambaUpgrade samba-winbind-clientsUpgrade samba-winbind-krb5-locatorUpgrade samba-common-toolsUpgrade samba-dcUpgrade samba-winbindUpgrade samba-vfs-glusterfs-debuginfoUpgrade samba-winexeUpgrade libwbclient-develUpgrade libsmbclient-debuginfoUpgrade samba-commonUpgrade samba-winbind-modulesUpgrade ctdb-tests-debuginfoUpgrade samba-debugsourceUpgrade samba-pythonUpgrade openchange-client-debuginfoUpgrade samba-test-libs-debuginfoUpgrade libsmbclientUpgrade ctdbUpgrade samba-clientUpgrade libwbclient-debuginfoUpgrade samba-test-libsUpgrade samba-common-libs-debuginfoUpgrade samba-vfs-glusterfsUpgrade samba-winbind-debuginfoUpgrade samba-common-libsUpgrade samba-client-libs-debuginfoUpgrade python3-samba-testUpgrade samba-debuginfoUpgrade samba-dc-libsUpgrade samba-test-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade samba-testUpgrade samba-libs-debuginfoUpgrade samba-client-libsUpgrade samba-client-debuginfoUpgrade openchangeUpgrade ctdb-testsUpgrade ctdb-debuginfoUpgrade samba-krb5-printingUpgrade openchange-debugsourceUpgrade samba-pidlUpgrade samba-winbind-modules-debuginfoUpgrade python3-sambaUpgrade openchange-debuginfoUpgrade libwbclientUpgrade samba-libsUpgrade python3-samba-debuginfoUpgrade libsmbclient-develUpgrade samba-common-tools-debuginfoUpgrade samba-develUpgrade samba-krb5-printing-debuginfoUpgrade samba-winexe-debuginfo | Dec 21, 2020 | Oct 29, 2020 |
| Debian | — | Upgrade samba | Nov 24, 2020 | Oct 29, 2020 |
| Freebsd | — | Upgrade samba413Upgrade samba412Upgrade samba410Upgrade samba411 | 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-common-toolsUpgrade samba-pythonUpgrade samba-winbind-clientsUpgrade samba-winbind-modulesUpgrade samba-common-libsUpgrade libsmbclientUpgrade sambaUpgrade samba-clientUpgrade samba-client-libsUpgrade samba-libsUpgrade libwbclientUpgrade samba-common | Feb 22, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade sambaUpgrade samba-libsUpgrade samba-common-toolsUpgrade samba-winbindUpgrade libwbclientUpgrade samba-pythonUpgrade samba-winbind-modulesUpgrade libsmbclientUpgrade samba-commonUpgrade samba-clientUpgrade samba-common-libsUpgrade samba-winbind-clientsUpgrade samba-client-libs | Jan 20, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-winbindUpgrade samba-pythonUpgrade sambaUpgrade samba-winbind-clientsUpgrade samba-winbind-modulesUpgrade samba-client-libsUpgrade libsmbclientUpgrade samba-libsUpgrade samba-common-toolsUpgrade samba-commonUpgrade libwbclientUpgrade samba-common-libsUpgrade samba-client | Feb 3, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade samba-commonUpgrade samba-test-libsUpgrade samba-common-libsUpgrade python3-samba-testUpgrade samba-testUpgrade samba-pidlUpgrade samba-winbind-clientsUpgrade samba-clientUpgrade sambaUpgrade ctdbUpgrade samba-winbindUpgrade samba-dc-libsUpgrade samba-krb5-printingUpgrade libwbclientUpgrade python3-sambaUpgrade samba-winbind-krb5-locatorUpgrade samba-common-toolsUpgrade libsmbclientUpgrade samba-libsUpgrade python2-samba-testUpgrade ctdb-testsUpgrade python2-sambaUpgrade samba-client-libsUpgrade samba-winbind-modules | Dec 15, 2020 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade samba-common-toolsUpgrade samba-commonUpgrade samba-winbind-clientsUpgrade samba-libsUpgrade samba-clientUpgrade libsmbclientUpgrade sambaUpgrade libwbclientUpgrade samba-winbind-modulesUpgrade samba-winbind | 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-winbind-krb5-locatorUpgrade samba-clientUpgrade samba-client-libsUpgrade openchangeUpgrade samba-common-toolsUpgrade samba-testUpgrade libwbclient-develUpgrade samba-winbind-clientsUpgrade libsmbclientUpgrade ctdb-testsUpgrade samba-winbind-modulesUpgrade samba-common-libsUpgrade samba-commonUpgrade samba-python-testUpgrade samba-dc-libsUpgrade samba-dcUpgrade libwbclientUpgrade ctdbUpgrade samba-winbindUpgrade samba-pidlUpgrade python3-samba-testUpgrade python3-sambaUpgrade samba-winexeUpgrade sambaUpgrade samba-libsUpgrade samba-krb5-printingUpgrade samba-vfs-glusterfsUpgrade libsmbclient-develUpgrade samba-pythonUpgrade samba-develUpgrade samba-test-libs | Dec 17, 2020 | Oct 29, 2020 |
| Redhat_linux | — | Upgrade libsmbclientUpgrade samba-python-testUpgrade samba-common-libs-debuginfoUpgrade samba-vfs-glusterfs-debuginfoUpgrade python3-samba-testUpgrade samba-winbind-krb5-locatorUpgrade samba-pythonUpgrade libwbclient-develUpgrade ctdb-tests-debuginfoUpgrade samba-winbind-debuginfoUpgrade samba-debugsourceUpgrade samba-clientUpgrade samba-winbind-clientsUpgrade samba-debuginfoUpgrade samba-winexeUpgrade samba-client-libs-debuginfoUpgrade samba-dc-libsUpgrade samba-common-libsUpgrade samba-dcUpgrade libwbclient-debuginfoUpgrade openchange-client-debuginfoUpgrade ctdbUpgrade samba-common-toolsUpgrade samba-vfs-glusterfsUpgrade samba-commonUpgrade samba-winbindUpgrade samba-test-libs-debuginfoUpgrade samba-winbind-modulesUpgrade samba-test-libsUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-common-tools-debuginfoUpgrade ctdb-testsNo solution existsUpgrade samba-krb5-printingUpgrade samba-winbind-modules-debuginfoUpgrade openchangeUpgrade samba-libs-debuginfoUpgrade python3-sambaUpgrade libsmbclient-develUpgrade libwbclientUpgrade python3-samba-debuginfoUpgrade samba-winexe-debuginfoUpgrade samba-libsUpgrade samba-pidlUpgrade samba-client-libsUpgrade samba-client-debuginfoUpgrade libsmbclient-debuginfoUpgrade sambaUpgrade samba-testUpgrade samba-develUpgrade samba-test-debuginfoUpgrade ctdb-debuginfoUpgrade samba-krb5-printing-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade openchange-debuginfoUpgrade openchange-debugsource | Dec 21, 2020 | Oct 29, 2020 |
| Rocky_linux | — | Upgrade openchangeUpgrade openchange-debuginfoUpgrade samba-client-libs-debuginfoUpgrade samba-libsUpgrade samba-winbind-clients-debuginfoUpgrade samba-winbind-modulesUpgrade samba-common-toolsUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-client-debuginfoUpgrade samba-winbind-clientsUpgrade samba-winexeUpgrade libsmbclient-develUpgrade samba-winbind-krb5-locatorUpgrade samba-common-tools-debuginfoUpgrade libsmbclientUpgrade samba-clientUpgrade python3-samba-testUpgrade samba-krb5-printing-debuginfoUpgrade samba-test-libsUpgrade samba-common-libsUpgrade openchange-debugsourceUpgrade samba-winbind-debuginfoUpgrade python3-samba-debuginfoUpgrade samba-debugsourceUpgrade libwbclient-develUpgrade samba-testUpgrade python3-sambaUpgrade samba-client-libsUpgrade samba-develUpgrade libwbclient-debuginfoUpgrade samba-krb5-printingUpgrade samba-common-libs-debuginfoUpgrade sambaUpgrade samba-debuginfoUpgrade samba-winexe-debuginfoUpgrade samba-winbind-modules-debuginfoUpgrade libwbclientUpgrade libsmbclient-debuginfoUpgrade samba-winbindUpgrade ctdbUpgrade ctdb-testsUpgrade ctdb-debuginfoUpgrade samba-libs-debuginfoUpgrade samba-test-libs-debuginfoUpgrade samba-test-debuginfoUpgrade ctdb-tests-debuginfo | Mar 12, 2024 | Oct 29, 2020 |
| Samba | — | Upgrade to Samba 4.13.1 or later.Upgrade to Samba 4.12.9 or later.Upgrade to Samba 4.11.15 or later. | Nov 26, 2020 | Oct 29, 2020 |
| Suse | — | Upgrade libsamba-errors0Upgrade samba-libs-python3-32bitUpgrade libsmbclient0-32bitUpgrade libsmbconf0Upgrade libsamba-credentials0-32bitUpgrade libsmbldap2-32bitUpgrade samba-clientUpgrade libdcerpc-binding0-32bitUpgrade libndr1Upgrade libdcerpc0Upgrade libndr1-32bitUpgrade libsamba-util0Upgrade libsamba-credentials-develUpgrade libdcerpc-binding0Upgrade libdcerpc-develUpgrade libtdb1-32bitUpgrade samba-python3Upgrade libndr-nbt0-32bitUpgrade samba-ad-dcUpgrade libwbclient-develUpgrade libsamba-policy-python-develUpgrade libsamdb0Upgrade libsamba-policy-develUpgrade samba-core-develUpgrade libndr-nbt0Upgrade samba-winbind-32bitUpgrade libnetapi-devel-32bitUpgrade libsmbconf-develUpgrade sambaUpgrade libndr-nbt-develUpgrade samba-cephUpgrade libsamba-passdb0Upgrade libsamba-policy-python3-develUpgrade libndr0Upgrade libndr-krb5pac-develUpgrade libnetapi0-32bitUpgrade libsamba-passdb0-32bitUpgrade samba-winbindUpgrade libndr-krb5pac0Upgrade libndr-krb5pac0-32bitUpgrade libsamba-hostconfig-develUpgrade libndr-develUpgrade libsmbconf0-32bitUpgrade libdcerpc-samr-develUpgrade libwbclient0-32bitUpgrade samba-libs-python3Upgrade libsmbclient0Upgrade libsmbldap0Upgrade libnetapi-develUpgrade libsamba-hostconfig0-32bitUpgrade samba-krb-printingUpgrade samba-ad-dc-32bitUpgrade libdcerpc0-32bitUpgrade ctdb-pcp-pmdaUpgrade samba-pythonUpgrade libdcerpc-samr0-32bitUpgrade ctdbUpgrade libsamba-errors-develUpgrade libndr0-32bitUpgrade libndr-standard0Upgrade libsamba-errors0-32bitUpgrade samba-docUpgrade libsmbldap2Upgrade libsamba-util-develUpgrade libsamba-credentials0Upgrade samba-client-32bitUpgrade libwbclient0Upgrade libtevent-util0-32bitUpgrade ctdb-testsUpgrade libndr-standard-develUpgrade libnetapi0Upgrade libtevent-util-develUpgrade libsamdb0-32bitUpgrade samba-libsUpgrade libsamba-hostconfig0Upgrade libtalloc2-32bitUpgrade libtevent-util0Upgrade libsmbclient-develUpgrade samba-32bitUpgrade libsamba-policy0-32bitUpgrade libsamba-util0-32bitUpgrade libsamba-policy0-python3-32bitUpgrade libsmbldap-develUpgrade libndr-standard0-32bitUpgrade libldb1Upgrade samba-testUpgrade ldapsmbUpgrade libdcerpc-samr0Upgrade samba-libs-python-32bitUpgrade libtevent0-32bitUpgrade samba-libs-pythonUpgrade libtevent0Upgrade samba-libs-32bitUpgrade samba-dsdb-modulesUpgrade libtdb1Upgrade libsamdb-develUpgrade libsamba-passdb-develUpgrade libsamba-policy0-python3Upgrade libsamba-policy0Upgrade libtalloc2Upgrade libsmbldap0-32bitUpgrade samba-pidl | Jan 22, 2021 | Oct 29, 2020 |
| Ubuntu | — | Upgrade samba (Ubuntu Pro)Upgrade samba | May 4, 2021 | Oct 29, 2020 |
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