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 openchangeUpgrade libsmbclient-develUpgrade libwbclient-devel | May 4, 2022 | Oct 29, 2020 |
| Alpine Linux | — | Upgrade samba | Mar 26, 2024 | Oct 29, 2020 |
| Amazon Linux Ami 2 | — | Upgrade samba-winbindUpgrade samba-debuginfoUpgrade samba-dcUpgrade sambaUpgrade samba-test-libsUpgrade ctdbUpgrade samba-commonUpgrade samba-common-libsUpgrade libsmbclient-develUpgrade samba-pythonUpgrade samba-dc-libsUpgrade samba-python-testUpgrade samba-pidlUpgrade samba-develUpgrade samba-vfs-glusterfsUpgrade samba-client-libsUpgrade samba-clientUpgrade samba-winbind-krb5-locatorUpgrade ctdb-testsUpgrade libwbclient-develUpgrade samba-winbind-clientsUpgrade samba-common-toolsUpgrade samba-libsUpgrade samba-krb5-printingUpgrade libwbclientUpgrade samba-testUpgrade libsmbclientUpgrade samba-winbind-modules | Jan 8, 2021 | Oct 29, 2020 |
| Amazon_linux | — | Upgrade samba | Jan 15, 2021 | Oct 29, 2020 |
| Centos_linux | — | Upgrade samba-testUpgrade libwbclientUpgrade openchange-debugsourceUpgrade samba-krb5-printingUpgrade python3-sambaUpgrade samba-pidlUpgrade openchange-debuginfoUpgrade ctdb-testsUpgrade samba-winexe-debuginfoUpgrade libsmbclient-develUpgrade ctdb-debuginfoUpgrade samba-krb5-printing-debuginfoUpgrade samba-test-debuginfoUpgrade python3-samba-debuginfoUpgrade samba-client-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade samba-client-libsUpgrade samba-libs-debuginfoUpgrade openchangeUpgrade samba-winbind-modules-debuginfoUpgrade samba-common-tools-debuginfoUpgrade samba-libsUpgrade samba-develUpgrade samba-common-libsUpgrade python3-samba-testUpgrade samba-winbind-modulesUpgrade samba-clientUpgrade samba-vfs-glusterfsUpgrade samba-test-libsUpgrade samba-common-toolsUpgrade samba-client-libs-debuginfoUpgrade libwbclient-debuginfoUpgrade sambaUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-python-testUpgrade samba-common-libs-debuginfoUpgrade samba-winexeUpgrade samba-winbindUpgrade samba-dcUpgrade samba-commonUpgrade ctdbUpgrade libsmbclient-debuginfoUpgrade libsmbclientUpgrade libwbclient-develUpgrade samba-dc-libsUpgrade samba-vfs-glusterfs-debuginfoUpgrade samba-test-libs-debuginfoUpgrade samba-winbind-debuginfoUpgrade samba-winbind-krb5-locatorUpgrade samba-debuginfoUpgrade samba-winbind-clientsUpgrade samba-pythonUpgrade samba-debugsourceUpgrade openchange-client-debuginfoUpgrade ctdb-tests-debuginfo | 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 sambaUpgrade samba-winbind-clientsUpgrade samba-winbind-modulesUpgrade samba-winbindUpgrade samba-pythonUpgrade samba-clientUpgrade libsmbclientUpgrade samba-common-toolsUpgrade samba-common-libsUpgrade libwbclientUpgrade samba-libsUpgrade samba-client-libsUpgrade samba-common | Feb 22, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade sambaUpgrade samba-winbind-modulesUpgrade samba-winbindUpgrade samba-clientUpgrade libsmbclientUpgrade samba-client-libsUpgrade samba-libsUpgrade samba-winbind-clientsUpgrade samba-common-toolsUpgrade libwbclientUpgrade samba-common-libsUpgrade samba-commonUpgrade samba-python | Jan 20, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-pythonUpgrade sambaUpgrade samba-winbindUpgrade libsmbclientUpgrade samba-winbind-modulesUpgrade samba-client-libsUpgrade samba-winbind-clientsUpgrade libwbclientUpgrade samba-clientUpgrade samba-commonUpgrade samba-common-toolsUpgrade samba-libsUpgrade samba-common-libs | Feb 3, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade samba-client-libsUpgrade python3-sambaUpgrade samba-winbind-krb5-locatorUpgrade python2-sambaUpgrade samba-krb5-printingUpgrade samba-libsUpgrade ctdb-testsUpgrade libwbclientUpgrade samba-winbind-modulesUpgrade python2-samba-testUpgrade libsmbclientUpgrade samba-common-toolsUpgrade samba-winbindUpgrade samba-pidlUpgrade samba-dc-libsUpgrade samba-clientUpgrade sambaUpgrade samba-winbind-clientsUpgrade python3-samba-testUpgrade ctdbUpgrade samba-testUpgrade samba-common-libsUpgrade samba-test-libsUpgrade samba-common | Dec 15, 2020 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade samba-commonUpgrade samba-libsUpgrade samba-clientUpgrade samba-common-toolsUpgrade samba-winbind-clientsUpgrade sambaUpgrade libwbclientUpgrade samba-winbindUpgrade libsmbclientUpgrade samba-winbind-modules | Dec 1, 2020 | Oct 29, 2020 |
| Oracle Solaris | — | Upgrade service/network/samba to version 4.13.1-11.4.30.0.1.88.0 on Solaris 11.4Upgrade library/samba/libsmbclient 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 openchangeUpgrade samba-clientUpgrade samba-common-toolsUpgrade libwbclient-develUpgrade samba-winbind-modulesUpgrade libsmbclientUpgrade samba-testUpgrade ctdb-testsUpgrade samba-winbind-clientsUpgrade samba-client-libsUpgrade samba-winbind-krb5-locatorUpgrade samba-python-testUpgrade samba-develUpgrade samba-pythonUpgrade libwbclientUpgrade samba-common-libsUpgrade samba-commonUpgrade samba-winexeUpgrade samba-winbindUpgrade python3-samba-testUpgrade ctdbUpgrade samba-pidlUpgrade samba-dcUpgrade libsmbclient-develUpgrade samba-vfs-glusterfsUpgrade sambaUpgrade samba-krb5-printingUpgrade samba-test-libsUpgrade samba-dc-libsUpgrade python3-sambaUpgrade samba-libs | Dec 17, 2020 | Oct 29, 2020 |
| Redhat_linux | — | Upgrade python3-samba-debuginfoUpgrade samba-krb5-printing-debuginfoUpgrade python3-sambaUpgrade samba-client-libsUpgrade samba-winbind-krb5-locator-debuginfoUpgrade ctdb-debuginfoUpgrade samba-testUpgrade samba-winbind-clients-debuginfoUpgrade openchange-debugsourceUpgrade samba-krb5-printingUpgrade samba-pidlUpgrade samba-common-tools-debuginfoUpgrade libwbclientUpgrade samba-winexe-debuginfoUpgrade samba-test-debuginfoUpgrade samba-client-debuginfoUpgrade ctdb-testsUpgrade samba-libs-debuginfoNo solution existsUpgrade openchange-debuginfoUpgrade samba-winbind-modules-debuginfoUpgrade libsmbclient-debuginfoUpgrade libsmbclient-develUpgrade samba-libsUpgrade samba-develUpgrade openchangeUpgrade sambaUpgrade samba-pythonUpgrade samba-test-libsUpgrade samba-dcUpgrade ctdb-tests-debuginfoUpgrade samba-test-libs-debuginfoUpgrade samba-debuginfoUpgrade samba-dc-libsUpgrade samba-winbind-clientsUpgrade samba-winexeUpgrade libwbclient-debuginfoUpgrade samba-common-toolsUpgrade samba-vfs-glusterfs-debuginfoUpgrade python3-samba-testUpgrade samba-debugsourceUpgrade libwbclient-develUpgrade openchange-client-debuginfoUpgrade samba-python-testUpgrade samba-vfs-glusterfsUpgrade samba-winbind-krb5-locatorUpgrade samba-winbind-debuginfoUpgrade samba-clientUpgrade samba-commonUpgrade libsmbclientUpgrade samba-common-libs-debuginfoUpgrade samba-winbindUpgrade samba-common-libsUpgrade ctdbUpgrade samba-winbind-modulesUpgrade samba-client-libs-debuginfo | Dec 21, 2020 | Oct 29, 2020 |
| Rocky_linux | — | Upgrade samba-winbind-modulesUpgrade samba-libsUpgrade samba-client-libs-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade samba-winexeUpgrade samba-test-libsUpgrade openchange-debuginfoUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-clientUpgrade python3-samba-debuginfoUpgrade samba-client-debuginfoUpgrade libsmbclientUpgrade openchangeUpgrade samba-krb5-printing-debuginfoUpgrade openchange-debugsourceUpgrade samba-common-libsUpgrade samba-winbind-clientsUpgrade samba-winbind-debuginfoUpgrade samba-common-tools-debuginfoUpgrade libsmbclient-develUpgrade python3-samba-testUpgrade samba-winbind-krb5-locatorUpgrade samba-common-toolsUpgrade samba-test-debuginfoUpgrade samba-winbind-modules-debuginfoUpgrade sambaUpgrade samba-client-libsUpgrade python3-sambaUpgrade libsmbclient-debuginfoUpgrade samba-libs-debuginfoUpgrade samba-krb5-printingUpgrade samba-winexe-debuginfoUpgrade samba-debuginfoUpgrade samba-common-libs-debuginfoUpgrade ctdb-debuginfoUpgrade samba-winbindUpgrade samba-debugsourceUpgrade libwbclientUpgrade ctdb-testsUpgrade libwbclient-debuginfoUpgrade ctdbUpgrade libwbclient-develUpgrade ctdb-tests-debuginfoUpgrade samba-test-libs-debuginfoUpgrade samba-testUpgrade samba-devel | Mar 12, 2024 | Oct 29, 2020 |
| Samba | — | Upgrade to Samba 4.12.9 or later.Upgrade to Samba 4.11.15 or later.Upgrade to Samba 4.13.1 or later. | Nov 26, 2020 | Oct 29, 2020 |
| Suse | — | Upgrade libsmbclient-develUpgrade libldb1Upgrade libndr-standard0-32bitUpgrade libsamba-passdb-develUpgrade libsamdb-develUpgrade libdcerpc-samr0Upgrade libsmbldap0-32bitUpgrade samba-libs-python-32bitUpgrade ldapsmbUpgrade samba-testUpgrade libtalloc2-32bitUpgrade samba-dsdb-modulesUpgrade libsamba-credentials0Upgrade libsamba-hostconfig0Upgrade libtalloc2Upgrade ctdb-testsUpgrade samba-pidlUpgrade libtevent-util0Upgrade samba-libsUpgrade libtevent0Upgrade libsamba-util-develUpgrade samba-client-32bitUpgrade libndr-standard-develUpgrade samba-32bitUpgrade samba-libs-32bitUpgrade samba-libs-pythonUpgrade libtevent-util-develUpgrade libsamba-policy0-32bitUpgrade libsamdb0-32bitUpgrade libtevent0-32bitUpgrade libnetapi0Upgrade libsamba-policy0Upgrade libwbclient0Upgrade libsamba-policy0-python3Upgrade libtdb1Upgrade libsamba-policy0-python3-32bitUpgrade libtevent-util0-32bitUpgrade libsmbldap-develUpgrade libsamba-util0-32bitUpgrade samba-krb-printingUpgrade libndr-develUpgrade ctdb-pcp-pmdaUpgrade samba-ad-dcUpgrade libsamba-hostconfig0-32bitUpgrade libsamba-errors-develUpgrade samba-docUpgrade libnetapi0-32bitUpgrade libsamba-hostconfig-develUpgrade libndr0-32bitUpgrade libsamba-credentials0-32bitUpgrade libsmbconf0-32bitUpgrade libsamba-util0Upgrade libsamba-errors0Upgrade libndr0Upgrade samba-pythonUpgrade libsmbldap2Upgrade ctdbUpgrade libndr-krb5pac0Upgrade libdcerpc0-32bitUpgrade libsamba-errors0-32bitUpgrade libndr-krb5pac0-32bitUpgrade libdcerpc-samr0-32bitUpgrade samba-cephUpgrade libndr-krb5pac-develUpgrade libsmbclient0-32bitUpgrade libsamba-policy-python-develUpgrade libsamba-credentials-develUpgrade libndr1Upgrade libdcerpc-develUpgrade libdcerpc-binding0Upgrade libndr-nbt0-32bitUpgrade samba-libs-python3-32bitUpgrade libsamba-policy-develUpgrade samba-python3Upgrade sambaUpgrade libwbclient-develUpgrade libsmbconf0Upgrade libsamdb0Upgrade libndr1-32bitUpgrade libsamba-passdb0-32bitUpgrade samba-winbindUpgrade libwbclient0-32bitUpgrade libsamba-passdb0Upgrade samba-core-develUpgrade libsmbldap0Upgrade libsmbclient0Upgrade libnetapi-develUpgrade libndr-nbt-develUpgrade libndr-standard0Upgrade libndr-nbt0Upgrade libsmbldap2-32bitUpgrade samba-winbind-32bitUpgrade samba-clientUpgrade libnetapi-devel-32bitUpgrade libsmbconf-develUpgrade samba-libs-python3Upgrade libdcerpc-samr-develUpgrade libdcerpc-binding0-32bitUpgrade libsamba-policy-python3-develUpgrade libdcerpc0Upgrade libtdb1-32bitUpgrade samba-ad-dc-32bit | Jan 22, 2021 | Oct 29, 2020 |
| Ubuntu | — | Upgrade sambaUpgrade samba (Ubuntu Pro) | May 4, 2021 | Oct 29, 2020 |
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