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 openchangeUpgrade libsmbclient-devel | May 4, 2022 | Oct 29, 2020 |
| Alpine Linux | — | Upgrade samba | Mar 26, 2024 | Oct 29, 2020 |
| Amazon Linux Ami 2 | — | Upgrade samba-client-libsUpgrade samba-krb5-printingUpgrade samba-winbind-clientsUpgrade samba-common-toolsUpgrade samba-libsUpgrade libsmbclientUpgrade samba-winbind-modulesUpgrade libwbclient-develUpgrade samba-winbind-krb5-locatorUpgrade ctdb-testsUpgrade libwbclientUpgrade samba-clientUpgrade samba-testUpgrade ctdbUpgrade samba-vfs-glusterfsUpgrade samba-pidlUpgrade samba-debuginfoUpgrade samba-develUpgrade samba-python-testUpgrade samba-dcUpgrade libsmbclient-develUpgrade samba-test-libsUpgrade samba-common-libsUpgrade samba-commonUpgrade sambaUpgrade samba-winbindUpgrade samba-dc-libsUpgrade samba-python | Jan 8, 2021 | Oct 29, 2020 |
| Amazon_linux | — | Upgrade samba | Jan 15, 2021 | Oct 29, 2020 |
| Centos_linux | — | Upgrade samba-dcUpgrade samba-winbind-modulesUpgrade samba-winbindUpgrade samba-clientUpgrade samba-pythonUpgrade samba-winbind-debuginfoUpgrade libsmbclientUpgrade libsmbclient-debuginfoUpgrade samba-commonUpgrade samba-python-testUpgrade samba-test-libsUpgrade samba-common-libs-debuginfoUpgrade ctdbUpgrade sambaUpgrade libwbclient-debuginfoUpgrade samba-client-libs-debuginfoUpgrade openchange-client-debuginfoUpgrade samba-vfs-glusterfsUpgrade samba-common-toolsUpgrade samba-common-libsUpgrade python3-samba-testUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-winbind-krb5-locatorUpgrade samba-debugsourceUpgrade samba-debuginfoUpgrade samba-winexeUpgrade libwbclient-develUpgrade samba-test-libs-debuginfoUpgrade samba-dc-libsUpgrade samba-winbind-clientsUpgrade ctdb-tests-debuginfoUpgrade samba-vfs-glusterfs-debuginfoUpgrade openchange-debuginfoUpgrade samba-krb5-printingUpgrade ctdb-debuginfoUpgrade libwbclientUpgrade samba-client-libsUpgrade openchange-debugsourceUpgrade samba-libs-debuginfoUpgrade samba-winexe-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade libsmbclient-develUpgrade samba-krb5-printing-debuginfoUpgrade ctdb-testsUpgrade openchangeUpgrade samba-testUpgrade samba-develUpgrade samba-libsUpgrade samba-common-tools-debuginfoUpgrade python3-samba-debuginfoUpgrade samba-winbind-modules-debuginfoUpgrade samba-test-debuginfoUpgrade samba-client-debuginfoUpgrade samba-pidlUpgrade python3-samba | Dec 21, 2020 | Oct 29, 2020 |
| Debian | — | Upgrade samba | Nov 24, 2020 | Oct 29, 2020 |
| Freebsd | — | Upgrade samba413Upgrade samba410Upgrade samba412Upgrade 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-clientUpgrade samba-common-toolsUpgrade samba-winbindUpgrade libsmbclientUpgrade sambaUpgrade samba-winbind-modulesUpgrade samba-pythonUpgrade samba-common-libsUpgrade samba-winbind-clientsUpgrade samba-libsUpgrade samba-client-libsUpgrade libwbclientUpgrade samba-common | Feb 22, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade samba-client-libsUpgrade samba-winbind-clientsUpgrade samba-pythonUpgrade samba-common-toolsUpgrade samba-common-libsUpgrade samba-commonUpgrade samba-winbind-modulesUpgrade libwbclientUpgrade samba-winbindUpgrade sambaUpgrade libsmbclientUpgrade samba-libsUpgrade samba-client | Jan 20, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-pythonUpgrade samba-winbind-modulesUpgrade samba-client-libsUpgrade libsmbclientUpgrade samba-winbind-clientsUpgrade samba-winbindUpgrade sambaUpgrade libwbclientUpgrade samba-clientUpgrade samba-common-toolsUpgrade samba-libsUpgrade samba-commonUpgrade samba-common-libs | Feb 3, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade python2-samba-testUpgrade samba-winbind-krb5-locatorUpgrade python3-sambaUpgrade samba-krb5-printingUpgrade samba-winbind-modulesUpgrade python2-sambaUpgrade samba-common-toolsUpgrade samba-libsUpgrade ctdb-testsUpgrade samba-client-libsUpgrade libwbclientUpgrade libsmbclientUpgrade samba-dc-libsUpgrade samba-common-libsUpgrade sambaUpgrade samba-winbindUpgrade samba-commonUpgrade samba-test-libsUpgrade samba-testUpgrade samba-clientUpgrade ctdbUpgrade samba-pidlUpgrade python3-samba-testUpgrade samba-winbind-clients | Dec 15, 2020 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade samba-common-toolsUpgrade samba-libsUpgrade samba-winbind-clientsUpgrade samba-commonUpgrade samba-clientUpgrade samba-winbindUpgrade samba-winbind-modulesUpgrade sambaUpgrade libsmbclientUpgrade libwbclient | 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 samba-vfs-glusterfsUpgrade samba-winbindUpgrade libsmbclient-develUpgrade samba-pythonUpgrade python3-sambaUpgrade python3-samba-testUpgrade samba-winexeUpgrade samba-develUpgrade samba-dcUpgrade samba-pidlUpgrade samba-dc-libsUpgrade samba-common-libsUpgrade samba-krb5-printingUpgrade sambaUpgrade samba-python-testUpgrade samba-test-libsUpgrade samba-commonUpgrade libwbclientUpgrade samba-libsUpgrade ctdbUpgrade samba-common-toolsUpgrade openchangeUpgrade samba-winbind-modulesUpgrade samba-client-libsUpgrade samba-winbind-krb5-locatorUpgrade libsmbclientUpgrade ctdb-testsUpgrade libwbclient-develUpgrade samba-winbind-clientsUpgrade samba-testUpgrade samba-client | Dec 17, 2020 | Oct 29, 2020 |
| Redhat_linux | — | Upgrade samba-common-tools-debuginfoUpgrade ctdb-debuginfoUpgrade ctdb-testsUpgrade samba-winbind-clients-debuginfoUpgrade openchange-debuginfoUpgrade samba-test-debuginfoUpgrade samba-libsUpgrade samba-winbind-modules-debuginfoUpgrade samba-winexe-debuginfoUpgrade samba-testUpgrade samba-krb5-printingUpgrade samba-winbind-krb5-locator-debuginfoNo solution existsUpgrade openchange-debugsourceUpgrade libsmbclient-debuginfoUpgrade samba-client-debuginfoUpgrade openchangeUpgrade samba-libs-debuginfoUpgrade samba-pidlUpgrade sambaUpgrade samba-krb5-printing-debuginfoUpgrade samba-client-libsUpgrade libwbclientUpgrade python3-sambaUpgrade python3-samba-debuginfoUpgrade libsmbclient-develUpgrade samba-develUpgrade samba-test-libsUpgrade samba-debuginfoUpgrade samba-pythonUpgrade ctdbUpgrade samba-vfs-glusterfs-debuginfoUpgrade openchange-client-debuginfoUpgrade samba-vfs-glusterfsUpgrade samba-python-testUpgrade samba-dc-libsUpgrade samba-test-libs-debuginfoUpgrade samba-client-libs-debuginfoUpgrade libwbclient-develUpgrade samba-common-libs-debuginfoUpgrade samba-winbind-krb5-locatorUpgrade samba-dcUpgrade samba-winbind-modulesUpgrade samba-winbind-clientsUpgrade samba-common-libsUpgrade python3-samba-testUpgrade libsmbclientUpgrade samba-winexeUpgrade samba-clientUpgrade samba-winbind-debuginfoUpgrade samba-common-toolsUpgrade libwbclient-debuginfoUpgrade ctdb-tests-debuginfoUpgrade samba-commonUpgrade samba-winbindUpgrade samba-debugsource | Dec 21, 2020 | Oct 29, 2020 |
| Rocky_linux | — | Upgrade samba-winbind-modulesUpgrade samba-libsUpgrade samba-client-libs-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade libsmbclient-develUpgrade python3-samba-testUpgrade openchange-debuginfoUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-winbind-krb5-locatorUpgrade samba-common-tools-debuginfoUpgrade samba-winbind-debuginfoUpgrade openchange-debugsourceUpgrade samba-client-debuginfoUpgrade samba-common-libsUpgrade samba-winexeUpgrade libsmbclientUpgrade samba-common-toolsUpgrade samba-test-libsUpgrade openchangeUpgrade samba-clientUpgrade python3-samba-debuginfoUpgrade samba-winbind-clientsUpgrade samba-krb5-printing-debuginfoUpgrade ctdb-testsUpgrade samba-winexe-debuginfoUpgrade samba-develUpgrade sambaUpgrade libwbclient-debuginfoUpgrade samba-debuginfoUpgrade samba-common-libs-debuginfoUpgrade samba-client-libsUpgrade python3-sambaUpgrade libwbclient-develUpgrade samba-test-libs-debuginfoUpgrade samba-testUpgrade libwbclientUpgrade samba-winbind-modules-debuginfoUpgrade samba-krb5-printingUpgrade libsmbclient-debuginfoUpgrade samba-libs-debuginfoUpgrade samba-winbindUpgrade samba-test-debuginfoUpgrade samba-debugsourceUpgrade ctdbUpgrade ctdb-tests-debuginfoUpgrade ctdb-debuginfo | 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 libtevent-util0-32bitUpgrade libdcerpc-samr0Upgrade libndr-standard0-32bitUpgrade libwbclient0Upgrade libtalloc2Upgrade libsamba-policy0Upgrade libsmbclient-develUpgrade libldb1Upgrade libsamba-policy0-python3-32bitUpgrade libsmbldap0-32bitUpgrade libtevent-util0Upgrade libtalloc2-32bitUpgrade libsmbldap-develUpgrade libsamdb-develUpgrade libsamba-credentials0Upgrade libsamba-hostconfig0Upgrade libnetapi0Upgrade libsamba-util-develUpgrade libsamba-passdb-develUpgrade samba-dsdb-modulesUpgrade libsamba-policy0-32bitUpgrade libsamdb0-32bitUpgrade libsamba-policy0-python3Upgrade samba-libs-32bitUpgrade samba-libs-python-32bitUpgrade ctdb-testsUpgrade libtevent0-32bitUpgrade libndr-standard-develUpgrade samba-testUpgrade samba-32bitUpgrade libsamba-util0-32bitUpgrade libtevent0Upgrade samba-pidlUpgrade libtevent-util-develUpgrade ldapsmbUpgrade libtdb1Upgrade samba-client-32bitUpgrade samba-libsUpgrade samba-libs-pythonUpgrade libnetapi0-32bitUpgrade libsamba-hostconfig-develUpgrade samba-ad-dc-32bitUpgrade libsmbclient0Upgrade libsmbldap0Upgrade samba-libs-python3Upgrade samba-winbindUpgrade libsmbconf-develUpgrade libwbclient0-32bitUpgrade libsamba-passdb0Upgrade libnetapi-develUpgrade libndr-standard0Upgrade samba-core-develUpgrade libsmbconf0-32bitUpgrade libndr0-32bitUpgrade samba-krb-printingUpgrade libsamba-hostconfig0-32bitUpgrade samba-docUpgrade ctdb-pcp-pmdaUpgrade libsamba-errors-develUpgrade libndr-develUpgrade samba-cephUpgrade libndr-krb5pac-develUpgrade samba-pythonUpgrade libsamba-errors0-32bitUpgrade libdcerpc-samr0-32bitUpgrade libndr-krb5pac0-32bitUpgrade libndr-krb5pac0Upgrade libsamba-util0Upgrade libsmbldap2Upgrade libsamba-errors0Upgrade libsamba-credentials0-32bitUpgrade libsamba-policy-develUpgrade libndr1Upgrade sambaUpgrade libsmbconf0Upgrade libdcerpc-samr-develUpgrade libdcerpc0Upgrade libsmbclient0-32bitUpgrade libsamba-policy-python-develUpgrade libndr0Upgrade libsamba-passdb0-32bitUpgrade libdcerpc-binding0Upgrade libtdb1-32bitUpgrade samba-python3Upgrade libsamba-policy-python3-develUpgrade libdcerpc-develUpgrade samba-ad-dcUpgrade libsamba-credentials-develUpgrade samba-libs-python3-32bitUpgrade libndr-nbt0-32bitUpgrade libsamdb0Upgrade libwbclient-develUpgrade samba-clientUpgrade libdcerpc0-32bitUpgrade libndr1-32bitUpgrade samba-winbind-32bitUpgrade libsmbldap2-32bitUpgrade libnetapi-devel-32bitUpgrade libndr-nbt0Upgrade ctdbUpgrade libdcerpc-binding0-32bitUpgrade libndr-nbt-devel | Jan 22, 2021 | Oct 29, 2020 |
| Ubuntu | — | Upgrade sambaUpgrade samba (Ubuntu Pro) | May 4, 2021 | Oct 29, 2020 |
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