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-commonUpgrade libsmbclient-develUpgrade samba-debuginfoUpgrade sambaUpgrade samba-vfs-glusterfsUpgrade ctdbUpgrade samba-winbindUpgrade samba-common-libsUpgrade samba-test-libsUpgrade samba-pythonUpgrade samba-dc-libsUpgrade samba-dcUpgrade samba-pidlUpgrade samba-develUpgrade samba-python-testUpgrade samba-winbind-krb5-locatorUpgrade samba-common-toolsUpgrade samba-libsUpgrade samba-krb5-printingUpgrade ctdb-testsUpgrade samba-winbind-modulesUpgrade samba-winbind-clientsUpgrade samba-clientUpgrade samba-client-libsUpgrade samba-testUpgrade libsmbclientUpgrade libwbclient-develUpgrade libwbclient | Jan 8, 2021 | Oct 29, 2020 |
| Amazon_linux | — | Upgrade samba | Jan 15, 2021 | Oct 29, 2020 |
| Centos_linux | — | Upgrade libwbclient-develUpgrade samba-vfs-glusterfs-debuginfoUpgrade sambaUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-dc-libsUpgrade ctdb-tests-debuginfoUpgrade samba-winbind-krb5-locatorUpgrade libwbclient-debuginfoUpgrade samba-python-testUpgrade samba-common-toolsUpgrade samba-winbind-debuginfoUpgrade samba-winbind-clientsUpgrade samba-debuginfoUpgrade samba-dcUpgrade samba-common-libs-debuginfoUpgrade samba-commonUpgrade samba-test-libsUpgrade samba-winbindUpgrade samba-test-libs-debuginfoUpgrade samba-common-libsUpgrade samba-winbind-modulesUpgrade samba-client-libs-debuginfoUpgrade samba-debugsourceUpgrade samba-pythonUpgrade openchange-client-debuginfoUpgrade python3-samba-testUpgrade libsmbclientUpgrade libsmbclient-debuginfoUpgrade samba-clientUpgrade samba-winexeUpgrade samba-vfs-glusterfsUpgrade ctdbUpgrade samba-pidlUpgrade samba-common-tools-debuginfoUpgrade libsmbclient-develUpgrade samba-winexe-debuginfoUpgrade samba-winbind-modules-debuginfoUpgrade python3-sambaUpgrade libwbclientUpgrade openchange-debuginfoUpgrade samba-krb5-printingUpgrade samba-libsUpgrade python3-samba-debuginfoUpgrade samba-testUpgrade samba-develUpgrade samba-client-debuginfoUpgrade openchangeUpgrade ctdb-testsUpgrade ctdb-debuginfoUpgrade samba-client-libsUpgrade samba-test-debuginfoUpgrade openchange-debugsourceUpgrade samba-libs-debuginfoUpgrade samba-krb5-printing-debuginfoUpgrade samba-winbind-clients-debuginfo | Dec 21, 2020 | Oct 29, 2020 |
| Debian | — | Upgrade samba | Nov 24, 2020 | Oct 29, 2020 |
| Freebsd | — | Upgrade samba411Upgrade samba410Upgrade samba412Upgrade samba413 | 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 sambaUpgrade samba-clientUpgrade libsmbclientUpgrade samba-winbind-clientsUpgrade samba-winbind-modulesUpgrade samba-common-libsUpgrade libwbclientUpgrade samba-libsUpgrade samba-client-libsUpgrade samba-common | Feb 22, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp3 | — | Upgrade samba-common-toolsUpgrade libwbclientUpgrade samba-pythonUpgrade samba-winbind-modulesUpgrade samba-common-libsUpgrade samba-winbind-clientsUpgrade samba-client-libsUpgrade samba-clientUpgrade samba-commonUpgrade sambaUpgrade samba-winbindUpgrade libsmbclientUpgrade samba-libs | Jan 20, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp5 | — | Upgrade samba-winbindUpgrade libsmbclientUpgrade samba-winbind-modulesUpgrade sambaUpgrade samba-pythonUpgrade samba-client-libsUpgrade samba-winbind-clientsUpgrade samba-common-toolsUpgrade libwbclientUpgrade samba-common-libsUpgrade samba-clientUpgrade samba-libsUpgrade samba-common | Feb 3, 2021 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp8 | — | Upgrade samba-pidlUpgrade python3-samba-testUpgrade ctdbUpgrade samba-winbind-clientsUpgrade samba-clientUpgrade samba-test-libsUpgrade samba-commonUpgrade samba-testUpgrade sambaUpgrade samba-winbindUpgrade samba-dc-libsUpgrade samba-common-libsUpgrade samba-winbind-krb5-locatorUpgrade ctdb-testsUpgrade python3-sambaUpgrade samba-common-toolsUpgrade libsmbclientUpgrade python2-samba-testUpgrade samba-client-libsUpgrade samba-winbind-modulesUpgrade samba-libsUpgrade libwbclientUpgrade python2-sambaUpgrade samba-krb5-printing | Dec 15, 2020 | Oct 29, 2020 |
| Huawei Euleros 2_0_sp9 | — | Upgrade samba-winbind-modulesUpgrade samba-winbindUpgrade libwbclientUpgrade libsmbclientUpgrade sambaUpgrade samba-winbind-clientsUpgrade samba-commonUpgrade samba-libsUpgrade samba-common-toolsUpgrade samba-client | 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-common-toolsUpgrade samba-winbind-modulesUpgrade ctdb-testsUpgrade samba-testUpgrade libwbclient-develUpgrade samba-clientUpgrade samba-client-libsUpgrade openchangeUpgrade samba-winbind-krb5-locatorUpgrade samba-winbind-clientsUpgrade libsmbclientUpgrade samba-test-libsUpgrade samba-krb5-printingUpgrade samba-python-testUpgrade samba-winbindUpgrade libwbclientUpgrade samba-winexeUpgrade samba-libsUpgrade samba-vfs-glusterfsUpgrade samba-develUpgrade samba-pythonUpgrade libsmbclient-develUpgrade sambaUpgrade samba-dc-libsUpgrade samba-dcUpgrade python3-sambaUpgrade samba-pidlUpgrade samba-common-libsUpgrade samba-commonUpgrade python3-samba-testUpgrade ctdb | Dec 17, 2020 | Oct 29, 2020 |
| Redhat_linux | — | Upgrade samba-debuginfoUpgrade ctdb-tests-debuginfoUpgrade samba-winbind-debuginfoUpgrade samba-common-toolsUpgrade samba-winbind-clientsUpgrade python3-samba-testUpgrade samba-common-libs-debuginfoUpgrade samba-test-libs-debuginfoUpgrade samba-winbind-krb5-locatorUpgrade samba-dc-libsUpgrade ctdbUpgrade samba-winexeUpgrade samba-winbindUpgrade libwbclient-debuginfoUpgrade samba-winbind-modulesUpgrade samba-debugsourceUpgrade samba-common-libsUpgrade samba-pythonUpgrade libwbclient-develUpgrade samba-vfs-glusterfs-debuginfoUpgrade samba-vfs-glusterfsUpgrade samba-client-libs-debuginfoUpgrade samba-python-testUpgrade openchange-client-debuginfoUpgrade samba-test-libsUpgrade samba-clientUpgrade samba-commonUpgrade libsmbclientUpgrade samba-dcUpgrade samba-krb5-printingUpgrade openchange-debuginfoUpgrade libsmbclient-develUpgrade python3-samba-debuginfoUpgrade samba-test-debuginfoUpgrade samba-winbind-clients-debuginfoUpgrade libwbclientUpgrade samba-libsUpgrade samba-develUpgrade samba-client-debuginfoUpgrade libsmbclient-debuginfoUpgrade samba-pidlNo solution existsUpgrade ctdb-debuginfoUpgrade samba-testUpgrade ctdb-testsUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-winbind-modules-debuginfoUpgrade openchange-debugsourceUpgrade samba-common-tools-debuginfoUpgrade samba-krb5-printing-debuginfoUpgrade sambaUpgrade python3-sambaUpgrade openchangeUpgrade samba-libs-debuginfoUpgrade samba-client-libsUpgrade samba-winexe-debuginfo | Dec 21, 2020 | Oct 29, 2020 |
| Rocky_linux | — | Upgrade openchangeUpgrade samba-winbind-clientsUpgrade samba-winbind-krb5-locatorUpgrade samba-winbind-debuginfoUpgrade samba-client-debuginfoUpgrade samba-winbind-krb5-locator-debuginfoUpgrade samba-test-libsUpgrade samba-common-tools-debuginfoUpgrade samba-krb5-printing-debuginfoUpgrade python3-samba-testUpgrade samba-winexeUpgrade openchange-debugsourceUpgrade libsmbclient-develUpgrade libsmbclientUpgrade samba-client-libs-debuginfoUpgrade samba-libsUpgrade samba-winbind-clients-debuginfoUpgrade samba-common-libsUpgrade samba-common-toolsUpgrade samba-winbind-modulesUpgrade openchange-debuginfoUpgrade python3-samba-debuginfoUpgrade samba-clientUpgrade python3-sambaUpgrade ctdb-tests-debuginfoUpgrade samba-libs-debuginfoUpgrade samba-krb5-printingUpgrade libsmbclient-debuginfoUpgrade samba-winbindUpgrade samba-develUpgrade samba-debugsourceUpgrade samba-test-libs-debuginfoUpgrade libwbclient-develUpgrade samba-client-libsUpgrade samba-winexe-debuginfoUpgrade samba-debuginfoUpgrade libwbclient-debuginfoUpgrade ctdb-testsUpgrade ctdbUpgrade samba-test-debuginfoUpgrade ctdb-debuginfoUpgrade sambaUpgrade samba-common-libs-debuginfoUpgrade libwbclientUpgrade samba-winbind-modules-debuginfoUpgrade samba-test | Mar 12, 2024 | Oct 29, 2020 |
| Samba | — | Upgrade to Samba 4.12.9 or later.Upgrade to Samba 4.13.1 or later.Upgrade to Samba 4.11.15 or later. | Nov 26, 2020 | Oct 29, 2020 |
| Suse | — | Upgrade libtalloc2Upgrade libsamba-util0-32bitUpgrade ctdb-testsUpgrade samba-testUpgrade ldapsmbUpgrade samba-libs-python-32bitUpgrade libsamba-policy0Upgrade samba-32bitUpgrade libtevent-util0-32bitUpgrade libtevent0-32bitUpgrade libwbclient0Upgrade libsamdb0-32bitUpgrade libtevent-util-develUpgrade libndr-standard0-32bitUpgrade samba-libs-32bitUpgrade libsamba-hostconfig0Upgrade libtalloc2-32bitUpgrade samba-client-32bitUpgrade libsmbclient-develUpgrade libldb1Upgrade libsamba-credentials0Upgrade samba-pidlUpgrade libsamba-util-develUpgrade samba-libs-pythonUpgrade libndr-standard-develUpgrade samba-libsUpgrade libnetapi0Upgrade libsmbldap-develUpgrade libsamba-policy0-python3Upgrade libdcerpc-samr0Upgrade libsamba-policy0-python3-32bitUpgrade libtevent-util0Upgrade libtdb1Upgrade libsamba-passdb-develUpgrade libsmbldap0-32bitUpgrade libsamba-policy0-32bitUpgrade libtevent0Upgrade samba-dsdb-modulesUpgrade libsamdb-develUpgrade libsamba-hostconfig-develUpgrade libndr0-32bitUpgrade libnetapi0-32bitUpgrade libsmbconf0-32bitUpgrade libsmbldap2-32bitUpgrade libnetapi-devel-32bitUpgrade samba-python3Upgrade samba-pythonUpgrade libdcerpc-samr0-32bitUpgrade ctdbUpgrade libndr-krb5pac0Upgrade libndr-krb5pac0-32bitUpgrade libdcerpc0-32bitUpgrade ctdb-pcp-pmdaUpgrade libsamba-errors-develUpgrade samba-docUpgrade samba-ad-dc-32bitUpgrade libsamba-hostconfig0-32bitUpgrade samba-krb-printingUpgrade libsmbclient0-32bitUpgrade libsamba-policy-python3-develUpgrade libsamba-passdb0-32bitUpgrade libsamba-errors0Upgrade libndr0Upgrade libdcerpc0Upgrade libdcerpc-samr-develUpgrade libtdb1-32bitUpgrade libsamba-credentials0-32bitUpgrade libsamba-util0Upgrade libsmbldap0Upgrade samba-winbindUpgrade samba-libs-python3Upgrade samba-core-develUpgrade libsmbclient0Upgrade libsamba-passdb0Upgrade libnetapi-develUpgrade libwbclient0-32bitUpgrade libsmbconf-develUpgrade libndr-standard0Upgrade libndr-krb5pac-develUpgrade samba-cephUpgrade sambaUpgrade libwbclient-develUpgrade libdcerpc-develUpgrade libsamba-credentials-develUpgrade libsamba-policy-python-develUpgrade libndr-develUpgrade libdcerpc-binding0Upgrade libndr-nbt0-32bitUpgrade samba-libs-python3-32bitUpgrade libndr1-32bitUpgrade libndr1Upgrade samba-ad-dcUpgrade libsamdb0Upgrade libsmbconf0Upgrade libsmbldap2Upgrade libsamba-policy-develUpgrade libsamba-errors0-32bitUpgrade samba-winbind-32bitUpgrade libndr-nbt-develUpgrade libndr-nbt0Upgrade libdcerpc-binding0-32bitUpgrade samba-client | Jan 22, 2021 | Oct 29, 2020 |
| Ubuntu | — | Upgrade sambaUpgrade samba (Ubuntu Pro) | May 4, 2021 | Oct 29, 2020 |
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