{"id":"OESA-2021-1417","summary":"samba security update","details":"\r\n\r\nSecurity Fix(es):\r\n\r\nA null pointer de-reference was found in the way samba kerberos server handled missing sname in TGS-REQ (Ticket Granting Server - Request). An authenticated user could use this flaw to crash the samba server.(CVE-2021-3671)","modified":"2026-03-11T06:03:54.056044Z","published":"2021-11-05T11:03:19Z","upstream":["CVE-2021-3671"],"database_specific":{"severity":"Medium"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1417"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3671"}],"affected":[{"package":{"name":"samba","ecosystem":"openEuler:20.03-LTS-SP1","purl":"pkg:rpm/openEuler/samba&distro=openEuler-20.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.11.12-6.oe1"}]}],"ecosystem_specific":{"x86_64":["samba-debuginfo-4.11.12-6.oe1.x86_64.rpm","samba-dc-provision-4.11.12-6.oe1.x86_64.rpm","samba-winbind-modules-4.11.12-6.oe1.x86_64.rpm","samba-vfs-glusterfs-4.11.12-6.oe1.x86_64.rpm","ctdb-4.11.12-6.oe1.x86_64.rpm","samba-dc-4.11.12-6.oe1.x86_64.rpm","samba-help-4.11.12-6.oe1.x86_64.rpm","libwbclient-4.11.12-6.oe1.x86_64.rpm","python3-samba-4.11.12-6.oe1.x86_64.rpm","samba-winbind-clients-4.11.12-6.oe1.x86_64.rpm","samba-winbind-4.11.12-6.oe1.x86_64.rpm","samba-winbind-krb5-locator-4.11.12-6.oe1.x86_64.rpm","samba-common-tools-4.11.12-6.oe1.x86_64.rpm","ctdb-tests-4.11.12-6.oe1.x86_64.rpm","libsmbclient-devel-4.11.12-6.oe1.x86_64.rpm","libwbclient-devel-4.11.12-6.oe1.x86_64.rpm","libsmbclient-4.11.12-6.oe1.x86_64.rpm","samba-krb5-printing-4.11.12-6.oe1.x86_64.rpm","samba-test-4.11.12-6.oe1.x86_64.rpm","python3-samba-test-4.11.12-6.oe1.x86_64.rpm","samba-libs-4.11.12-6.oe1.x86_64.rpm","samba-devel-4.11.12-6.oe1.x86_64.rpm","samba-debugsource-4.11.12-6.oe1.x86_64.rpm","samba-4.11.12-6.oe1.x86_64.rpm","samba-common-4.11.12-6.oe1.x86_64.rpm","samba-dc-bind-dlz-4.11.12-6.oe1.x86_64.rpm","samba-client-4.11.12-6.oe1.x86_64.rpm","python3-samba-dc-4.11.12-6.oe1.x86_64.rpm"],"src":["samba-4.11.12-6.oe1.src.rpm"],"noarch":["samba-pidl-4.11.12-6.oe1.noarch.rpm"],"aarch64":["samba-devel-4.11.12-6.oe1.aarch64.rpm","ctdb-4.11.12-6.oe1.aarch64.rpm","python3-samba-4.11.12-6.oe1.aarch64.rpm","samba-dc-provision-4.11.12-6.oe1.aarch64.rpm","samba-debugsource-4.11.12-6.oe1.aarch64.rpm","samba-krb5-printing-4.11.12-6.oe1.aarch64.rpm","samba-help-4.11.12-6.oe1.aarch64.rpm","samba-debuginfo-4.11.12-6.oe1.aarch64.rpm","samba-common-tools-4.11.12-6.oe1.aarch64.rpm","samba-winbind-4.11.12-6.oe1.aarch64.rpm","samba-winbind-modules-4.11.12-6.oe1.aarch64.rpm","ctdb-tests-4.11.12-6.oe1.aarch64.rpm","samba-dc-4.11.12-6.oe1.aarch64.rpm","python3-samba-test-4.11.12-6.oe1.aarch64.rpm","samba-winbind-krb5-locator-4.11.12-6.oe1.aarch64.rpm","python3-samba-dc-4.11.12-6.oe1.aarch64.rpm","samba-4.11.12-6.oe1.aarch64.rpm","samba-winbind-clients-4.11.12-6.oe1.aarch64.rpm","samba-libs-4.11.12-6.oe1.aarch64.rpm","libsmbclient-4.11.12-6.oe1.aarch64.rpm","samba-test-4.11.12-6.oe1.aarch64.rpm","samba-dc-bind-dlz-4.11.12-6.oe1.aarch64.rpm","libwbclient-devel-4.11.12-6.oe1.aarch64.rpm","libwbclient-4.11.12-6.oe1.aarch64.rpm","samba-client-4.11.12-6.oe1.aarch64.rpm","libsmbclient-devel-4.11.12-6.oe1.aarch64.rpm","samba-common-4.11.12-6.oe1.aarch64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2021-1417.json"}},{"package":{"name":"samba","ecosystem":"openEuler:20.03-LTS-SP2","purl":"pkg:rpm/openEuler/samba&distro=openEuler-20.03-LTS-SP2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.11.12-6.oe1"}]}],"ecosystem_specific":{"x86_64":["samba-winbind-krb5-locator-4.11.12-6.oe1.x86_64.rpm","samba-test-4.11.12-6.oe1.x86_64.rpm","samba-winbind-modules-4.11.12-6.oe1.x86_64.rpm","samba-debuginfo-4.11.12-6.oe1.x86_64.rpm","samba-vfs-glusterfs-4.11.12-6.oe1.x86_64.rpm","samba-dc-bind-dlz-4.11.12-6.oe1.x86_64.rpm","python3-samba-4.11.12-6.oe1.x86_64.rpm","samba-krb5-printing-4.11.12-6.oe1.x86_64.rpm","libsmbclient-devel-4.11.12-6.oe1.x86_64.rpm","samba-dc-4.11.12-6.oe1.x86_64.rpm","ctdb-4.11.12-6.oe1.x86_64.rpm","libwbclient-devel-4.11.12-6.oe1.x86_64.rpm","samba-client-4.11.12-6.oe1.x86_64.rpm","samba-debugsource-4.11.12-6.oe1.x86_64.rpm","samba-dc-provision-4.11.12-6.oe1.x86_64.rpm","python3-samba-test-4.11.12-6.oe1.x86_64.rpm","samba-common-4.11.12-6.oe1.x86_64.rpm","samba-winbind-4.11.12-6.oe1.x86_64.rpm","python3-samba-dc-4.11.12-6.oe1.x86_64.rpm","samba-libs-4.11.12-6.oe1.x86_64.rpm","samba-devel-4.11.12-6.oe1.x86_64.rpm","samba-winbind-clients-4.11.12-6.oe1.x86_64.rpm","samba-help-4.11.12-6.oe1.x86_64.rpm","samba-common-tools-4.11.12-6.oe1.x86_64.rpm","libwbclient-4.11.12-6.oe1.x86_64.rpm","ctdb-tests-4.11.12-6.oe1.x86_64.rpm","samba-4.11.12-6.oe1.x86_64.rpm","libsmbclient-4.11.12-6.oe1.x86_64.rpm"],"src":["samba-4.11.12-6.oe1.src.rpm"],"noarch":["samba-pidl-4.11.12-6.oe1.noarch.rpm"],"aarch64":["ctdb-4.11.12-6.oe1.aarch64.rpm","samba-test-4.11.12-6.oe1.aarch64.rpm","python3-samba-test-4.11.12-6.oe1.aarch64.rpm","samba-devel-4.11.12-6.oe1.aarch64.rpm","samba-winbind-clients-4.11.12-6.oe1.aarch64.rpm","samba-4.11.12-6.oe1.aarch64.rpm","samba-libs-4.11.12-6.oe1.aarc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