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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2021.3187 Security update for samba 23 September 2021 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: samba Publisher: SUSE Operating System: SUSE Impact/Access: Denial of Service -- Remote/Unauthenticated Access Confidential Data -- Existing Account Reduced Security -- Existing Account Resolution: Patch/Upgrade CVE Names: CVE-2021-20277 CVE-2021-20254 CVE-2020-27840 Reference: ESB-2021.1557 ESB-2021.1497 ESB-2021.1481 Original Bulletin: https://www.suse.com/support/update/announcement/2021/suse-su-20213187-1 - --------------------------BEGIN INCLUDED TEXT-------------------- SUSE Security Update: Security update for samba ______________________________________________________________________________ Announcement ID: SUSE-SU-2021:3187-1 Rating: important References: #1182830 #1183572 #1183574 #1184677 #1189875 Cross-References: CVE-2020-27840 CVE-2021-20254 CVE-2021-20277 Affected Products: SUSE Linux Enterprise Module for Python2 15-SP3 SUSE Linux Enterprise Module for Basesystem 15-SP3 SUSE Linux Enterprise High Availability 15-SP3 ______________________________________________________________________________ An update that solves three vulnerabilities and has two fixes is now available. Description: This update for samba fixes the following issues: o CVE-2021-20277: Fixed an out of bounds read in ldb_handler_fold (bsc# 1183574). o CVE-2021-20254: Fixed a buffer overrun in sids_to_unixids() (bsc#1184677). o CVE-2020-27840: Fixed an unauthenticated remote heap corruption via bad DNs (bsc#1183572). o Spec file fixes around systemd and requires (bsc#1182830) o Fix dependency problem upgrading from libndr0 to libndr1 (bsc#1189875) o Fix dependency problem upgrading from libsmbldap0 to libsmbldap2 (bsc# 1189875) Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: o SUSE Linux Enterprise Module for Python2 15-SP3: zypper in -t patch SUSE-SLE-Module-Python2-15-SP3-2021-3187=1 o SUSE Linux Enterprise Module for Basesystem 15-SP3: zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP3-2021-3187=1 o SUSE Linux Enterprise High Availability 15-SP3: zypper in -t patch SUSE-SLE-Product-HA-15-SP3-2021-3187=1 Package List: o SUSE Linux Enterprise Module for Python2 15-SP3 (aarch64 ppc64le s390x x86_64): samba-ad-dc-4.13.6+git.211.555d60b24ba-3.7.1 samba-ad-dc-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-debugsource-4.13.6+git.211.555d60b24ba-3.7.1 o SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 ppc64le s390x x86_64): libdcerpc-binding0-4.13.6+git.211.555d60b24ba-3.7.1 libdcerpc-binding0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libdcerpc-devel-4.13.6+git.211.555d60b24ba-3.7.1 libdcerpc-samr-devel-4.13.6+git.211.555d60b24ba-3.7.1 libdcerpc-samr0-4.13.6+git.211.555d60b24ba-3.7.1 libdcerpc-samr0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libdcerpc0-4.13.6+git.211.555d60b24ba-3.7.1 libdcerpc0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libndr-devel-4.13.6+git.211.555d60b24ba-3.7.1 libndr-krb5pac-devel-4.13.6+git.211.555d60b24ba-3.7.1 libndr-krb5pac0-4.13.6+git.211.555d60b24ba-3.7.1 libndr-krb5pac0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libndr-nbt-devel-4.13.6+git.211.555d60b24ba-3.7.1 libndr-nbt0-4.13.6+git.211.555d60b24ba-3.7.1 libndr-nbt0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libndr-standard-devel-4.13.6+git.211.555d60b24ba-3.7.1 libndr-standard0-4.13.6+git.211.555d60b24ba-3.7.1 libndr-standard0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libndr1-4.13.6+git.211.555d60b24ba-3.7.1 libndr1-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libnetapi-devel-4.13.6+git.211.555d60b24ba-3.7.1 libnetapi0-4.13.6+git.211.555d60b24ba-3.7.1 libnetapi0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-credentials-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-credentials0-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-credentials0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-errors-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-errors0-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-errors0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-hostconfig-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-hostconfig0-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-hostconfig0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-passdb-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-passdb0-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-passdb0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-policy-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-policy-python3-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-policy0-python3-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-policy0-python3-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-util-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-util0-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-util0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamdb-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsamdb0-4.13.6+git.211.555d60b24ba-3.7.1 libsamdb0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsmbclient-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsmbclient0-4.13.6+git.211.555d60b24ba-3.7.1 libsmbclient0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsmbconf-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsmbconf0-4.13.6+git.211.555d60b24ba-3.7.1 libsmbconf0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsmbldap-devel-4.13.6+git.211.555d60b24ba-3.7.1 libsmbldap2-4.13.6+git.211.555d60b24ba-3.7.1 libsmbldap2-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libtevent-util-devel-4.13.6+git.211.555d60b24ba-3.7.1 libtevent-util0-4.13.6+git.211.555d60b24ba-3.7.1 libtevent-util0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libwbclient-devel-4.13.6+git.211.555d60b24ba-3.7.1 libwbclient0-4.13.6+git.211.555d60b24ba-3.7.1 libwbclient0-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-4.13.6+git.211.555d60b24ba-3.7.1 samba-client-4.13.6+git.211.555d60b24ba-3.7.1 samba-client-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-core-devel-4.13.6+git.211.555d60b24ba-3.7.1 samba-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-debugsource-4.13.6+git.211.555d60b24ba-3.7.1 samba-dsdb-modules-4.13.6+git.211.555d60b24ba-3.7.1 samba-dsdb-modules-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-libs-4.13.6+git.211.555d60b24ba-3.7.1 samba-libs-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-libs-python3-4.13.6+git.211.555d60b24ba-3.7.1 samba-libs-python3-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-python3-4.13.6+git.211.555d60b24ba-3.7.1 samba-python3-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-winbind-4.13.6+git.211.555d60b24ba-3.7.1 samba-winbind-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 o SUSE Linux Enterprise Module for Basesystem 15-SP3 (aarch64 x86_64): samba-ceph-4.13.6+git.211.555d60b24ba-3.7.1 samba-ceph-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 o SUSE Linux Enterprise Module for Basesystem 15-SP3 (x86_64): libdcerpc-binding0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libdcerpc-binding0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libdcerpc0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libdcerpc0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libndr-krb5pac0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libndr-krb5pac0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libndr-nbt0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libndr-nbt0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libndr-standard0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libndr-standard0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libndr1-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libndr1-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libnetapi0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libnetapi0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-credentials0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-credentials0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-errors0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-errors0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-hostconfig0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-hostconfig0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-passdb0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-passdb0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-util0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libsamba-util0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsamdb0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libsamdb0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsmbconf0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libsmbconf0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libsmbldap2-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libsmbldap2-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libtevent-util0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libtevent-util0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 libwbclient0-32bit-4.13.6+git.211.555d60b24ba-3.7.1 libwbclient0-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-libs-32bit-4.13.6+git.211.555d60b24ba-3.7.1 samba-libs-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-winbind-32bit-4.13.6+git.211.555d60b24ba-3.7.1 samba-winbind-32bit-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 o SUSE Linux Enterprise High Availability 15-SP3 (aarch64 ppc64le s390x x86_64): ctdb-4.13.6+git.211.555d60b24ba-3.7.1 ctdb-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1 samba-debugsource-4.13.6+git.211.555d60b24ba-3.7.1 References: o https://www.suse.com/security/cve/CVE-2020-27840.html o https://www.suse.com/security/cve/CVE-2021-20254.html o https://www.suse.com/security/cve/CVE-2021-20277.html o https://bugzilla.suse.com/1182830 o https://bugzilla.suse.com/1183572 o https://bugzilla.suse.com/1183574 o https://bugzilla.suse.com/1184677 o https://bugzilla.suse.com/1189875 - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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It may not be updated when updates to the original are made. If downloading at a later date, it is recommended that the bulletin is retrieved directly from the author's website to ensure that the information is still current. Contact information for the authors of the original document is included in the Security Bulletin above. If you have any questions or need further information, please contact them directly. Previous advisories and external security bulletins can be retrieved from: https://www.auscert.org.au/bulletins/ =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQIVAwUBYUvTuuNLKJtyKPYoAQhCOg/+LpBDWDnTj/nFeZZ7D/9usaYgn3ULVGeG 5FrAjvF9MKuC2mnumnTQu4ehbxV7V1SEgJR/MKLryzFYlmaVm3R24qTwhph8+mzu ohGzHuLjZ0ZsiPPr4Zuk4MRRNGQ5WYmgzF7m+eIa7MT5iNvFXru7IgeohyuYayFc r6RE4nO8Ex7F5fJKg4f8RIRfFP6aRq2u9yl+76BRArtVfk9Hd4W8jSCi5TLu3u6I JebjJAVz98zF6cFD3QIErmaYlGrCWNkYpIdYuOjbpavIQyBdOb+sWZxiM67nTKui aPOONsyPTo504Y2inoRbCSv8r5NAeLcuvF1b362VsgoZtncHOW0xOlfWsCJJmCU+ 7LiuBh7fV3VQ8u4LJSij3aM8qVIWydcKsP3ETNI6Z/Va7eN5d/ShxmXVM4hvAZAD gS5n5+0kxRR8vUSJWm8IQvayemF33r7oDyCZ0sq/5Fr3OuGBGGgPMbQGm66f0B7Z qQU97e5Cmo5Eg5PiFhVVss1uVJF4seqGSgeQQH+UoqaQD+28RjEkFQuPliFlEDDP /YCRA+Jg3x69sVt1ORmcgTvYws+frzKoxyvkdlG/xKbL/WCOqd5vXmuTTd+5qolt PkQEU8AG40kqFuUT+hFOnLrtcNJRYZsV2G4ihoviCAEZ3Ku4gnQRTOkc3Hggk4U5 iNoor41kovc= =z35x -----END PGP SIGNATURE-----