Protect yourself against future threats.
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2024.1240
Security update for samba
28 February 2024
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: samba
Publisher: SUSE
Operating System: SUSE
Resolution: Patch/Upgrade
CVE Names: CVE-2023-34968 CVE-2023-34967 CVE-2023-34966
CVE-2023-3347 CVE-2022-2127 CVE-2020-25720
Original Bulletin:
https://www.suse.com/support/update/announcement/2023/suse-su-20232929-1
Comment: CVSS (Max): 7.5* CVE-2023-34966 (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
CVSS Source: SUSE
Calculator: https://www.first.org/cvss/calculator/3.1#CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* Not all CVSS available when published
- --------------------------BEGIN INCLUDED TEXT--------------------
Security update for samba
Announcement ID: SUSE-SU-2023:2929-1
Rating: important
o bsc#1212375
o bsc#1213170
o bsc#1213171
o bsc#1213172
References: o bsc#1213173
o bsc#1213174
o bsc#1213384
o bsc#1213386
o CVE-2020-25720
o CVE-2022-2127
o CVE-2023-3347
Cross-References: o CVE-2023-34966
o CVE-2023-34967
o CVE-2023-34968
o CVE-2022-2127 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/
S:U/C:N/I:N/A:H
o CVE-2022-2127 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/
S:U/C:N/I:N/A:H
o CVE-2023-3347 ( SUSE ): 6.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/
S:C/C:N/I:H/A:N
o CVE-2023-3347 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/
S:U/C:N/I:H/A:N
o CVE-2023-34966 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N
/S:U/C:N/I:N/A:H
CVSS scores: o CVE-2023-34966 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/
S:U/C:N/I:N/A:H
o CVE-2023-34967 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N
/S:U/C:N/I:N/A:L
o CVE-2023-34967 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/
S:U/C:N/I:N/A:L
o CVE-2023-34968 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N
/S:U/C:L/I:N/A:N
o CVE-2023-34968 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/
S:U/C:L/I:N/A:N
o Basesystem Module 15-SP5
o openSUSE Leap 15.5
o SUSE Linux Enterprise Desktop 15 SP5
Affected o SUSE Linux Enterprise High Availability Extension 15 SP5
Products: o SUSE Linux Enterprise High Performance Computing 15 SP5
o SUSE Linux Enterprise Real Time 15 SP5
o SUSE Linux Enterprise Server 15 SP5
o SUSE Linux Enterprise Server for SAP Applications 15 SP5
An update that solves six vulnerabilities and has two security fixes can now be
installed.
Description:
This update for samba fixes the following issues:
samba was updated to version 4.17.9:
o CVE-2022-2127: Fixed issue where lm_resp_len was not checked properly in
winbindd_pam_auth_crap_send (bsc#1213174).
o CVE-2023-34966: Fixed samba spotlight mdssvc RPC Request Infinite Loop
Denial-of-Service Vulnerability (bsc#1213173).
o CVE-2023-34967: Fixed samba spotlight mdssvc RPC Request Type Confusion
Denial-of-Service Vulnerability (bsc#1213172).
o CVE-2023-34968: Fixed spotlight server-side Share Path Disclosure (bsc#
1213171).
o CVE-2023-3347: Fixed issue where SMB2 packet signing not enforced (bsc#
1213170).
o CVE-2020-25720: Fixed issue where creating child permission allowed full
write to all attributes (bsc#1213386).
Bugfixes:
o Fixed trust relationship failure (bsc#1213384).
o Backported --pidl-developer fixes.
o Fixed smbd_scavenger crash when service smbd is stopped.
o Fixed issue where vfs_fruit might cause a failing open for delete.
o Fixed named crashes on DLZ zone update.
o Fixed issue where winbind recurses into itself via rpcd_lsad.
o Fixed cli_list looping 100% CPU against pre-lanman2 servers.
o Fixed smbclient leaks fds with showacls.
o Fixed aes256 smb3 encryption algorithms not allowed in smb3_sid_parse().
o Fixed winbindd getting stuck on NT_STATUS_RPC_SEC_PKG_ERROR.
o Fixed smbget memory leak if failed to download files recursively.
o Fixed log flood: smbd_calculate_access_mask_fsp: Access denied: message
level should be lower.
o Fixed floating point exception (FPE) via cli_pull_send at source3/libsmb/
clireadwrite.c.
o Fixed test_tstream_more_tcp_user_timeout_spin fails intermittently on
Rackspace GitLab runners.
o Reduce flapping of ridalloc test.
o Fixed unreliable large_ldap test.
o Fixed filename parser not checking veto files smb.conf parameter.
o Fixed mdssvc may crash when initializing.
o Fixed broken large directory optimization for non-lcomp path elements
o Fixed streams_depot failing to create streams.
o Fixed shadow_copy2 and streams_depot issues.
o Fixed wbinfo -u fails on ad dc with >1000 users.
o Fixed winbindd idmap child contacting the domain controller without a need.
o Fixed idmap_autorid may fail to map sids of trusted domains for the first
time.
o Fixed idmap_hash doesn't use ID_TYPE_BOTH for reverse mappings.
o Fixed net ads search -P doesn't work against servers in other domains.
o Fixed DS ACEs might be inherited to unrelated object classes.
o Fixed temporary smbXsrv_tcon_global.tdb can't be parsed.
o Fixed setting veto files = /.*/ breaking listing directories (bsc#1212375).
o Fixed dsgetdcname assuming local system uses IPv4.
Patch Instructions:
To install this SUSE 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 openSUSE Leap 15.5
zypper in -t patch SUSE-2023-2929=1 openSUSE-SLE-15.5-2023-2929=1
o Basesystem Module 15-SP5
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP5-2023-2929=1
o SUSE Linux Enterprise High Availability Extension 15 SP5
zypper in -t patch SUSE-SLE-Product-HA-15-SP5-2023-2929=1
Package List:
o openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586)
samba-ldb-ldap-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy-python3-devel-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-python3-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
ctdb-pcp-pmda-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-libs-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-devel-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-python3-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy0-python3-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-test-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-python3-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-ldb-ldap-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-debugsource-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy0-python3-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
ctdb-pcp-pmda-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-test-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-libs-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-gpupdate-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-libs-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-libs-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-python3-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
ctdb-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
ctdb-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy-devel-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-tool-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
o openSUSE Leap 15.5 (x86_64)
samba-client-libs-32bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-libs-32bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-32bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-libs-32bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-32bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-32bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-libs-32bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-python3-32bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-devel-32bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy0-python3-32bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-python3-32bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy0-python3-32bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-32bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
o openSUSE Leap 15.5 (noarch)
samba-doc-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
o openSUSE Leap 15.5 (aarch64 x86_64)
samba-ceph-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-ceph-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
o openSUSE Leap 15.5 (aarch64_ilp32)
samba-libs-python3-64bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-libs-64bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-python3-64bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-libs-64bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-64bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-devel-64bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-64bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy0-python3-64bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-libs-64bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy0-python3-64bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-libs-64bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-64bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-64bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
o Basesystem Module 15-SP5 (aarch64 ppc64le s390x x86_64)
samba-ldb-ldap-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy-python3-devel-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-python3-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-libs-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-devel-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-python3-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy0-python3-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-python3-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-ldb-ldap-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-debugsource-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy0-python3-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-libs-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-gpupdate-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-libs-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-libs-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-python3-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
libsamba-policy-devel-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-tool-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
o Basesystem Module 15-SP5 (aarch64 x86_64)
samba-ceph-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-ceph-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
o Basesystem Module 15-SP5 (x86_64)
samba-client-libs-32bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-32bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-libs-32bit-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-libs-32bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-winbind-libs-32bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-client-libs-32bit-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
o SUSE Linux Enterprise High Availability Extension 15 SP5 (aarch64 ppc64le
s390x x86_64)
samba-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
samba-debugsource-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
ctdb-debuginfo-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
ctdb-4.17.9+git.367.dae41ffdd1f-150500.3.5.1
References:
o https://www.suse.com/security/cve/CVE-2020-25720.html
o https://www.suse.com/security/cve/CVE-2022-2127.html
o https://www.suse.com/security/cve/CVE-2023-3347.html
o https://www.suse.com/security/cve/CVE-2023-34966.html
o https://www.suse.com/security/cve/CVE-2023-34967.html
o https://www.suse.com/security/cve/CVE-2023-34968.html
o https://bugzilla.suse.com/show_bug.cgi?id=1212375
o https://bugzilla.suse.com/show_bug.cgi?id=1213170
o https://bugzilla.suse.com/show_bug.cgi?id=1213171
o https://bugzilla.suse.com/show_bug.cgi?id=1213172
o https://bugzilla.suse.com/show_bug.cgi?id=1213173
o https://bugzilla.suse.com/show_bug.cgi?id=1213174
o https://bugzilla.suse.com/show_bug.cgi?id=1213384
o https://bugzilla.suse.com/show_bug.cgi?id=1213386
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