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openSUSE 15.5 SUSE-SU-2023:4046-1 Important: Samba Security Issues

opensuse
Calendar Grey October 11, 2023
Dist Opensuse Esm H88
Immediate samba patch tackles severe threats like file permission corruption and service termination exploits.
This update for samba fixes the following issues: CVE-2023-4091: Fixed a bug where a client can truncate file with read-only permissions

Description

This update for samba fixes the following issues:

* CVE-2023-4091: Fixed a bug where a client can truncate file with read-only

permissions. (bsc#1215904)

* CVE-2023-42669: Fixed a bug in "rpcecho" development server which allows

Denial of Service via sleep() call on AD DC. (bsc#1215905)

* CVE-2023-42670: Fixed the procedure number which was out of range when

starting Active Directory Users and Computers. (bsc#1215906)

* CVE-2023-3961: Fixed an unsanitized client pipe name passed to

local_np_connect(). (bsc#1215907)

* CVE-2023-4154: Fixed a bug in dirsync which allows SYSTEM access with only

"GUID_DRS_GET_CHANGES" right. (bsc#1215908)

Topics%20covered

Topics Covered

security advisory samba Denial of Service important fix permission issues openSUSE

Patch

## 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:

* openSUSE Leap 15.5

zypper in -t patch SUSE-2023-4046=1 openSUSE-SLE-15.5-2023-4046=1

* SUSE Linux Enterprise Micro 5.5

zypper in -t patch SUSE-SLE-Micro-5.5-2023-4046=1

* Basesystem Module 15-SP5

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP5-2023-4046=1

* SUSE Linux Enterprise High Availability Extension 15 SP5

zypper in -t patch SUSE-SLE-Product-HA-15-SP5-2023-4046=1

Package List

* openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586)

* samba-gpupdate-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* samba-winbind-libs-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* samba-devel-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* libsamba-policy0-python3-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* libsamba-policy-devel-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* samba-ldb-ldap-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* samba-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* samba-debuginfo-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* samba-libs-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* samba-libs-debuginfo-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* samba-client-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* ctdb-pcp-pmda-debuginfo-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* ctdb-pcp-pmda-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* samba-python3-debuginfo-4.17.9+git.421.abde31ca5c2-150500.3.11.1

* libsamba-policy-python3-devel-4.17.9+git.421.abde31ca5c2-150500.3.11.1

*...

Read the Full Advisory

References

* #1215904

* #1215905

* #1215906

* #1215907

* #1215908

## References:

* https://www.suse.com/security/cve/CVE-2023-3961.html

* https://www.suse.com/security/cve/CVE-2023-4091.html

* https://www.suse.com/security/cve/CVE-2023-4154.html

* https://www.suse.com/security/cve/CVE-2023-42669.html

* https://www.suse.com/security/cve/CVE-2023-42670.html

* https://bugzilla.suse.com/show_bug.cgi?id=1215904

* https://bugzilla.suse.com/show_bug.cgi?id=1215905

* https://bugzilla.suse.com/show_bug.cgi?id=1215906

* https://bugzilla.suse.com/show_bug.cgi?id=1215907

* https://bugzilla.suse.com/show_bug.cgi?id=1215908

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4046-1
Rating: important

Topics%20covered

Topics Covered

security advisory samba Denial of Service important fix permission issues openSUSE

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