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openSUSE 15.4: 2023:4059-1 Important Samba Denial of Service Fix

opensuse
Calendar Grey October 12, 2023
Dist Opensuse Esm H88
Crucial samba enhancement for openSUSE addressing key vulnerabilities and bolstering safety across multiple editions. Discover more!
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. (bso#1215905)

* 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 bug fix samba important Denial of Service 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 15.4

zypper in -t patch SUSE-2023-4059=1 openSUSE-SLE-15.4-2023-4059=1

* SUSE Linux Enterprise Micro for Rancher 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2023-4059=1

* SUSE Linux Enterprise Micro 5.3

zypper in -t patch SUSE-SLE-Micro-5.3-2023-4059=1

* SUSE Linux Enterprise Micro for Rancher 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2023-4059=1

* SUSE Linux Enterprise Micro 5.4

zypper in -t patch SUSE-SLE-Micro-5.4-2023-4059=1

* Basesystem Module 15-SP4

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2023-4059=1

* SUSE Linux Enterprise High Availability Extension 15 SP4

zypper in -t patch SUSE-SLE-Product-HA-15-SP4-2023-4059=1

Package List

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)

* samba-ad-dc-debuginfo-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-ad-dc-libs-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-client-libs-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-python3-4.15.13+git.691.3d3cea0641-150400.3.31.1

* libsamba-policy0-python3-debuginfo-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-ad-dc-libs-debuginfo-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-tool-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-client-debuginfo-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-ldb-ldap-debuginfo-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-gpupdate-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-winbind-libs-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-ad-dc-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-test-debuginfo-4.15.13+git.691.3d3cea0641-150400.3.31.1

* samba-ldb-ldap-4.15.13+git.691.3d3cea0641-150400.3.31.1

* ctdb-debuginfo-4.15.13+git.691.3d3cea0641-150400.3.31.1

*...

Read the Full Advisory

References

* #1213940

* #1215904

* #1215905

* #1215908

## References:

* 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://bugzilla.suse.com/show_bug.cgi?id=1213940

* 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=1215908

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4059-1
Rating: important

Topics%20covered

Topics Covered

security advisory bug fix samba important Denial of Service openSUSE

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