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openSUSE Leap 15.3: 2021:3187-1 Important Samba Security Fix

opensuse
Calendar Grey September 22, 2021
Dist Opensuse Esm H88
Vital patch released for Fedora Samba tackling several vulnerabilities, improving overall system security.
An update that solves three vulnerabilities and has two fixes is now available

Description

This update for samba fixes the following issues:

- CVE-2021-20277: Fixed an out of bounds read in ldb_handler_fold

(bsc#1183574).

- CVE-2021-20254: Fixed a buffer overrun in sids_to_unixids()

(bsc#1184677).

- CVE-2020-27840: Fixed an unauthenticated remote heap corruption via bad

DNs (bsc#1183572).

- Spec file fixes around systemd and requires (bsc#1182830)

- Fix dependency problem upgrading from libndr0 to libndr1 (bsc#1189875)

- Fix dependency problem upgrading from libsmbldap0 to libsmbldap2

(bsc#1189875)

Topics%20covered

Topics Covered

security advisory heap corruption buffer overrun samba security fix openSUSE session handling

Patch

Patch Instructions:

To install this openSUSE 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:

- openSUSE Leap 15.3:

zypper in -t patch openSUSE-SLE-15.3-2021-3187=1

Package List

- openSUSE Leap 15.3 (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

ctdb-pcp-pmda-4.13.6+git.211.555d60b24ba-3.7.1

ctdb-pcp-pmda-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1

ctdb-tests-4.13.6+git.211.555d60b24ba-3.7.1

ctdb-tests-debuginfo-4.13.6+git.211.555d60b24ba-3.7.1

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...

Read the Full Advisory

References

https://www.suse.com/security/cve/CVE-2020-27840.html

https://www.suse.com/security/cve/CVE-2021-20254.html

https://www.suse.com/security/cve/CVE-2021-20277.html

https://bugzilla.suse.com/1182830

https://bugzilla.suse.com/1183572

https://bugzilla.suse.com/1183574

https://bugzilla.suse.com/1184677

https://bugzilla.suse.com/1189875

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2021:3187-1
Rating: important
Affected Products: openSUSE Leap 15.3 ble.

Topics%20covered

Topics Covered

security advisory heap corruption buffer overrun samba security fix openSUSE session handling

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