Alerts This Week
Warning Icon 1 692
Alerts This Week
Warning Icon 1 692

Red Hat: RHSA-2022-0074 Important: Samba Security Update for EUS

red hat
Calendar Grey January 14, 2022
Dist Redhat Esm H88
Essential samba patch in Red Hat Enterprise Linux tackles security flaws to promote more secure environments.
An update for samba is now available for Red Hat Enterprise Linux 8.2 Extended Update Support

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

After installing this update, the smb service will be restarted automatically.

Summary

Samba is an open-source implementation of the Server Message Block (SMB) protocol and the related Common Internet File System (CIFS) protocol, which allow PC-compatible machines to share files, printers, and various information.
Security Fix(es):
* samba: Active Directory (AD) domain user could become root on domain members (CVE-2020-25717)
* samba: SMB1 client connections can be downgraded to plaintext authentication (CVE-2016-2124)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory security issue update red hat samba important threat mitigation

References

https://access.redhat.com/security/cve/CVE-2016-2124 https://access.redhat.com/security/cve/CVE-2020-25717 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux BaseOS EUS (v. 8.2):
Source: samba-4.11.2-18.el8_2.src.rpm
aarch64: ctdb-4.11.2-18.el8_2.aarch64.rpm ctdb-debuginfo-4.11.2-18.el8_2.aarch64.rpm ctdb-tests-4.11.2-18.el8_2.aarch64.rpm ctdb-tests-debuginfo-4.11.2-18.el8_2.aarch64.rpm libsmbclient-4.11.2-18.el8_2.aarch64.rpm libsmbclient-debuginfo-4.11.2-18.el8_2.aarch64.rpm libwbclient-4.11.2-18.el8_2.aarch64.rpm libwbclient-debuginfo-4.11.2-18.el8_2.aarch64.rpm python3-samba-4.11.2-18.el8_2.aarch64.rpm python3-samba-debuginfo-4.11.2-18.el8_2.aarch64.rpm python3-samba-test-4.11.2-18.el8_2.aarch64.rpm samba-4.11.2-18.el8_2.aarch64.rpm samba-client-4.11.2-18.el8_2.aarch64.rpm samba-client-debuginfo-4.11.2-18.el8_2.aarch64.rpm samba-client-libs-4.11.2-18.el8_2.aarch64.rpm samba-client-libs-debuginfo-4.11.2-18.el8_2.aarch64.rpm samba-common-libs-4.11.2-18.el8_2.aarch64.rpm samba-common-libs-debuginfo-4.11.2-18.el8_2.aarch64.rpm samba-common-tools-4.11.2-18.el8_2.aarch64.rpm samba-common-tools-debuginfo-4.11.2-18.el8_2.aarch64.rpm samba-debuginfo-4.11.2-18.el8_2.aarch64.rpm samba-debugsource-4.11.2-18.el8_2.aarch64.rpm samba-krb5-printing-4.11.2-18.el8_2.aarch64.rpm samba-krb5-printing-debuginfo-4.11.2-18.el8_2.aarch64.rpm samba-libs-4.11.2-18.el8_2.aarch64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:0074-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0074
Issue date: 2022-01-11

Topic

An update for samba is now available for Red Hat Enterprise Linux 8.2Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security issue update red hat samba important threat mitigation

Relevant Releases Architectures

Red Hat CodeReady Linux Builder EUS (v. 8.2) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS EUS (v. 8.2) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2019660 - CVE-2016-2124 samba: SMB1 client connections can be downgraded to plaintext authentication

2019672 - CVE-2020-25717 samba: Active Directory (AD) domain user could become root on domain members

Get the latest News and Insights

Get the latest Linux and open source security news straight to your inbox.

Your message here