RedHat: RHSA-2021-4844:01 Important: samba security update

Advisories

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

=====================================================================
                   Red Hat Security Advisory

Synopsis:          Important: samba security update
Advisory ID:       RHSA-2021:4844-01
Product:           Red Hat Gluster Storage
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4844
Issue date:        2021-11-29
CVE Names:         CVE-2016-2124 CVE-2020-25717 
=====================================================================

1. Summary:

An update for samba is now available for Red Hat Gluster Storage 3.5 for
Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Gluster 3.5 Samba on RHEL-7 - noarch, x86_64

3. Description:

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: SMB1 client connections can be downgraded to plaintext
authentication (CVE-2016-2124)

* samba: A user in an AD Domain could become root on domain members
(CVE-2020-25717)

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.

All users of Samba with Red Hat Gluster Storage are advised to upgrade to
these updated packages.

4. 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.

For details on migrating Samba/CTDB configuration files, refer to: 

https://access.redhat.com/solutions/4311261

5. Bugs fixed (https://bugzilla.redhat.com/):

2019660 - CVE-2016-2124 samba: SMB1 client connections can be downgraded to plaintext authentication
2019672 - CVE-2020-25717 samba: A user in an AD Domain could become root on domain members

6. Package List:

Red Hat Gluster 3.5 Samba on RHEL-7:

Source:
samba-4.11.6-114.el7rhgs.src.rpm

noarch:
samba-common-4.11.6-114.el7rhgs.noarch.rpm
samba-pidl-4.11.6-114.el7rhgs.noarch.rpm

x86_64:
ctdb-4.11.6-114.el7rhgs.x86_64.rpm
libsmbclient-4.11.6-114.el7rhgs.x86_64.rpm
libsmbclient-devel-4.11.6-114.el7rhgs.x86_64.rpm
libwbclient-4.11.6-114.el7rhgs.x86_64.rpm
libwbclient-devel-4.11.6-114.el7rhgs.x86_64.rpm
python3-samba-4.11.6-114.el7rhgs.x86_64.rpm
samba-4.11.6-114.el7rhgs.x86_64.rpm
samba-client-4.11.6-114.el7rhgs.x86_64.rpm
samba-client-libs-4.11.6-114.el7rhgs.x86_64.rpm
samba-common-libs-4.11.6-114.el7rhgs.x86_64.rpm
samba-common-tools-4.11.6-114.el7rhgs.x86_64.rpm
samba-debuginfo-4.11.6-114.el7rhgs.x86_64.rpm
samba-devel-4.11.6-114.el7rhgs.x86_64.rpm
samba-krb5-printing-4.11.6-114.el7rhgs.x86_64.rpm
samba-libs-4.11.6-114.el7rhgs.x86_64.rpm
samba-vfs-glusterfs-4.11.6-114.el7rhgs.x86_64.rpm
samba-winbind-4.11.6-114.el7rhgs.x86_64.rpm
samba-winbind-clients-4.11.6-114.el7rhgs.x86_64.rpm
samba-winbind-krb5-locator-4.11.6-114.el7rhgs.x86_64.rpm
samba-winbind-modules-4.11.6-114.el7rhgs.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. 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

8. Contact:

The Red Hat security contact is . More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=rHNx
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
[email protected]
https://listman.redhat.com/mailman/listinfo/rhsa-announce

RedHat: RHSA-2021-4844:01 Important: samba security update

An update for samba is now available for Red Hat Gluster Storage 3.5 for Red Hat Enterprise Linux 7

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: SMB1 client connections can be downgraded to plaintext authentication (CVE-2016-2124)
* samba: A user in an AD Domain could become root on domain members (CVE-2020-25717)
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.
All users of Samba with Red Hat Gluster Storage are advised to upgrade to these updated packages.

Solution

For details on how to apply this update, which includes the changesdescribed in this advisory, refer to:https://access.redhat.com/articles/11258After installing this update, the smb service will be restartedautomatically.For details on migrating Samba/CTDB configuration files, refer to: https://access.redhat.com/solutions/4311261

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 Gluster 3.5 Samba on RHEL-7:
Source: samba-4.11.6-114.el7rhgs.src.rpm
noarch: samba-common-4.11.6-114.el7rhgs.noarch.rpm samba-pidl-4.11.6-114.el7rhgs.noarch.rpm
x86_64: ctdb-4.11.6-114.el7rhgs.x86_64.rpm libsmbclient-4.11.6-114.el7rhgs.x86_64.rpm libsmbclient-devel-4.11.6-114.el7rhgs.x86_64.rpm libwbclient-4.11.6-114.el7rhgs.x86_64.rpm libwbclient-devel-4.11.6-114.el7rhgs.x86_64.rpm python3-samba-4.11.6-114.el7rhgs.x86_64.rpm samba-4.11.6-114.el7rhgs.x86_64.rpm samba-client-4.11.6-114.el7rhgs.x86_64.rpm samba-client-libs-4.11.6-114.el7rhgs.x86_64.rpm samba-common-libs-4.11.6-114.el7rhgs.x86_64.rpm samba-common-tools-4.11.6-114.el7rhgs.x86_64.rpm samba-debuginfo-4.11.6-114.el7rhgs.x86_64.rpm samba-devel-4.11.6-114.el7rhgs.x86_64.rpm samba-krb5-printing-4.11.6-114.el7rhgs.x86_64.rpm samba-libs-4.11.6-114.el7rhgs.x86_64.rpm samba-vfs-glusterfs-4.11.6-114.el7rhgs.x86_64.rpm samba-winbind-4.11.6-114.el7rhgs.x86_64.rpm samba-winbind-clients-4.11.6-114.el7rhgs.x86_64.rpm samba-winbind-krb5-locator-4.11.6-114.el7rhgs.x86_64.rpm samba-winbind-modules-4.11.6-114.el7rhgs.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/

Severity
Advisory ID: RHSA-2021:4844-01
Product: Red Hat Gluster Storage
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4844
Issued Date: : 2021-11-29
CVE Names: CVE-2016-2124 CVE-2020-25717

Topic

An update for samba is now available for Red Hat Gluster Storage 3.5 forRed Hat Enterprise Linux 7.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.

Relevant Releases Architectures

Red Hat Gluster 3.5 Samba on RHEL-7 - noarch, x86_64

Bugs Fixed

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

2019672 - CVE-2020-25717 samba: A user in an AD Domain could become root on domain members

We use cookies to provide and improve our services. By using our site, you consent to our Cookie Policy.