5.5 - RHSA-2019:2099

Problem Description:

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

Red Hat Product Security has rated this update as having a security impact of Moderate. 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 Enterprise Linux Client (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Client Optional (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode (v. 7) - noarch, x86_64 Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Optional (v. 7) - noarch, ppc64, ppc64le, s390x, x86_64 Red Hat Enterprise Linux Server Resilient Storage (v. 7) - ppc64le, s390x, x86_64 Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64 Red Hat Enterprise Linux Workstation Optional (v. 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.

The following packages have been upgraded to a later upstream version: samba (4.9.1). (BZ#1649434)

Security Fix(es):

* samba: save registry file outside share as unprivileged user (CVE-2019-3880)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.7 Release Notes linked from the References section.

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.

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

1479451 - Unable to authenticate against AD with kerberos using the `net' command 1529301 - [RFE] Support adding SPN of a different host with "net ads keytab add" 1600274 - vfs_audit log does not show full path names 1623140 - Samba still sending on port 139 1649434 - Rebase samba in RHEL-7.7 to the same version as RHEL 8.0 1650452 - Backport smbc_setOptionProtocols() function 1656405 - Classic domain requires domain name to authenticate after last update 1659533 - Unable to create new files or folders using samba and vfs_glusterfs 1662408 - cups allows the smbspool backend to overwrite a configured printers AuthInfoRequired as "username,password" 1674403 - Adding `force group = ...` to an active SMB sessoin causes PANIC 1690222 - smbclient man page needs update on RHEL7.6 1691518 - CVE-2019-3880 samba: save registry file outside share as unprivileged user