ALSA-2021:1647

See a problem?
Source
https://errata.almalinux.org/8/ALSA-2021-1647.html
Import Source
https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2021:1647.json
JSON Data
https://api.osv.dev/v1/vulns/ALSA-2021:1647
Related
Published
2021-05-18T05:44:25Z
Modified
2021-11-12T10:20:56Z
Summary
Moderate: samba security, bug fix, and enhancement update
Details

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 (4.13.3). (BZ#1878109)

Security Fix(es):

  • samba: Netlogon elevation of privilege vulnerability (Zerologon) (CVE-2020-1472)

  • samba: Missing handle permissions check in SMB1/2/3 ChangeNotify (CVE-2020-14318)

  • samba: Unprivileged user can crash winbind (CVE-2020-14323)

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 AlmaLinux Release Notes linked from the References section.

References

Affected packages

AlmaLinux:8 / libsmbclient-devel

Package

Name
libsmbclient-devel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.13.3-3.el8

AlmaLinux:8 / libwbclient-devel

Package

Name
libwbclient-devel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.13.3-3.el8

AlmaLinux:8 / openchange

Package

Name
openchange

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.3-27.el8

AlmaLinux:8 / samba-devel

Package

Name
samba-devel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.13.3-3.el8