RLSA-2021:1647

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Import Source
https://storage.googleapis.com/resf-osv-data/RLSA-2021:1647.json
JSON Data
https://api.osv.dev/v1/vulns/RLSA-2021:1647
Related
Published
2021-05-18T05:44:25Z
Modified
2023-02-02T14:09:23.106641Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
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 Rocky Linux 8.4 Release Notes linked from the References section.

References
Credits
    • Rocky Enterprise Software Foundation
    • Red Hat

Affected packages

Rocky Linux:8 / openchange

Package

Name
openchange
Purl
pkg:rpm/rocky-linux/openchange?distro=rocky-linux-8-4-legacy&epoch=0

Affected ranges

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

Rocky Linux:8 / samba

Package

Name
samba
Purl
pkg:rpm/rocky-linux/samba?distro=rocky-linux-8-4-legacy&epoch=0

Affected ranges

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