RedHat samba CVE-2021-20254 Out of Bounds Read Vulnerability

description-logoDescription

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: Negative idmap cache entries can cause incorrect group entries in the Samba file server process token (CVE-2021-20254) 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. Bug Fix(es): smb.service stops when samba rpms are updated (BZ#1930747) samba printing dumps core (BZ#1937867) smb.service stops when samba rpms are updated (BZ#1930747) samba printing dumps core (BZ#1937867) SolutionFor 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.

affected-products-logoAffected Applications

samba

CVE References

CVE-2021-20254