RedHatRHSA-2022:2074(RHSA-2022:2074) Moderate: samba security, bug fix, and enhancement update
6.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
3.6 Low
CVSS2
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:H/Au:S/C:P/I:P/A:N
0.002 Low
EPSS
Percentile
54.5%
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 (4.15.5). (BZ#2013596)
Security Fix(es):
-
samba: Symlink race error can allow metadata read and modify outside of the exported share (CVE-2021-20316)
-
samba: Information leak via symlinks of existance of files or directories outside of the exported share (CVE-2021-44141)
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 8.6 Release Notes linked from the References section.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| RedHat | 8 | i686 | libsmbclient | < 4.15.5-5.el8 | libsmbclient-4.15.5-5.el8.i686.rpm |
| RedHat | 8 | x86_64 | samba-krb5-printing | < 4.15.5-5.el8 | samba-krb5-printing-4.15.5-5.el8.x86_64.rpm |
| RedHat | 8 | aarch64 | samba-common-tools | < 4.15.5-5.el8 | samba-common-tools-4.15.5-5.el8.aarch64.rpm |
| RedHat | 8 | i686 | libsmbclient-devel | < 4.15.5-5.el8 | libsmbclient-devel-4.15.5-5.el8.i686.rpm |
| RedHat | 8 | i686 | samba-client-libs | < 4.15.5-5.el8 | samba-client-libs-4.15.5-5.el8.i686.rpm |
| RedHat | 8 | ppc64le | ctdb | < 4.15.5-5.el8 | ctdb-4.15.5-5.el8.ppc64le.rpm |
| RedHat | 8 | ppc64le | samba-common-libs | < 4.15.5-5.el8 | samba-common-libs-4.15.5-5.el8.ppc64le.rpm |
| RedHat | 8 | s390x | samba-winbind-debuginfo | < 4.15.5-5.el8 | samba-winbind-debuginfo-4.15.5-5.el8.s390x.rpm |
| RedHat | 8 | aarch64 | samba-vfs-iouring | < 4.15.5-5.el8 | samba-vfs-iouring-4.15.5-5.el8.aarch64.rpm |
| RedHat | 8 | aarch64 | libwbclient | < 4.15.5-5.el8 | libwbclient-4.15.5-5.el8.aarch64.rpm |
Related
6.8 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
3.6 Low
CVSS2
Access Vector
NETWORK
Access Complexity
HIGH
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:H/Au:S/C:P/I:P/A:N
0.002 Low
EPSS
Percentile
54.5%