Race condition in Samba - CVE-2021-20316

Vulnerability identifier: #VU78991

CSH Severity: Low

CVSS v4: 7.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-20316

CWE-ID: CWE-362

Exploitation vector: Remote access

Exploit availability: No public exploit available

The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to a race condition. A remote user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.

Samba
Amazon Linux AMI
Gentoo Linux
SUSE Linux Enterprise Micro
Red Hat Enterprise Linux for Power, little endian
Anolis OS
Red Hat Enterprise Linux for x86_64
Red Hat CodeReady Linux Builder for IBM z Systems
Red Hat CodeReady Linux Builder for ARM 64
Red Hat CodeReady Linux Builder for x86_64
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for ARM 64
Red Hat CodeReady Linux Builder for Power, little endian
SUSE Linux Enterprise Server
SUSE Linux Enterprise Server for SAP Applications
SUSE Linux Enterprise Software Development Kit
SUSE Linux Enterprise Desktop
SUSE Linux Enterprise High Availability
SUSE Linux Enterprise High Performance Computing
SUSE Linux Enterprise Module for Python2
SUSE Linux Enterprise Module for Basesystem
SUSE Linux Enterprise Module for Server Applications
tevent-man
tevent-debugsource
python3-tevent-debuginfo
python3-tevent
libtevent0-32bit-debuginfo
libtevent0-32bit
libtevent0-debuginfo
libtevent-devel
libtevent0
p11-kit-nss-trust
libp11-kit0
libp11-kit0-debuginfo
p11-kit-devel
p11-kit-debugsource
p11-kit-debuginfo
p11-kit
p11-kit-tools
p11-kit-tools-debuginfo
libp11-kit0-32bit
libp11-kit0-debuginfo-32bit
p11-kit-32bit
p11-kit-debuginfo-32bit
libtdb1-32bit-debuginfo
tdb-debugsource
libtdb1-32bit
tdb-tools-debuginfo
tdb-tools
libtdb-devel
libtdb1
libtdb1-debuginfo
python3-tdb
python3-tdb-debuginfo
sssd-tools-debuginfo
sssd-tools
sssd-proxy-debuginfo
sssd-proxy
sssd-ldap-debuginfo
sssd-ldap
libsss_nss_idmap0
sssd-dbus-debuginfo
sssd-dbus
sssd-common-debuginfo
sssd-common
sssd-ad-debuginfo
sssd-ad
sssd
python-sssd-config-debuginfo
python-sssd-config
libsss_simpleifp0-debuginfo
libsss_simpleifp0
libsss_nss_idmap0-debuginfo
sssd-krb5-debuginfo
libsss_idmap0-debuginfo
sssd-krb5-common-debuginfo
libsss_idmap0
libsss_nss_idmap-devel
sssd-debugsource
libipa_hbac0
libipa_hbac0-debuginfo
libsss_certmap0
libsss_certmap0-debuginfo
libsss_idmap-devel
libipa_hbac-devel
sssd-ipa
sssd-ipa-debuginfo
sssd-krb5
sssd-krb5-common
sssd-winbind-idmap
sssd-winbind-idmap-debuginfo
libsss_certmap-devel
python3-sssd-config-debuginfo
python3-sssd-config
libsss_simpleifp-devel
krb5-plugin-kdb-ldap
krb5-32bit
krb5-32bit-debuginfo
krb5-debugsource
krb5-client
krb5-client-debuginfo
krb5-devel
krb5-plugin-preauth-otp
krb5-plugin-preauth-otp-debuginfo
krb5
krb5-debuginfo
krb5-plugin-preauth-pkinit
krb5-plugin-preauth-pkinit-debuginfo
krb5-plugin-preauth-spake
krb5-plugin-preauth-spake-debuginfo
krb5-server-debuginfo
krb5-server
krb5-plugin-kdb-ldap-debuginfo
ca-certificates
talloc-man
libtalloc2-32bit
talloc-debugsource
libtalloc2-32bit-debuginfo
libtalloc2
libtalloc2-debuginfo
python3-talloc-devel
libtalloc-devel
python3-talloc-debuginfo
python3-talloc
ldb-tools-debuginfo
ldb-tools
ldb-debugsource
libldb-devel
libldb2
libldb2-debuginfo
python3-ldb-devel
libldb2-32bit-debuginfo
libldb2-32bit
python3-ldb-debuginfo
python3-ldb
apparmor-docs
pam_apparmor-debuginfo-32bit
perl-apparmor
pam_apparmor
apparmor-utils
apparmor-profiles
pam_apparmor-32bit
perl-apparmor-debuginfo
libapparmor1-debuginfo
libapparmor1
libapparmor1-debuginfo-32bit
apparmor-debugsource
apache2-mod_apparmor
libapparmor1-32bit
pam_apparmor-debuginfo
apparmor-parser-debuginfo
apparmor-parser
apache2-mod_apparmor-debuginfo
libapparmor-devel
libapparmor-debugsource
libapparmor1-32bit-debuginfo
pam_apparmor-32bit-debuginfo
python3-apparmor
python3-apparmor-debuginfo
apparmor-abstractions
apparmor-parser-lang
apparmor-utils-lang
libhogweed4-32bit
libnettle6-32bit
libhogweed4-debuginfo-32bit
libnettle6-debuginfo
libnettle-debugsource
libnettle6-debuginfo-32bit
libnettle6
libhogweed4
libhogweed4-debuginfo
yast2-samba-client
libgnutls30-debuginfo
libgnutls30
gnutls-debugsource
libgnutls30-32bit
libgnutls30-debuginfo-32bit
samba-winbind-debuginfo
samba-ldb-ldap
samba-ldb-ldap-debuginfo
samba-libs
samba-libs-debuginfo
samba-libs-python3
samba-libs-python3-debuginfo
samba-python3
samba-python3-debuginfo
samba-tool
samba-winbind
samba-client-libs
samba-winbind-libs
samba-winbind-libs-debuginfo
samba-libs-32bit
samba-client-32bit
samba-client-debuginfo-32bit
samba-client-libs-32bit
ctdb
ctdb-debuginfo
samba-client-libs-debuginfo-32bit
samba-libs-python3-debuginfo-32bit
libsamba-policy0-python3
samba-devel-32bit
samba-devel
samba-debugsource
samba-debuginfo
libsamba-policy-python3-devel
libsamba-policy-devel
samba-doc
samba-winbind-libs-debuginfo-32bit
samba-winbind-libs-32bit
samba-client-libs-debuginfo
samba-libs-python3-32bit
libsamba-policy0-python3-32bit
libsamba-policy0-python3-debuginfo-32bit
samba-libs-debuginfo-32bit
samba
samba-client
samba-client-debuginfo
libsamba-policy0-python3-debuginfo
samba-ad-dc-libs-debuginfo
samba-gpupdate
samba-dsdb-modules-debuginfo
samba-dsdb-modules
samba-ad-dc-libs
samba-ad-dc-debuginfo
samba-ad-dc
samba-ad-dc-libs-32bit
samba-winbind-libs-32bit-debuginfo
samba-libs-32bit-debuginfo
samba-client-libs-32bit-debuginfo
samba-client-32bit-debuginfo
samba-ad-dc-libs-32bit-debuginfo
samba-ceph-debuginfo
samba-ceph
samba (Red Hat package)
samba-common-tools
samba-pidl
samba-common
samba-winexe
samba-winbind-modules
samba-winbind-krb5-locator
samba-winbind-clients
samba-test-libs
samba-test
samba-krb5-printing
samba-common-libs
python3-samba-test
python3-samba
libwbclient
libsmbclient
net-fs/samba
Dell EMC Storage Monitoring and Reporting (SMR)
EMC ViPR SRM

Install updates from vendor's website.

Samba - update to 4.15.0
tevent-man - update to 0.11.0-150300.3.3.1
tevent-debugsource - update to 0.11.0-150300.3.3.2
python3-tevent-debuginfo - update to 0.11.0-150300.3.3.2
python3-tevent - update to 0.11.0-150300.3.3.2
libtevent0-32bit-debuginfo - update to 0.11.0-150300.3.3.2
libtevent0-32bit - update to 0.11.0-150300.3.3.2
libtevent0-debuginfo - update to 0.11.0-150300.3.3.2
libtevent-devel - update to 0.11.0-150300.3.3.2
libtevent0 - update to 0.11.0-150300.3.3.2
p11-kit-nss-trust - update to 0.23.2-8.3.2
libp11-kit0 - update to 0.23.2-8.3.2
libp11-kit0-debuginfo - update to 0.23.2-8.3.2
p11-kit-devel - update to 0.23.2-8.3.2
p11-kit-debugsource - update to 0.23.2-8.3.2
p11-kit-debuginfo - update to 0.23.2-8.3.2
p11-kit - update to 0.23.2-8.3.2
p11-kit-tools - update to 0.23.2-8.3.2
p11-kit-tools-debuginfo - update to 0.23.2-8.3.2
libp11-kit0-32bit - update to 0.23.2-8.3.2
libp11-kit0-debuginfo-32bit - update to 0.23.2-8.3.2
p11-kit-32bit - update to 0.23.2-8.3.2
p11-kit-debuginfo-32bit - update to 0.23.2-8.3.2
libtdb1-32bit-debuginfo - update to 1.4.4-150300.3.3.2
tdb-debugsource - update to 1.4.4-150300.3.3.2
libtdb1-32bit - update to 1.4.4-150300.3.3.2
tdb-tools-debuginfo - update to 1.4.4-150300.3.3.2
tdb-tools - update to 1.4.4-150300.3.3.2
libtdb-devel - update to 1.4.4-150300.3.3.2
libtdb1 - update to 1.4.4-150300.3.3.2
libtdb1-debuginfo - update to 1.4.4-150300.3.3.2
python3-tdb - update to 1.4.4-150300.3.3.2
python3-tdb-debuginfo - update to 1.4.4-150300.3.3.2
sssd-tools-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-tools - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-proxy-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-proxy - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-ldap-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-ldap - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libsss_nss_idmap0 - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-dbus-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-dbus - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-common-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-common - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-ad-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-ad - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
python-sssd-config-debuginfo - update to 1.16.1-7.28.9
python-sssd-config - update to 1.16.1-7.28.9
libsss_simpleifp0-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libsss_simpleifp0 - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libsss_nss_idmap0-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-krb5-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libsss_idmap0-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-krb5-common-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libsss_idmap0 - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libsss_nss_idmap-devel - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-debugsource - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libipa_hbac0 - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libipa_hbac0-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libsss_certmap0 - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libsss_certmap0-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libsss_idmap-devel - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
libipa_hbac-devel - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-ipa - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-ipa-debuginfo - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-krb5 - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-krb5-common - addressed in versions 1.16.1-7.28.9, 1.16.1-150300.23.17.3
sssd-winbind-idmap - update to 1.16.1-150300.23.17.3
sssd-winbind-idmap-debuginfo - update to 1.16.1-150300.23.17.3
libsss_certmap-devel - update to 1.16.1-150300.23.17.3
python3-sssd-config-debuginfo - update to 1.16.1-150300.23.17.3
python3-sssd-config - update to 1.16.1-150300.23.17.3
libsss_simpleifp-devel - update to 1.16.1-150300.23.17.3
krb5-plugin-kdb-ldap - update to 1.19.2-150300.8.3.2
krb5-32bit - update to 1.19.2-150300.8.3.2
krb5-32bit-debuginfo - update to 1.19.2-150300.8.3.2
krb5-debugsource - update to 1.19.2-150300.8.3.2
krb5-client - update to 1.19.2-150300.8.3.2
krb5-client-debuginfo - update to 1.19.2-150300.8.3.2
krb5-devel - update to 1.19.2-150300.8.3.2
krb5-plugin-preauth-otp - update to 1.19.2-150300.8.3.2
krb5-plugin-preauth-otp-debuginfo - update to 1.19.2-150300.8.3.2
krb5 - update to 1.19.2-150300.8.3.2
krb5-debuginfo - update to 1.19.2-150300.8.3.2
krb5-plugin-preauth-pkinit - update to 1.19.2-150300.8.3.2
krb5-plugin-preauth-pkinit-debuginfo - update to 1.19.2-150300.8.3.2
krb5-plugin-preauth-spake - update to 1.19.2-150300.8.3.2
krb5-plugin-preauth-spake-debuginfo - update to 1.19.2-150300.8.3.2
krb5-server-debuginfo - update to 1.19.2-150300.8.3.2
krb5-server - update to 1.19.2-150300.8.3.2
krb5-plugin-kdb-ldap-debuginfo - update to 1.19.2-150300.8.3.2
ca-certificates - update to 1_201403302107-15.3.3
talloc-man - update to 2.3.3-150300.3.3.1
libtalloc2-32bit - update to 2.3.3-150300.3.3.2
talloc-debugsource - update to 2.3.3-150300.3.3.2
libtalloc2-32bit-debuginfo - update to 2.3.3-150300.3.3.2
libtalloc2 - update to 2.3.3-150300.3.3.2
libtalloc2-debuginfo - update to 2.3.3-150300.3.3.2
python3-talloc-devel - update to 2.3.3-150300.3.3.2
libtalloc-devel - update to 2.3.3-150300.3.3.2
python3-talloc-debuginfo - update to 2.3.3-150300.3.3.2
python3-talloc - update to 2.3.3-150300.3.3.2
ldb-tools-debuginfo - update to 2.4.1-150300.3.10.1
ldb-tools - update to 2.4.1-150300.3.10.1
ldb-debugsource - update to 2.4.1-150300.3.10.1
libldb-devel - update to 2.4.1-150300.3.10.1
libldb2 - update to 2.4.1-150300.3.10.1
libldb2-debuginfo - update to 2.4.1-150300.3.10.1
python3-ldb-devel - update to 2.4.1-150300.3.10.1
libldb2-32bit-debuginfo - update to 2.4.1-150300.3.10.1
libldb2-32bit - update to 2.4.1-150300.3.10.1
python3-ldb-debuginfo - update to 2.4.1-150300.3.10.1
python3-ldb - update to 2.4.1-150300.3.10.1
apparmor-docs - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
pam_apparmor-debuginfo-32bit - update to 2.8.2-56.6.3
perl-apparmor - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
pam_apparmor - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
apparmor-utils - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
apparmor-profiles - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
pam_apparmor-32bit - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
perl-apparmor-debuginfo - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
libapparmor1-debuginfo - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.1
libapparmor1 - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.1
libapparmor1-debuginfo-32bit - update to 2.8.2-56.6.3
apparmor-debugsource - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
apache2-mod_apparmor - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
libapparmor1-32bit - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.1
pam_apparmor-debuginfo - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
apparmor-parser-debuginfo - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
apparmor-parser - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
apache2-mod_apparmor-debuginfo - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.2
libapparmor-devel - addressed in versions 2.8.2-56.6.3, 2.13.6-150300.3.11.1
libapparmor-debugsource - update to 2.13.6-150300.3.11.1
libapparmor1-32bit-debuginfo - update to 2.13.6-150300.3.11.1
pam_apparmor-32bit-debuginfo - update to 2.13.6-150300.3.11.2
python3-apparmor - update to 2.13.6-150300.3.11.2
python3-apparmor-debuginfo - update to 2.13.6-150300.3.11.2
apparmor-abstractions - update to 2.13.6-150300.3.11.2
apparmor-parser-lang - update to 2.13.6-150300.3.11.2
apparmor-utils-lang - update to 2.13.6-150300.3.11.2
libhogweed4-32bit - update to 3.1-21.3.2
libnettle6-32bit - update to 3.1-21.3.2
libhogweed4-debuginfo-32bit - update to 3.1-21.3.2
libnettle6-debuginfo - update to 3.1-21.3.2
libnettle-debugsource - update to 3.1-21.3.2
libnettle6-debuginfo-32bit - update to 3.1-21.3.2
libnettle6 - update to 3.1-21.3.2
libhogweed4 - update to 3.1-21.3.2
libhogweed4-debuginfo - update to 3.1-21.3.2
yast2-samba-client - update to 3.1.23-3.3.1
libgnutls30-debuginfo - update to 3.4.17-8.4.1
libgnutls30 - update to 3.4.17-8.4.1
gnutls-debugsource - update to 3.4.17-8.4.1
libgnutls30-32bit - update to 3.4.17-8.4.1
libgnutls30-debuginfo-32bit - update to 3.4.17-8.4.1
Dell EMC Storage Monitoring and Reporting (SMR) - update to 4.9.0.0
EMC ViPR SRM - update to 4.9.0.0
samba-winbind-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-ldb-ldap - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-ldb-ldap-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-libs - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-libs-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-libs-python3 - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-libs-python3-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-python3 - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-python3-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-tool - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-winbind - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-client-libs - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-winbind-libs - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-winbind-libs-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-libs-32bit - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-client-32bit - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-client-debuginfo-32bit - update to 4.15.4+git.324.8332acf1a63-3.54.1
samba-client-libs-32bit - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
ctdb - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
ctdb-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-client-libs-debuginfo-32bit - update to 4.15.4+git.324.8332acf1a63-3.54.1
samba-libs-python3-debuginfo-32bit - update to 4.15.4+git.324.8332acf1a63-3.54.1
libsamba-policy0-python3 - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-devel-32bit - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-devel - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-debugsource - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
libsamba-policy-python3-devel - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
libsamba-policy-devel - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-doc - update to 4.15.4+git.324.8332acf1a63-3.54.1
samba-winbind-libs-debuginfo-32bit - update to 4.15.4+git.324.8332acf1a63-3.54.1
samba-winbind-libs-32bit - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-client-libs-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-libs-python3-32bit - update to 4.15.4+git.324.8332acf1a63-3.54.1
libsamba-policy0-python3-32bit - update to 4.15.4+git.324.8332acf1a63-3.54.1
libsamba-policy0-python3-debuginfo-32bit - update to 4.15.4+git.324.8332acf1a63-3.54.1
samba-libs-debuginfo-32bit - update to 4.15.4+git.324.8332acf1a63-3.54.1
samba - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-client - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-client-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
libsamba-policy0-python3-debuginfo - addressed in versions 4.15.4+git.324.8332acf1a63-3.54.1, 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-ad-dc-libs-debuginfo - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-gpupdate - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-dsdb-modules-debuginfo - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-dsdb-modules - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-ad-dc-libs - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-ad-dc-debuginfo - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-ad-dc - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-ad-dc-libs-32bit - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-winbind-libs-32bit-debuginfo - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-libs-32bit-debuginfo - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-client-libs-32bit-debuginfo - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-client-32bit-debuginfo - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-ad-dc-libs-32bit-debuginfo - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-ceph-debuginfo - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba-ceph - update to 4.15.4+git.324.8332acf1a63-150300.3.25.3
samba (Red Hat package) - update to 4.15.5-5.el8
samba-common-tools - update to 4.15.5-5.0.1
samba-pidl - update to 4.15.5-5.0.1
samba-common - update to 4.15.5-5.0.1
samba-winexe - update to 4.15.5-5.0.1
samba-winbind-modules - update to 4.15.5-5.0.1
samba-winbind-krb5-locator - update to 4.15.5-5.0.1
samba-winbind-clients - update to 4.15.5-5.0.1
samba-winbind - update to 4.15.5-5.0.1
samba-test-libs - update to 4.15.5-5.0.1
samba-test - update to 4.15.5-5.0.1
samba-libs - update to 4.15.5-5.0.1
samba-krb5-printing - update to 4.15.5-5.0.1
samba-common-libs - update to 4.15.5-5.0.1
samba-client-libs - update to 4.15.5-5.0.1
samba-client - update to 4.15.5-5.0.1
samba - update to 4.15.5-5.0.1
python3-samba-test - update to 4.15.5-5.0.1
python3-samba - update to 4.15.5-5.0.1
libwbclient - update to 4.15.5-5.0.1
libsmbclient - update to 4.15.5-5.0.1
ctdb - update to 4.15.5-5.0.1
samba - update to 4.17.5-0
net-fs/samba - update to 4.18.4

• https://www.samba.org/samba/security/CVE-2021-20316.html
• https://bugzilla.redhat.com/show_bug.cgi?id=2009673
• https://access.redhat.com/security/cve/CVE-2021-20316
• https://security-tracker.debian.org/tracker/CVE-2021-20316
• https://bugzilla.samba.org/show_bug.cgi?id=14842

• Multiple vulnerabilities in Dell EMC SRM and Dell EMC Storage Monitoring and Reporting (SMR)
• Gentoo update for Samba
• Amazon Linux AMI update for samba
• Red Hat Enterprise Linux 8 update for samba
• SUSE update for samba
• SUSE update for samba
• Anolis OS update for samba