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Red Hat Enterprise Linux 8.2 RHSA-2023-0397-01 Important: SSSD LDAP Issue

red hat
Calendar Grey January 24, 2023
Dist Redhat Esm H88
Critical patch released for SSSD in Red Hat Enterprise Linux 8.2 addressing a vulnerability in LDAP filter functionalities.
An update for sssd is now available for Red Hat Enterprise Linux 8.2 Advanced Update Support, Red Hat Enterprise Linux 8.2 Telecommunications Update Service, and Red Hat Enterprise...

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The System Security Services Daemon (SSSD) service provides a set of daemons to manage access to remote directories and authentication mechanisms. It also provides the Name Service Switch (NSS) and the Pluggable Authentication Modules (PAM) interfaces toward the system, and a pluggable back-end system to connect to multiple different account sources.
Security Fix(es):
* sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters (CVE-2022-4254)
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.

References

https://access.redhat.com/security/cve/CVE-2022-4254 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux BaseOS AUS (v. 8.2):
Source: sssd-2.2.3-20.el8_2.2.src.rpm
aarch64: libipa_hbac-2.2.3-20.el8_2.2.aarch64.rpm libipa_hbac-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm libsss_autofs-2.2.3-20.el8_2.2.aarch64.rpm libsss_autofs-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm libsss_certmap-2.2.3-20.el8_2.2.aarch64.rpm libsss_certmap-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm libsss_idmap-2.2.3-20.el8_2.2.aarch64.rpm libsss_idmap-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm libsss_nss_idmap-2.2.3-20.el8_2.2.aarch64.rpm libsss_nss_idmap-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm libsss_simpleifp-2.2.3-20.el8_2.2.aarch64.rpm libsss_simpleifp-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm libsss_sudo-2.2.3-20.el8_2.2.aarch64.rpm libsss_sudo-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm python3-libipa_hbac-2.2.3-20.el8_2.2.aarch64.rpm python3-libipa_hbac-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm python3-libsss_nss_idmap-2.2.3-20.el8_2.2.aarch64.rpm python3-libsss_nss_idmap-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm python3-sss-2.2.3-20.el8_2.2.aarch64.rpm python3-sss-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm python3-sss-murmur-2.2.3-20.el8_2.2.aarch64.rpm python3-sss-murmur-debuginfo-2.2.3-20.el8_2.2.aarch64.rpm sssd-2.2.3-20.el8_2.2.aarch64.rpm sssd-ad-2.2.3-20.el8_2.2.aarch64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:0397-01
Product: Red Hat Enterprise Linux
Issue date: 2023-01-24

Topic

An update for sssd is now available for Red Hat Enterprise Linux 8.2Advanced Update Support, Red Hat Enterprise Linux 8.2 TelecommunicationsUpdate Service, and Red Hat Enterprise Linux 8.2 Update Services for SAPSolutions.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS AUS (v. 8.2) - aarch64, noarch, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS E4S (v. 8.2) - aarch64, noarch, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS TUS (v. 8.2) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2149894 - CVE-2022-4254 sssd: libsss_certmap fails to sanitise certificate data used in LDAP filters

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