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Red Hat: RHSA-2021:1072 Critical: libldb Denial Of Service

red hat
Calendar Grey April 6, 2021
Dist Redhat Esm H88
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256 ====================================================
An update for libldb is now available for Red Hat Enterprise Linux 7

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 libldb packages provide an extensible library that implements an LDAP-like API to access remote LDAP servers, or use local TDB databases.
Security Fix(es):
* samba: Out of bounds read in AD DC LDAP server (CVE-2021-20277)
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.

Topics%20covered

Topics Covered

security advisory denial of service security update update red hat critical important dos out of bounds libldb

References

https://access.redhat.com/security/cve/CVE-2021-20277 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: libldb-1.5.4-2.el7_9.src.rpm
x86_64: libldb-1.5.4-2.el7_9.i686.rpm libldb-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm pyldb-1.5.4-2.el7_9.i686.rpm pyldb-1.5.4-2.el7_9.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: ldb-tools-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm libldb-devel-1.5.4-2.el7_9.i686.rpm libldb-devel-1.5.4-2.el7_9.x86_64.rpm pyldb-devel-1.5.4-2.el7_9.i686.rpm pyldb-devel-1.5.4-2.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: libldb-1.5.4-2.el7_9.src.rpm
x86_64: libldb-1.5.4-2.el7_9.i686.rpm libldb-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm pyldb-1.5.4-2.el7_9.i686.rpm pyldb-1.5.4-2.el7_9.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: ldb-tools-1.5.4-2.el7_9.x86_64.rpm libldb-debuginfo-1.5.4-2.el7_9.i686.rpm libldb-debuginfo-1.5.4-2.el7_9.x86_64.rpm libldb-devel-1.5.4-2.el7_9.i686.rpm libldb-devel-1.5.4-2.el7_9.x86_64.rpm pyldb-devel-1.5.4-2.el7_9.i686.rpm pyldb-devel-1.5.4-2.el7_9.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: libldb-1.5.4-2.el7_9.src.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:1072-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:1072
Issue date: 2021-04-06

Topic

An update for libldb is now available for Red Hat Enterprise Linux 7.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.

Topics%20covered

Topics Covered

security advisory denial of service security update update red hat critical important dos out of bounds libldb

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

1941402 - CVE-2021-20277 samba: Out of bounds read in AD DC LDAP server

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