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Red Hat Enterprise Linux: RHSA-2020-4799-01 Moderate: FreeRADIUS DoS Issue

red hat
Calendar Grey November 4, 2020
Dist Redhat Esm H88
Red Hat updates freeradius:3.0 with a moderate security fix addressing a DoS issue. Learn the details.
An update for the freeradius:3.0 module is now available for Red Hat Enterprise Linux 8

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

FreeRADIUS is a high-performance and highly configurable free Remote Authentication Dial In User Service (RADIUS) server, designed to allow centralized authentication and authorization for a network.
Security Fix(es):
* freeradius: eap-pwd: DoS issues due to multithreaded BN_CTX access (CVE-2019-17185)
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 8.3 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate DoS issue Red Hat Enterprise Linux security impact freeradius

References

https://access.redhat.com/security/cve/CVE-2019-17185 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.3_release_notes/

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: freeradius-3.0.20-3.module+el8.3.0+7597+67902674.src.rpm
aarch64: freeradius-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-debuginfo-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-debugsource-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-devel-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-doc-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-krb5-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-krb5-debuginfo-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-ldap-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-ldap-debuginfo-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-mysql-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-mysql-debuginfo-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-perl-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-perl-debuginfo-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-postgresql-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-postgresql-debuginfo-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm freeradius-rest-3.0.20-3.module+el8.3.0+7597+67902674.aarch64.rpm

Read the Full Advisory


Advisory ID: RHSA-2020:4799-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:4799
Issue date: 2020-11-03

Topic

An update for the freeradius:3.0 module is now available for Red HatEnterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate DoS issue Red Hat Enterprise Linux security impact freeradius

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1672285 - FreeRADIUS should not generate certificates at package installation

1805975 - Creating tmp files for systemd on behalf of freeradius references legacy directory /var/run/ instead of /run

1816680 - CVE-2019-17185 freeradius: eap-pwd: DoS issues due to multithreaded BN_CTX access

1859527 - freeradius can't generate dhparams with OpenSSL in FIPS

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