RHSA-2020:2784: Important: httpd24-nghttp2 security update

Published Jul 1, 2020
·
Updated

libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 (HTTP/2) protocol in C. Security Fix(es): nghttp2: overly large SETTINGS frames can lead to DoS (CVE-2020-11080) 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.

Affected Software

21 affected componentsFixes available
redhat/httpd24-nghttp2<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-libnghttp2<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-libnghttp2-devel<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-nghttp2<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-nghttp2-debuginfo<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-libnghttp2<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-libnghttp2-devel<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-nghttp2-debuginfo<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-libnghttp2<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-libnghttp2-devel<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-nghttp2<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-nghttp2-debuginfo<1.7.1-8.el7.1
1.7.1-8.el7.1
redhat/httpd24-libnghttp2<1.7.1-8.el7.1.aa
1.7.1-8.el7.1.aa
redhat/httpd24-libnghttp2-devel<1.7.1-8.el7.1.aa
1.7.1-8.el7.1.aa
redhat/httpd24-nghttp2<1.7.1-8.el7.1.aa
1.7.1-8.el7.1.aa
redhat/httpd24-nghttp2-debuginfo<1.7.1-8.el7.1.aa
1.7.1-8.el7.1.aa
redhat/httpd24-nghttp2<1.7.1-8.el6.1
1.7.1-8.el6.1
redhat/httpd24-libnghttp2<1.7.1-8.el6.1
1.7.1-8.el6.1
redhat/httpd24-libnghttp2-devel<1.7.1-8.el6.1
1.7.1-8.el6.1
redhat/httpd24-nghttp2<1.7.1-8.el6.1
1.7.1-8.el6.1
redhat/httpd24-nghttp2-debuginfo<1.7.1-8.el6.1
1.7.1-8.el6.1

Remediation

Event History

May 26, 2026
Advisory Published
via Red Hat·03:29 PM
Data Sourced
via Red Hat·03:29 PM
RemedyDescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of RHSA-2020:2784?

The severity of RHSA-2020:2784 is classified as important due to the potential denial of service vulnerability.

2

How do I fix RHSA-2020:2784?

To fix RHSA-2020:2784, update the affected packages to version 1.7.1-8.el7.1 or later.

3

What components are affected by RHSA-2020:2784?

RHSA-2020:2784 affects the httpd24-nghttp2, httpd24-libnghttp2, and related development packages.

4

What vulnerability is addressed in RHSA-2020:2784?

RHSA-2020:2784 addresses CVE-2020-11080, which allows overly large SETTINGS frames that can lead to denial of service.

5

Is there a workaround for RHSA-2020:2784 if I cannot apply the update immediately?

There are no official workarounds for RHSA-2020:2784, so it is strongly recommended to apply the update as soon as possible.

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