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RedHat: RHSA-2020-2784-01 Important: httpd24-nghttp2 DoS Issue

red hat
Calendar Grey July 1, 2020
Dist Redhat Esm H88
Crucial patch released for httpd24-nghttp2 to mitigate potential Denial of Service vulnerabilities in Red Hat Software Collections.
An update for httpd24-nghttp2 is now available for Red Hat Software Collections

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

After installing the updated packages, the httpd daemon will be restarted automatically.

Summary

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.

Topics%20covered

Topics Covered

security advisory important Denial of Service Red Hat Software Collections httpd24-nghttp2

References

https://access.redhat.com/security/cve/CVE-2020-11080 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6):
Source: httpd24-nghttp2-1.7.1-8.el6.1.src.rpm
x86_64: httpd24-libnghttp2-1.7.1-8.el6.1.x86_64.rpm httpd24-libnghttp2-devel-1.7.1-8.el6.1.x86_64.rpm httpd24-nghttp2-1.7.1-8.el6.1.x86_64.rpm httpd24-nghttp2-debuginfo-1.7.1-8.el6.1.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6):
Source: httpd24-nghttp2-1.7.1-8.el6.1.src.rpm
x86_64: httpd24-libnghttp2-1.7.1-8.el6.1.x86_64.rpm httpd24-libnghttp2-devel-1.7.1-8.el6.1.x86_64.rpm httpd24-nghttp2-1.7.1-8.el6.1.x86_64.rpm httpd24-nghttp2-debuginfo-1.7.1-8.el6.1.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7):
Source: httpd24-nghttp2-1.7.1-8.el7.1.src.rpm
aarch64: httpd24-libnghttp2-1.7.1-8.el7.1.aarch64.rpm httpd24-libnghttp2-devel-1.7.1-8.el7.1.aarch64.rpm httpd24-nghttp2-1.7.1-8.el7.1.aarch64.rpm httpd24-nghttp2-debuginfo-1.7.1-8.el7.1.aarch64.rpm
ppc64le: httpd24-libnghttp2-1.7.1-8.el7.1.ppc64le.rpm httpd24-libnghttp2-devel-1.7.1-8.el7.1.ppc64le.rpm httpd24-nghttp2-1.7.1-8.el7.1.ppc64le.rpm httpd24-nghttp2-debuginfo-1.7.1-8.el7.1.ppc64le.rpm
s390x: httpd24-libnghttp2-1.7.1-8.el7.1.s390x.rpm httpd24-libnghttp2-devel-1.7.1-8.el7.1.s390x.rpm httpd24-nghttp2-1.7.1-8.el7.1.s390x.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:2784-01
Product: Red Hat Software Collections
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2784
Issue date: 2020-07-01

Topic

An update for httpd24-nghttp2 is now available for Red Hat SoftwareCollections.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 important Denial of Service Red Hat Software Collections httpd24-nghttp2

Relevant Releases Architectures

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) - x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) - aarch64, ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) - ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.7) - ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) - x86_64

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

Bugs Fixed

1844929 - CVE-2020-11080 nghttp2: overly large SETTINGS frames can lead to DoS

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