[RHSA-2019:2799-01] Important: nginx:1.14 security update

Thu Sep 19 07:33:12 UTC 2019

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                   Red Hat Security Advisory

Synopsis:          Important: nginx:1.14 security update
Advisory ID:       RHSA-2019:2799-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:2799
Issue date:        2019-09-17
CVE Names:         CVE-2019-9511 CVE-2019-9513 CVE-2019-9516 
=====================================================================

1. Summary:

An update for the nginx:1.14 module is now available for Red Hat Enterprise
Linux 8.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

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

3. Description:

Nginx is a web server and a reverse proxy server for HTTP, SMTP, POP3 (Post
Office Protocol 3) and IMAP protocols, with a focus on high concurrency,
performance and low memory usage. 

Security Fix(es):

* HTTP/2: large amount of data request leads to denial of service
(CVE-2019-9511)

* HTTP/2: flood using PRIORITY frames resulting in excessive resource
consumption (CVE-2019-9513)

* HTTP/2: 0-length headers leads to denial of service (CVE-2019-9516)

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.

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

1735741 - CVE-2019-9513 HTTP/2: flood using PRIORITY frames resulting in excessive resource consumption
1741860 - CVE-2019-9511 HTTP/2: large amount of data requests leads to denial of service
1741864 - CVE-2019-9516 HTTP/2: 0-length headers lead to denial of service

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
nginx-1.14.1-9.module+el8.0.0+4108+af250afe.src.rpm

aarch64:
nginx-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-debugsource-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-mod-http-image-filter-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-mod-http-image-filter-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-mod-http-perl-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-mod-http-perl-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-mod-http-xslt-filter-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-mod-http-xslt-filter-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-mod-mail-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-mod-mail-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-mod-stream-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm
nginx-mod-stream-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.aarch64.rpm

noarch:
nginx-all-modules-1.14.1-9.module+el8.0.0+4108+af250afe.noarch.rpm
nginx-filesystem-1.14.1-9.module+el8.0.0+4108+af250afe.noarch.rpm

ppc64le:
nginx-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-debugsource-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-mod-http-image-filter-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-mod-http-image-filter-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-mod-http-perl-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-mod-http-perl-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-mod-http-xslt-filter-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-mod-http-xslt-filter-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-mod-mail-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-mod-mail-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-mod-stream-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm
nginx-mod-stream-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.ppc64le.rpm

s390x:
nginx-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-debugsource-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-mod-http-image-filter-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-mod-http-image-filter-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-mod-http-perl-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-mod-http-perl-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-mod-http-xslt-filter-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-mod-http-xslt-filter-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-mod-mail-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-mod-mail-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-mod-stream-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm
nginx-mod-stream-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.s390x.rpm

x86_64:
nginx-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-debugsource-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-mod-http-image-filter-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-mod-http-image-filter-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-mod-http-perl-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-mod-http-perl-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-mod-http-xslt-filter-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-mod-http-xslt-filter-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-mod-mail-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-mod-mail-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-mod-stream-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm
nginx-mod-stream-debuginfo-1.14.1-9.module+el8.0.0+4108+af250afe.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2019-9511
https://access.redhat.com/security/cve/CVE-2019-9513
https://access.redhat.com/security/cve/CVE-2019-9516
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert at redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2019 Red Hat, Inc.
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