Red Hat Product Errata RHSA-2019:3935 - Security Advisory
Issued:
2019-11-20
Updated:
2019-11-20

RHSA-2019:3935 - Security Advisory

Synopsis

Important: Red Hat JBoss Core Services Apache HTTP Server 2.4.37 Security Release

Type/Severity

Security Advisory: Important

Topic

Red Hat JBoss Core Services Pack Apache Server 2.4.37 zip release
for RHEL 6, RHEL 7 and Microsoft Windows is available.

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.

Description

Red Hat JBoss Core Services is a set of supplementary software for Red Hat JBoss middleware products. This software, such as Apache HTTP Server, is common to multiple JBoss middleware products, and is packaged under Red Hat JBoss Core Services to allow for faster distribution of updates, and for a more consistent update experience.

This release adds the new Apache HTTP Server 2.4.37 packages that are part of the JBoss Core Services offering.

This release serves as a replacement for Red Hat JBoss Core Services Pack Apache Server 2.4.29 and includes bug fixes and enhancements. Refer to the Release Notes for information on the most significant bug fixes and enhancements included in this release.

Security Fix(es):

  • openssl: RSA key generation cache timing vulnerability in crypto/rsa/rsa_gen.c allows attackers to recover private keys (CVE-2018-0737) * openssl: timing side channel attack in the DSA signature algorithm (CVE-2018-0734) * mod_auth_digest: access control bypass due to race condition (CVE-2019-0217) * openssl: Side-channel vulnerability on SMT/Hyper-Threading architectures (PortSmash) (CVE-2018-5407) * mod_session_cookie does not respect expiry time (CVE-2018-17199) * mod_http2: DoS via slow, unneeded request bodies (CVE-2018-17189) * mod_http2: possible crash on late upgrade (CVE-2019-0197) * mod_http2: read-after-free on a string compare (CVE-2019-0196) * nghttp2: HTTP/2: large amount of data request leads to denial of service (CVE-2019-9511) * nghttp2: HTTP/2: flood using PRIORITY frames resulting in excessive resource consumption (CVE-2019-9513) * mod_http2: HTTP/2: 0-length headers leads to denial of service (CVE-2019-9516) * mod_http2: HTTP/2: request for large response leads to denial of service (CVE-2019-9517)

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.

Solution

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

Affected Products

  • Red Hat JBoss Core Services Text-Only Advisories x86_64

Fixes

  • BZ - 1568253 - CVE-2018-0737 openssl: RSA key generation cache timing vulnerability in crypto/rsa/rsa_gen.c allows attackers to recover private keys
  • BZ - 1644364 - CVE-2018-0734 openssl: timing side channel attack in the DSA signature algorithm
  • BZ - 1645695 - CVE-2018-5407 openssl: Side-channel vulnerability on SMT/Hyper-Threading architectures (PortSmash)
  • BZ - 1668493 - CVE-2018-17199 httpd: mod_session_cookie does not respect expiry time
  • BZ - 1668497 - CVE-2018-17189 httpd: mod_http2: DoS via slow, unneeded request bodies
  • BZ - 1695020 - CVE-2019-0217 httpd: mod_auth_digest: access control bypass due to race condition
  • BZ - 1695030 - CVE-2019-0196 httpd: mod_http2: read-after-free on a string compare
  • BZ - 1695042 - CVE-2019-0197 httpd: mod_http2: possible crash on late upgrade
  • BZ - 1735741 - CVE-2019-9513 HTTP/2: flood using PRIORITY frames results in excessive resource consumption
  • BZ - 1741860 - CVE-2019-9511 HTTP/2: large amount of data requests leads to denial of service
  • BZ - 1741864 - CVE-2019-9516 HTTP/2: 0-length headers lead to denial of service
  • BZ - 1741868 - CVE-2019-9517 HTTP/2: request for large response leads to denial of service

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