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Critical Security Update RHSA-2020-1288-01 for HAProxy in RHEL 8

red hat
Calendar Grey April 2, 2020
Dist Redhat Esm H88
Important security patch for nginx on CentOS 8 fixes buffer overflows and additional vulnerabilities.
An update for haproxy 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

The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications.
Security Fix(es):
* haproxy: malformed HTTP/2 requests can lead to out-of-bounds writes (CVE-2020-11100)
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 critical Red Hat Enterprise Linux security impact out-of-bounds haproxy HTTP/2

References

https://access.redhat.com/security/cve/CVE-2020-11100 https://access.redhat.com/security/updates/classification#critical https://access.redhat.com/security/vulnerabilities/haproxy

Package List

Red Hat Enterprise Linux AppStream (v. 8):
Source: haproxy-1.8.15-6.el8_1.1.src.rpm
aarch64: haproxy-1.8.15-6.el8_1.1.aarch64.rpm haproxy-debuginfo-1.8.15-6.el8_1.1.aarch64.rpm haproxy-debugsource-1.8.15-6.el8_1.1.aarch64.rpm
ppc64le: haproxy-1.8.15-6.el8_1.1.ppc64le.rpm haproxy-debuginfo-1.8.15-6.el8_1.1.ppc64le.rpm haproxy-debugsource-1.8.15-6.el8_1.1.ppc64le.rpm
s390x: haproxy-1.8.15-6.el8_1.1.s390x.rpm haproxy-debuginfo-1.8.15-6.el8_1.1.s390x.rpm haproxy-debugsource-1.8.15-6.el8_1.1.s390x.rpm
x86_64: haproxy-1.8.15-6.el8_1.1.x86_64.rpm haproxy-debuginfo-1.8.15-6.el8_1.1.x86_64.rpm haproxy-debugsource-1.8.15-6.el8_1.1.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


Severity
critical
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2020:1288-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1288
Issue date: 2020-04-02

Topic

An update for haproxy is now available for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Critical. 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 critical Red Hat Enterprise Linux security impact out-of-bounds haproxy HTTP/2

Relevant Releases Architectures

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

Bugs Fixed

1819111 - CVE-2020-11100 haproxy: malformed HTTP/2 requests can lead to out-of-bounds writes

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