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Red Hat Product Errata RHSA-2023:5835 - Security Advisory
Issued: 2023-10-18 Updated: 2023-10-18


RHSA-2023:5835 - SECURITY ADVISORY

 * Overview
 * Updated Packages


SYNOPSIS

Important: rhc-worker-script enhancement and security update


TYPE/SEVERITY

Security Advisory: Important


RED HAT INSIGHTS PATCH ANALYSIS

Identify and remediate systems affected by this advisory.

View affected systems


TOPIC

An update for rhc-worker-script is now available for Red Hat Enterprise Linux 7.


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

The rhc-worker-script packages provide Remote Host Configuration (rhc) worker
for executing an interpreted programming language script on hosts managed by Red
Hat Insights.


Security Fix(es):


 * golang: net/http, x/net/http2: rapid stream resets can cause excessive work
   (CVE-2023-44487) (CVE-2023-39325)
 * HTTP/2: Multiple HTTP/2 enabled web servers are vulnerable to a DDoS attack
   (Rapid Reset Attack) (CVE-2023-44487)

A Red Hat Security Bulletin which addresses further details about this flaw is
available in the References section.


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 Enterprise Linux Server 7 x86_64
 * Red Hat Enterprise Linux Workstation 7 x86_64
 * Red Hat Enterprise Linux Desktop 7 x86_64
 * Red Hat Enterprise Linux for Scientific Computing 7 x86_64


FIXES

 * BZ - 2242803 - CVE-2023-44487 HTTP/2: Multiple HTTP/2 enabled web servers are
   vulnerable to a DDoS attack (Rapid Reset Attack)
 * BZ - 2243296 - CVE-2023-39325 golang: net/http, x/net/http2: rapid stream
   resets can cause excessive work (CVE-2023-44487)


CVES

 * CVE-2023-39325
 * CVE-2023-44487


REFERENCES

 * https://access.redhat.com/security/updates/classification/#important
 * https://access.redhat.com/security/vulnerabilities/RHSB-2023-003

Note: More recent versions of these packages may be available. Click a package
name for more details.


RED HAT ENTERPRISE LINUX SERVER 7

SRPM rhc-worker-script-0.5-1.el7_9.src.rpm SHA-256:
b040f4769a7ed5ce22c5807565c8c8ba597fb600f6e227f991137ce33504b77b x86_64
rhc-worker-script-0.5-1.el7_9.x86_64.rpm SHA-256:
0786d14c72a691f56b658f8ad42974b9a7061871ad7da380522c4139a89b87fa


RED HAT ENTERPRISE LINUX WORKSTATION 7

SRPM rhc-worker-script-0.5-1.el7_9.src.rpm SHA-256:
b040f4769a7ed5ce22c5807565c8c8ba597fb600f6e227f991137ce33504b77b x86_64
rhc-worker-script-0.5-1.el7_9.x86_64.rpm SHA-256:
0786d14c72a691f56b658f8ad42974b9a7061871ad7da380522c4139a89b87fa


RED HAT ENTERPRISE LINUX DESKTOP 7

SRPM rhc-worker-script-0.5-1.el7_9.src.rpm SHA-256:
b040f4769a7ed5ce22c5807565c8c8ba597fb600f6e227f991137ce33504b77b x86_64
rhc-worker-script-0.5-1.el7_9.x86_64.rpm SHA-256:
0786d14c72a691f56b658f8ad42974b9a7061871ad7da380522c4139a89b87fa


RED HAT ENTERPRISE LINUX FOR SCIENTIFIC COMPUTING 7

SRPM rhc-worker-script-0.5-1.el7_9.src.rpm SHA-256:
b040f4769a7ed5ce22c5807565c8c8ba597fb600f6e227f991137ce33504b77b x86_64
rhc-worker-script-0.5-1.el7_9.x86_64.rpm SHA-256:
0786d14c72a691f56b658f8ad42974b9a7061871ad7da380522c4139a89b87fa

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


Red Hat


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