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Red Hat Security Advisory 2023-6031-01

Red Hat Security Advisory 2023-6031-01
Posted Oct 24, 2023
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2023-6031-01 - An update is now available for Cryostat 2 on RHEL 8. Issues addressed include cross site scripting and denial of service vulnerabilities.

tags | advisory, denial of service, vulnerability, xss
systems | linux, redhat
advisories | CVE-2023-3978
SHA-256 | 40779b4af5d0875a169333efe7e5fb9591a5740a4c994d3a49951fdfadc585fc

Red Hat Security Advisory 2023-6031-01

Change Mirror Download


The following data is constructed from data provided by Red Hat's json file at:

https://access.redhat.com/security/data/csaf/v2/advisories/2023/rhsa-2023_6031.json

Red Hat officially shut down their mailing list notifications October 10, 2023. Due to this, Packet Storm has recreated the below data as a reference point to raise awareness. It must be noted that due to an inability to easily track revision updates without crawling Red Hat's archive, these advisories are single notifications and we strongly suggest that you visit the Red Hat provided links to ensure you have the latest information available if the subject matter listed pertains to your environment.

- Packet Storm Staff




====================================================================
Red Hat Security Advisory

Synopsis: Important: Cryostat security update
Advisory ID: RHSA-2023:6031-01
Product: Cryostat
Advisory URL: https://access.redhat.com/errata/RHSA-2023:6031
Issue date: 2023-10-23
Revision: 01
CVE Names: CVE-2023-3978
====================================================================

Summary:

An update is now available for Cryostat 2 on RHEL 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.




Description:

An update is now available for Cryostat 2 on RHEL 8.

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)

* golang.org/x/net/html: Cross site scripting (CVE-2023-3978)

* golang: net/http: insufficient sanitization of Host header (CVE-2023-29406)

* golang: crypto/tls: slow verification of certificate chains containing large RSA keys (CVE-2023-29409)

* golang: crypto/tls: panic when processing post-handshake message on QUIC connections (CVE-2023-39321)

* golang: crypto/tls: lack of a limit on buffered post-handshake (CVE-2023-39322)

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:

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



CVEs:

CVE-2023-3978

References:

https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/errata/RHSA-2023:5455
https://access.redhat.com/containers
https://access.redhat.com/security/vulnerabilities/RHSB-2023-003

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