The following advisory data is extracted from:

https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_0773.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




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Red Hat Security Advisory

Synopsis:           Important: squid:4 security update
Advisory ID:        RHSA-2024:0773-03
Product:            Red Hat Enterprise Linux
Advisory URL:       https://access.redhat.com/errata/RHSA-2024:0773
Issue date:         2024-02-12
Revision:           03
CVE Names:          CVE-2023-5824
====================================================================

Summary: 

An update for the squid:4 module is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.4 Telecommunications Update Service, and Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions.

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:

Squid is a high-performance proxy caching server for web clients, supporting FTP, and HTTP data objects.

Security Fix(es):

* squid: DoS against HTTP and HTTPS (CVE-2023-5824)

* squid: Denial of Service in SSL Certificate validation (CVE-2023-46724)

* squid: NULL pointer dereference in the gopher protocol code (CVE-2023-46728)

* squid: Buffer over-read in the HTTP Message processing feature (CVE-2023-49285)

* squid: Incorrect Check of Function Return Value In Helper Process management (CVE-2023-49286)

* squid: denial of service in HTTP request parsing (CVE-2023-50269)

Bug Fix(es):

* squid crashes in assertion when a parent peer exists (RHEL-18254)

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-2023-5824

References:

https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2245914
https://bugzilla.redhat.com/show_bug.cgi?id=2247567
https://bugzilla.redhat.com/show_bug.cgi?id=2248521
https://bugzilla.redhat.com/show_bug.cgi?id=2252923
https://bugzilla.redhat.com/show_bug.cgi?id=2252926
https://bugzilla.redhat.com/show_bug.cgi?id=2254663