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Red Hat Security Advisory 2024-0113-03

Red Hat Security Advisory 2024-0113-03
Posted Jan 11, 2024
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2024-0113-03 - An update for kernel is now available for Red Hat Enterprise Linux 8. Issues addressed include information leakage and use-after-free vulnerabilities.

tags | advisory, kernel, vulnerability
systems | linux, redhat
advisories | CVE-2023-2162
SHA-256 | 32b34028f675e0100cc9d456c5ee9b5ac99548056ddb41e04ead3dee26e65e21

Red Hat Security Advisory 2024-0113-03

Change Mirror Download


The following advisory data is extracted from:

https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_0113.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: kernel security update
Advisory ID: RHSA-2024:0113-03
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2024:0113
Issue date: 2024-01-10
Revision: 03
CVE Names: CVE-2023-2162
====================================================================

Summary:

An update for kernel is now available for Red Hat Enterprise Linux 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:

The kernel packages contain the Linux kernel, the core of any Linux operating system.

Security Fix(es):

* kernel: use after free in unix_stream_sendpage (CVE-2023-4622)

* kernel: vmwgfx: reference count issue leads to use-after-free in surface handling (CVE-2023-5633)

* kernel: netfilter: potential slab-out-of-bound access due to integer underflow (CVE-2023-42753)

* Kernel: UAF during login when accessing the shost ipaddress (CVE-2023-2162)

* hw amd: Return Address Predictor vulnerability leading to information disclosure (CVE-2023-20569)

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.

Bug Fix(es):

* Backport OVS l4 Symmetric Hashing to rhel-8 (JIRA:RHEL-12746)

* Unbounded memory usage by TCP for receive buffers (JIRA:RHEL-15096)

* various kind of guests freeze on rhel 8.8 (JIRA:RHEL-15121)

* RHEL 8: netfilter: conntrack: Fix gre tunneling over ipv6 (JIRA:RHEL-15259)

* NFSv4.1 needs to handle ENOENT error from GETDEVICEINFO (JIRA:RHEL-16407)

* DM multipath showing failed path for an nvme-o-FC LUN when performing I/O operations (JIRA:RHEL-14718)


Solution:

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



CVEs:

CVE-2023-2162

References:

https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2187773
https://bugzilla.redhat.com/show_bug.cgi?id=2207625
https://bugzilla.redhat.com/show_bug.cgi?id=2237760
https://bugzilla.redhat.com/show_bug.cgi?id=2239843
https://bugzilla.redhat.com/show_bug.cgi?id=2245663

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