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Red Hat Security Advisory 2024-4106-03
Red Hat Security Advisory 2024-4106-03 - An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Extended Update Support.
The following advisory data is extracted from:
https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_4106.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-rt security update
Advisory ID: RHSA-2024:4106-03
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2024:4106
Issue date: 2024-06-26
Revision: 03
CVE Names: CVE-2021-47400
====================================================================
Summary:
An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Extended Update Support.
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-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.
Security Fix(es):
kernel: netfilter: nf_tables: use timestamp to check for set element timeout (CVE-2024-27397)
kernel: xen-netfront: Add missing skb_mark_for_recycle (CVE-2024-27393)
kernel: netfilter: nft_flow_offload: reset dst in route object after setting up flow (CVE-2024-27403)
kernel: smb: client: fix UAF in smb2_reconnect_server() (CVE-2024-35870)
kernel: net/mlx5: Properly link new fs rules into the tree (CVE-2024-35960)
kernel: net: ena: Fix incorrect descriptor free behavior (CVE-2024-35958)
kernel: net: hns3: do not allow call hns3_nic_net_open repeatedly (CVE-2021-47400)
kernel: octeontx2-af: avoid off-by-one read from userspace (CVE-2024-36957)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer the CVE page(s) listed in the References section.
Solution:
https://access.redhat.com/articles/11258
CVEs:
CVE-2021-47400
References:
https://access.redhat.com/security/updates/classification/#important
https://bugzilla.redhat.com/show_bug.cgi?id=2280434
https://bugzilla.redhat.com/show_bug.cgi?id=2280745
https://bugzilla.redhat.com/show_bug.cgi?id=2281127
https://bugzilla.redhat.com/show_bug.cgi?id=2281740
https://bugzilla.redhat.com/show_bug.cgi?id=2281920
https://bugzilla.redhat.com/show_bug.cgi?id=2281925
https://bugzilla.redhat.com/show_bug.cgi?id=2282336
https://bugzilla.redhat.com/show_bug.cgi?id=2284581
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