The following advisory data is extracted from: https://access.redhat.com/security/data/csaf/v2/advisories/2024/rhsa-2024_5364.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-2024:5364-03 Product: Red Hat Enterprise Linux Advisory URL: https://access.redhat.com/errata/RHSA-2024:5364 Issue date: 2024-08-14 Revision: 03 CVE Names: CVE-2021-47383 ==================================================================== Summary: An update for kernel 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 packages contain the Linux kernel, the core of any Linux operating system. Security Fix(es): * kernel: gfs2: Fix kernel NULL pointer dereference in gfs2_rgrp_dump (CVE-2023-52448) * kernel: wifi: ath9k: delay all of ath9k_wmi_event_tasklet() until init is complete (CVE-2024-26897) * kernel: net: ice: Fix potential NULL pointer dereference in ice_bridge_setlink() (CVE-2024-26855) * kernel: wifi: rtl8xxxu: add cancel_work_sync() for c2hcmd_work (CVE-2024-27052) * kernel: nfp: flower: handle acti_netdevs allocation failure (CVE-2024-27046) * kernel: wifi: ath10k: fix NULL pointer dereference in ath10k_wmi_tlv_op_pull_mgmt_tx_compl_ev() (CVE-2023-52651) * kernel: dmaengine/idxd: hardware erratum allows potential security problem with direct access by untrusted application (CVE-2024-21823) * kernel: wifi: mac80211: check/clear fast rx for non-4addr sta VLAN changes (CVE-2024-35789) * kernel: mlxsw: spectrum_acl_tcam: Fix memory leak when canceling rehash work (CVE-2024-35852) * kernel: wifi: iwlwifi: dbg-tlv: ensure NUL termination (CVE-2024-35845) * kernel: mlxbf_gige: call request_irq() after NAPI initialized (CVE-2024-35907) * kernel: wifi: cfg80211: check A-MSDU format more carefully (CVE-2024-35937) * kernel: tty: Fix out-of-bound vmalloc access in imageblit (CVE-2021-47383) * kernel: platform/x86: wmi: Fix opening of char device (CVE-2023-52864) * kernel: cxl/port: Fix delete_endpoint() vs parent unregistration race (CVE-2023-52771) * kernel: wifi: nl80211: don't free NULL coalescing rule (CVE-2024-36941) * kernel: wifi: iwlwifi: read txq->read_ptr under lock (CVE-2024-36922) * kernel: net: CVE-2024-36971 kernel: UAF in network route management (CVE-2024-36971) * kernel: r8169: Fix possible ring buffer corruption on fragmented Tx packets. (CVE-2024-38586) * kernel: net/mlx5: Add a timeout to acquire the command queue semaphore (CVE-2024-38556) * kernel: net/mlx5: Discard command completions in internal error (CVE-2024-38555) * kernel: net: bridge: xmit: make sure we have at least eth header len bytes (CVE-2024-38538) * kernel: stm class: Fix a double free in stm_register_device() (CVE-2024-38627) Bug Fix(es): * [REGRESSION] sk_memory_allocated counter leaking on aarch64 (JIRA:RHEL-36775) 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-2021-47383 References: https://access.redhat.com/security/updates/classification/#important https://bugzilla.redhat.com/show_bug.cgi?id=2265653 https://bugzilla.redhat.com/show_bug.cgi?id=2275655 https://bugzilla.redhat.com/show_bug.cgi?id=2275742 https://bugzilla.redhat.com/show_bug.cgi?id=2278417 https://bugzilla.redhat.com/show_bug.cgi?id=2278435 https://bugzilla.redhat.com/show_bug.cgi?id=2278519 https://bugzilla.redhat.com/show_bug.cgi?id=2278989 https://bugzilla.redhat.com/show_bug.cgi?id=2281057 https://bugzilla.redhat.com/show_bug.cgi?id=2281257 https://bugzilla.redhat.com/show_bug.cgi?id=2281272 https://bugzilla.redhat.com/show_bug.cgi?id=2281647 https://bugzilla.redhat.com/show_bug.cgi?id=2281821 https://bugzilla.redhat.com/show_bug.cgi?id=2282357 https://bugzilla.redhat.com/show_bug.cgi?id=2282719 https://bugzilla.redhat.com/show_bug.cgi?id=2282720 https://bugzilla.redhat.com/show_bug.cgi?id=2284474 https://bugzilla.redhat.com/show_bug.cgi?id=2284511 https://bugzilla.redhat.com/show_bug.cgi?id=2292331 https://bugzilla.redhat.com/show_bug.cgi?id=2293402 https://bugzilla.redhat.com/show_bug.cgi?id=2293443 https://bugzilla.redhat.com/show_bug.cgi?id=2293444 https://bugzilla.redhat.com/show_bug.cgi?id=2293461 https://bugzilla.redhat.com/show_bug.cgi?id=2293700