An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced
 Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

Red Hat Product Security has rated this update as having a security impact of
 Moderate. 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.

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

Security Fix(es):

* kernel: ext4: fix double-free of blocks due to wrong extents moved_len
 (CVE-2024-26704)

* kernel: ext4: avoid allocating blocks from corrupted group in
 ext4_mb_try_best_found() (CVE-2024-26773)

* kernel: ext4: avoid allocating blocks from corrupted group in
 ext4_mb_find_by_goal() (CVE-2024-26772)

* kernel: netfilter: nf_tables: Fix potential data-race in
 __nft_expr_type_get() (CVE-2024-27020)

* kernel: netfilter: nf_tables: Fix potential data-race in __nft_obj_type_get()
 (CVE-2024-27019)

* kernel: ipv6: sr: fix out-of-bounds read when setting HMAC data.
 (CVE-2022-48687)

* kernel: netfilter: nf_tables: Fix potential data-race in
 __nft_flowtable_type_get() (CVE-2024-35898)

* kernel: virtio-net: Add validation for used length (CVE-2021-47352)

* kernel: mm, thp: bail out early in collapse_file for writeback page
 (CVE-2021-47492)

* kernel: bpf: Fix overrunning reservations in ringbuf (CVE-2024-41009)

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.

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CVE-2021-47352: Improper Input Validation (CWE-20)
CVE-2021-47492: Incomplete Internal State Distinction (CWE-372)
CVE-2022-48687
CVE-2024-26704: Double Free (CWE-415)
CVE-2024-26772: Improper Handling of Values (CWE-229)
CVE-2024-26773: Improper Handling of Values (CWE-229)
CVE-2024-27019
CVE-2024-27020
CVE-2024-35898
CVE-2024-41009: Stack-based Buffer Overflow (CWE-121)