RHSA-2024:6297 — Security Advisory

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: cxgb4: avoid accessing registers when clearing filters (CVE-2021-47138)

• kernel: hv_netvsc: Fix race condition between netvsc_probe and netvsc_remove (CVE-2024-26698)

• kernel: mm/slub: fix to return errno if kmalloc() fails (CVE-2022-48659)

• kernel: Squashfs: check the inode number is not the invalid value of zero (CVE-2024-26982)

• kernel: vt: fix unicode buffer corruption when deleting characters (CVE-2024-35823)

• kernel: nvme-rdma: destroy cm id before destroy qp to avoid use after free (CVE-2021-47378)

• kernel: userfaultfd: fix a race between writeprotect and exit_mmap() (CVE-2021-47461)

• kernel: r8169: Fix possible ring buffer corruption on fragmented Tx packets. (CVE-2024-38586)

• kernel: bpf: Add BPF_PROG_TYPE_CGROUP_SKB attach type enforcement in BPF_LINK_CREATE (CVE-2024-38564)

• kernel: bnxt_re: avoid shift undefined behavior in bnxt_qplib_alloc_init_hwq (CVE-2024-38540)

• kernel: iommu: Fix potential use-after-free during probe (CVE-2022-48796)

• kernel: xfs: add bounds checking to xlog_recover_process_data (CVE-2024-41014)

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.