RHSA-2025:2270 — Security Advisory

An update for kernel is now available for Red Hat Enterprise Linux 9.4 Extended Update Support.

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: use after free in i2c (CVE-2019-25162)

• kernel: mm/swap: fix race when skipping swapcache (CVE-2024-26759)

• kernel: net/sched: act_mirred: use the backlog for mirred ingress (CVE-2024-26740)

• kernel: nvme-fc: do not wait in vain when unloading module (CVE-2024-26846)

• kernel: efi: runtime: Fix potential overflow of soft-reserved region size (CVE-2024-26843)

• kernel: ACPI: processor_idle: Fix memory leak in acpi_processor_power_exit() (CVE-2024-26894)

• kernel: drm/vmwgfx: Unmap the surface before resetting it on a plane state (CVE-2023-52648)

• kernel: net: openvswitch: Fix Use-After-Free in ovs_ct_exit (CVE-2024-27395)

• kernel: ACPI: LPIT: Avoid u32 multiplication overflow (CVE-2023-52683)

• kernel: dyndbg: fix old BUG_ON in >control parser (CVE-2024-35947)

• kernel: net/mlx5e: Fix mlx5e_priv_init() cleanup flow (CVE-2024-35959)

• kernel: lib/generic-radix-tree.c: Don't overflow in peek() (CVE-2021-47432)

• kernel: i2c: core: Run atomic i2c xfer when !preemptible (CVE-2023-52791)

• kernel: tcp: defer shutdown(SEND_SHUTDOWN) for TCP_SYN_RECV sockets (CVE-2024-36905)

• kernel: ext4: fix mb_cache_entry's e_refcnt leak in ext4_xattr_block_cache_find() (CVE-2024-39276)

• kernel: kobject_uevent: Fix OOB access within zap_modalias_env() (CVE-2024-42292)

• kernel: padata: Fix possible divide-by-0 panic in padata_mt_helper() (CVE-2024-43889)

• kernel: sctp: Fix null-ptr-deref in reuseport_add_sock(). (CVE-2024-44935)

• kernel: bonding: fix null pointer deref in bond_ipsec_offload_ok (CVE-2024-44990)

• kernel: net: avoid potential underflow in qdisc_pkt_len_init() with UFO (CVE-2024-49949)

• kernel: arm64: probes: Remove broken LDR (literal) uprobe support (CVE-2024-50099)

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.