RHSA-2025:3215 — 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 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.

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

Security Fix(es):

• kernel: net/bluetooth: race condition in conn_info_{min,max}_age_set() (CVE-2024-24857)

• kernel: arp: Prevent overflow in arp_req_get(). (CVE-2024-26733)

• kernel: netfilter: nf_conntrack_h323: Add protection for bmp length out of range (CVE-2024-26851)

• kernel: drm/vmwgfx: Create debugfs ttm_resource_manager entry only if needed (CVE-2024-26940)

• kernel: mlxsw: spectrum_acl_tcam: Fix possible use-after-free during rehash (CVE-2024-35854)

• kernel: ipv4: Fix uninit-value access in __ip_make_skb() (CVE-2024-36927)

• kernel: scsi: mpi3mr: Avoid memcpy field-spanning write WARNING (CVE-2024-36920)

• kernel: ipv6: prevent NULL dereference in ip6_output() (CVE-2024-36901)

• kernel: ftruncate: pass a signed offset (CVE-2024-42084)

• kernel: protect the fetch of ->fd[fd] in do_dup2() from mispredictions (CVE-2024-42265)

• kernel: arm64: cacheinfo: Avoid out-of-bounds write to cacheinfo array (CVE-2025-21785)

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.