RHSA-2026:73187 - Security Advisory

Topic

An update for kernel is now available for Red Hat Enterprise Linux for NVIDIA.

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

A special build of the kernel packages for Red Hat Enterprise Linux for
NVIDIA.

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.

For detailed information on changes in this release, see the RHEL for NVIDIA Release Notes linked from the References section.

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

The system must be rebooted for this update to take effect.

Affected Products

• Red Hat Enterprise Linux for ARM 64 10 aarch64

Fixes

• BZ - 2467019 - CVE-2026-43074 kernel: eventpoll: defer struct eventpoll free to RCU grace period
• BZ - 2480453 - CVE-2026-43499 kernel: rtmutex: Use waiter::task instead of current in remove_waiter()
• BZ - 2483519 - CVE-2026-46242 kernel: eventpoll: fix ep_remove struct eventpoll / struct file UAF
• BZ - 2492805 - CVE-2026-53166 kernel: futex/requeue: Prevent NULL pointer dereference in remove_waiter() on self-deadlock
• BZ - 2517046 - CVE-2026-74480 kernel: net: bridge: stop fast-leave after deleting a port group
• VOYAGER-95 - Kernel support for LFA
• VOYAGER-1223 - kernel: kernel: ipv6 frag escape [voyager-26.03]
• VOYAGER-1200 - Tegra410 PMC support - Track RHEL 10.3 upstream acceptance - 26.03
• VOYAGER-84 - Tegra BPMP: Add ACPI support
• VOYAGER-68 - Kernel support for CXL
• VOYAGER-1193 - [BUG] SMMUv3 F_TRANSLATION fault on host NVMe when IOMMUFD module loaded on GB200
• VOYAGER-869 - CLONE - i3c support for T410 (Vera)

CVEs

• CVE-2026-43074
• CVE-2026-43499
• CVE-2026-46242
• CVE-2026-53166
• CVE-2026-74480

References

• https://access.redhat.com/security/updates/classification/#important