Issued at: 2026-02-11
Updated at: 2026-02-11
Synopsis
Moderate: kernel-rt security update
Description
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.
Security Fix(es):
* kernel: IB/hfi1: Fix sdma.h tx->num_descs off-by-one error (CVE-2024-26766)
* kernel: RDMA/core: Fix "KASAN: slab-use-after-free Read in ib_register_device" problem (CVE-2025-38022)
* kernel: Linux kernel: RDMA/rxe use-after-free vulnerability leading to potential arbitrary code execution (CVE-2025-38024)
* kernel: Linux kernel: Memory corruption in Squashfs due to incorrect block size calculation (CVE-2025-38415)
* kernel: Linux kernel: Denial of Service in ATM CLIP module via infinite recursion (CVE-2025-38459)
* kernel: Linux kernel: Denial of Service via out-of-bounds read in USB configuration parsing (CVE-2025-39760)
* kernel: mptcp: fix race condition in mptcp_schedule_work() (CVE-2025-40258)
* kernel: Linux kernel: Use-after-free in proc_readdir_de() can lead to privilege escalation or denial of service. (CVE-2025-40271)
* kernel: Linux kernel: Information disclosure and denial of service via out-of-bounds read in font glyph handling (CVE-2025-40322)
* kernel: tcp: fix a signed-integer-overflow bug in tcp_add_backlog() (CVE-2022-50865)
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.