Red Hat Security Advisory

RHSA-2025:22800

kernel-rt security update

Released 2025-12-08 · Red Hat rating Moderate · View on Red Hat →

Fixed in

Red Hat Enterprise Linux NFV (v. 8) kernel-rt-4.18.0-553.89.1.rt7.430.el8_10, kernel-rt-core-4.18.0-553.89.1.rt7.430.el8_10, kernel-rt-debug-4.18.0-553.89.1.rt7.430.el8_10 +9
Red Hat Enterprise Linux RT (v. 8) kernel-rt-4.18.0-553.89.1.rt7.430.el8_10, kernel-rt-core-4.18.0-553.89.1.rt7.430.el8_10, kernel-rt-debug-4.18.0-553.89.1.rt7.430.el8_10 +7

Fixes 3 records

TI-2022-26017 CVE-2022-50543 · GHSA-rjw2-5698-2f3h

RDMA/rxe: Fix mr->map double free

LOW 35

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix mr->map double free rxe_mr_cleanup() which tries to free mr->map again will be called when rxe_mr_init_user() fails: CPU: 0 PID: 4917 Comm…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00167 Published 2025-10-07 Partial fix · 5.20, 6.0.16 +2 CWE-415

TI-2023-29827 CVE-2023-53539 · GHSA-v36f-cm3w-p7vq

RDMA/rxe: Fix incomplete state save in rxe_requester

LOW 33

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fix incomplete state save in rxe_requester If a send packet is dropped by the IP layer in rxe_requester() the call to rxe_xmit_packet() can fa…

CVSS 3.1HIGH 7.8 Local Low privileges No interaction EPSS 0.00169 Published 2025-10-04 Partial fix · 6.1.53, 6.4.16 +2

TI-2023-29691 CVE-2023-53401 · GHSA-67c3-x939-573c

mm: kmem: fix a NULL pointer dereference in obj_stock_flush_required()

LOW 21

In the Linux kernel, the following vulnerability has been resolved: mm: kmem: fix a NULL pointer dereference in obj_stock_flush_required() KCSAN found an issue in obj_stock_flush_required(): stock->cached_objcg can be re…

CVSS 3.1MEDIUM 4.7 Local Low privileges No interaction EPSS 0.00139 Published 2025-09-18 Partial fix · 6.1.45, 6.4.10 +1 CWE-476