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: geneve: Fix use-after-free in geneve_find_dev(). (CVE-2025-21858)
* kernel: smc: Fix use-after-free in tcp_write_timer_handler() (CVE-2023-53781)
* kernel: nbd: defer config unlock in nbd_genl_connect (CVE-2025-68366)
* kernel: libceph: prevent potential out-of-bounds reads in handle_auth_done() (CVE-2026-22984)
* kernel: libceph: replace overzealous BUG_ON in osdmap_apply_incremental() (CVE-2026-22990)
* kernel: netfilter: nf_tables: release flowtable after rcu grace period on error (CVE-2026-23392)
* kernel: ALSA: 6fire: fix use-after-free on disconnect (CVE-2026-31581)
* kernel: smb: client: fix OOB reads parsing symlink error response (CVE-2026-31613)
* kernel: ip6_tunnel: clear skb2->cb[] in ip4ip6_err() (CVE-2026-43037)
* kernel: ipv6: icmp: clear skb2->cb[] in ip6_err_gen_icmpv6_unreach() (CVE-2026-43038)
* kernel: dlm: validate length in dlm_search_rsb_tree (CVE-2026-43125)
* kernel: RDMA/rxe: Fix double free in rxe_srq_from_init (CVE-2026-45852)
* kernel: RDMA/mlx4: Fix mis-use of RCU in mlx4_srq_event() (CVE-2026-46181)
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.
Updated packages listed below:
| Architecture |
Package |
Checksum |
| x86_64 |
kernel-rt-modules-extra-4.18.0-553.132.1.rt7.473.el8_10.x86_64.rpm |
0f7e0c8a7c2d6a023ce5935ce60c2a3002d8b5659c0a1adec0c7febe7ef66d07 |
| x86_64 |
kernel-rt-devel-4.18.0-553.132.1.rt7.473.el8_10.x86_64.rpm |
11e7f07cd0aba739064446b9772e9af38a5cf3892b1e4aa7910b5edc439e01a2 |
| x86_64 |
kernel-rt-core-4.18.0-553.132.1.rt7.473.el8_10.x86_64.rpm |
14d9ed6f2126de6a3c8366e33a2b41c0811bf5bf1503441c9d20f2bd419546d9 |
| x86_64 |
kernel-rt-debug-devel-4.18.0-553.132.1.rt7.473.el8_10.x86_64.rpm |
3cf674a857f85ec4cbbd608cb4ceaf68037e9f236b49b7a988bfac7f060d4be3 |
| x86_64 |
kernel-rt-debug-modules-extra-4.18.0-553.132.1.rt7.473.el8_10.x86_64.rpm |
48089a3d19db0ed4840dd000e6cbce1d5311fead7735ce91d997e022f55142a8 |
| x86_64 |
kernel-rt-debug-4.18.0-553.132.1.rt7.473.el8_10.x86_64.rpm |
7712a2d839430fd3de71a5c7bf7e46572431cf673ec694b678246733fc294843 |
| x86_64 |
kernel-rt-debug-modules-4.18.0-553.132.1.rt7.473.el8_10.x86_64.rpm |
8616ec8fde3d4a7b8012f1f1faaf4e9bd80e3ceb6f5b2bc92f136a8c79522e02 |
| x86_64 |
kernel-rt-4.18.0-553.132.1.rt7.473.el8_10.x86_64.rpm |
d443f0449e51f9481a85e7e7b504947cb243cd0acc9d136fec1654fe5e06c42b |
| x86_64 |
kernel-rt-debug-core-4.18.0-553.132.1.rt7.473.el8_10.x86_64.rpm |
e903af2a3c4a54e54918344d2f6c8a718ddf07725cc178246a15426fbfb9538f |
| x86_64 |
kernel-rt-modules-4.18.0-553.132.1.rt7.473.el8_10.x86_64.rpm |
f7ebda15550fb58bb202f071f0852acd56c15f70cbd5325c894b8b3560d89702 |