[ALSA-2026:57254] Important: kernel-rt security, bug fix, and enhancement update
Type:
security
Severity:
important
Release date:
2026-08-20
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: net: ieee802154: do not leave a dangling sk pointer in ieee802154_create() (CVE-2024-56602) * kernel: ip6_gre: Use cached t->net in ip6erspan_changelink() (CVE-2026-46120) * kernel: sched/psi: fix race between file release and pressure write (CVE-2026-52991) * kernel: mm/huge_memory: update file PMD counter before folio_put() (CVE-2026-53189) * kernel: scsi: target: iscsi: Fix CRC overread and double-free in iscsit_handle_text_cmd() (CVE-2026-63888) * kernel: scsi: target: iscsi: Bound iscsi_encode_text_output() appends to rsp_buf (CVE-2026-63887) * kernel: net/smc: reject CHID-0 ACCEPT that matches an empty ism_dev slot (CVE-2026-64048) * kernel: smb: client: mask server-provided mode to 07777 in modefromsid (CVE-2026-64379) * kernel: smb/client: handle overlapping allocated ranges in fallocate (CVE-2026-68388) Bug Fix(es) and Enhancement(s): * sfc: TX queue stalls and NIC resets caused by GFP_ATOMIC allocation failures after AlmaLinux 8.10 kernel update (JIRA:AlmaLinux-219767) 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-4.18.0-553.157.1.rt7.498.el8_10.x86_64.rpm 0ff2048193c420d5f0bd83e2ac0606273de79b66775987044479e355a85a9327
x86_64 kernel-rt-debug-4.18.0-553.157.1.rt7.498.el8_10.x86_64.rpm 2432e7017e401790d5b01e6ca9414496fb911af6d2af948024071601e5d18bea
x86_64 kernel-rt-debug-modules-4.18.0-553.157.1.rt7.498.el8_10.x86_64.rpm 5f061e73acb99af4c52f95535f1f0be02297c435f980de1464d4370b8807a7e5
x86_64 kernel-rt-debug-core-4.18.0-553.157.1.rt7.498.el8_10.x86_64.rpm 6038a3b7151ab5658c55a46b9e0ee13960a4bf2e043c92f58000d744ecebb13d
x86_64 kernel-rt-debug-devel-4.18.0-553.157.1.rt7.498.el8_10.x86_64.rpm 6484567baf7dc6eb2854f9e5101f9cf9214f09e36e82ebed5eec92e769982b21
x86_64 kernel-rt-modules-4.18.0-553.157.1.rt7.498.el8_10.x86_64.rpm 6977db21dab7488c834d4ec90d5aeb158651757f367710b50dfdc38b4c01db2c
x86_64 kernel-rt-devel-4.18.0-553.157.1.rt7.498.el8_10.x86_64.rpm 716ffd31c1cf91687ecddc6c890aa8d5fa54ca38aa3cb2883587f551af5b6065
x86_64 kernel-rt-debug-modules-extra-4.18.0-553.157.1.rt7.498.el8_10.x86_64.rpm 84e49cd345e8517fdb2a373428034baa5817bfadb487225ba8e3a414a8b3ca03
x86_64 kernel-rt-core-4.18.0-553.157.1.rt7.498.el8_10.x86_64.rpm 8ed48c34dc50cb2b898c3b94824bdbe7f194e5411347f7942a781dc736285070
x86_64 kernel-rt-modules-extra-4.18.0-553.157.1.rt7.498.el8_10.x86_64.rpm e64344e6a0b391ca7bdabb28b2b1580af20f2b2f885658f317a7ef36a1f530e0
Notes:
This page is generated automatically from Red Hat security data and has not been checked for errors. For clarification or corrections please contact the AlmaLinux Packaging Team.