[ALSA-2026:85774] Important: kernel-rt security, bug fix, and enhancement update
Type:
security
Severity:
important
Release date:
2026-10-20
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: xfrm: espintcp: do not reuse an in-progress partial send (CVE-2026-52935) * kernel: USB: serial: io_ti: fix heap overflow in get_manuf_info() (CVE-2026-53196) * kernel: sctp: keep chunk->transport in step with the list it is queued on (CVE-2026-74588) * kernel: sctp: validate cookie AUTH state before use (CVE-2026-74752) * kernel: smb: client: reject a tree connect response whose byte count is too small (CVE-2026-89631) * kernel: sctp: stop processing a packet once its association is deleted (CVE-2026-89479) * kernel: perf: Fix addr_filter_ranges lifetime (CVE-2026-93817) * kernel: netfilter: nfnetlink_log: wait for rcu grace period before freeing pernet state (CVE-2026-93288) * kernel: kernel: strparser: use-after-free via msg_timer_work rearm after strp_done() cancellation () * kernel: netfilter: flowtable: hold reference on ct until flow is released (CVE-2026-98320) Bug Fix(es) and Enhancement(s): * gfs2 filesystem withdrawal rework [AlmaLinux-8] (JIRA:AlmaLinux-129363) * Batch: z-stream xfrm - almalinux-8.10.z (NST-Core-26W38) (JIRA:AlmaLinux-256684) 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-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm 2ff8415505b48d73dddafb946c6840fd6a16122b8df41ddbe4cfee5b309234f2
x86_64 kernel-rt-debug-modules-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm 6fac4958f23f53c45e6d66cf73df456c5c1e58a805d2474df26e63bda7f4ac81
x86_64 kernel-rt-debug-modules-extra-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm 727a24fa42e0b1013e22f4426256ee9431a799b4e1999d7264367e5e25ffec57
x86_64 kernel-rt-debug-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm 766abd6c858ee8b1afa7cbe2b987d46fafc126c861bebccfd4259c563295ed90
x86_64 kernel-rt-modules-extra-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm 955e50c4857a5537bc38101749455f0cc33f29a9697aed02f305b9ce67f9c6c5
x86_64 kernel-rt-devel-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm a10d7e9e4347e94b71f18bbb750b4dfcda6df43e0ab572be402b02464f5c1bc8
x86_64 kernel-rt-debug-devel-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm b36f937ad55ba9b991353c8e1f65242e929e02e052df55519928fd439f4fa4d6
x86_64 kernel-rt-core-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm b78af5bd8c262eee5e41386bc2826479463b79d6d1e370015e66461911cecfeb
x86_64 kernel-rt-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm d05b8385927c09973a68f48e1c831468c095611679d4d73fae30038d1500f7b8
x86_64 kernel-rt-debug-core-4.18.0-553.176.1.rt7.517.el8_10.x86_64.rpm e289a90903b8d9b38c9846507e723e41f03d0c96261641b73114df18602bef34
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.