{"id":"RLSA-2026:36956","summary":"Important: kernel security update","details":"The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: net/sched: ets: Always remove class from active list before deleting in ets_qdisc_change (CVE-2025-71066)\n\n* kernel: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL (CVE-2026-46227)\n\n* kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected GFN (CVE-2026-46113)\n\n* kernel: KVM: x86: Fix shadow paging use-after-free due to unexpected role (CVE-2026-53359)\n\nFor 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.","modified":"2026-07-11T12:30:05.444587556Z","published":"2026-07-11T12:05:28.871633Z","upstream":["CVE-2025-71066","CVE-2026-46113","CVE-2026-46227","CVE-2026-53359"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:36956"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2429036"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482587"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2482564"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2497033"}],"affected":[{"package":{"name":"kernel","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/kernel?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:6.12.0-211.32.1.el10_2"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:36956.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}