{"id":"RLSA-2026:54443","summary":"Important: kernel security, bug fix, and enhancement update","details":"The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: accel/ivpu: Fix signed integer truncation in IPC receive (CVE-2026-53202)\n\n* kernel: net/sched: act_api: use RCU with deferred freeing for action lifecycle (CVE-2026-53264)\n\nBug Fix(es) and Enhancement(s):\n\n* [Rocky Linux9] tlbflush - Windows Driver Verifier catches FLTMGR/Ntfs crashes during KVM 42-VM soak test on AMD EPYC Turin [rhel-9.8.z] (JIRA:Rocky Linux-214434)\n\n* Kernels 5.14.0-434+ may lose page table dirty bit (and page data) [rhel-9.8.z] (JIRA:Rocky Linux-220787)\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":"2026-08-14T12:30:04.706730188Z","published":"2026-08-14T12:03:50.499163Z","upstream":["CVE-2026-53202","CVE-2026-53264"],"database_specific":{"license":"CC-BY-4.0","license_url":"https://creativecommons.org/licenses/by/4.0/","source_advisory":"RHSA-2026:54443"},"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:54443"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492823"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2492851"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:54443"}],"affected":[{"package":{"name":"kernel","ecosystem":"Rocky Linux:9","purl":"pkg:rpm/rocky-linux/kernel?distro=rocky-linux-9&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:5.14.0-687.39.1.el9_8"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:54443.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}