{"id":"ALSA-2026:27354","summary":"Important: kernel-rt security, bug fix, and enhancement update","details":"The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.  \n\nSecurity Fix(es):  \n\n  * kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service (CVE-2026-31419)\n  * kernel: drm/amd/display: Do not skip unrelated mode changes in DSC validation (CVE-2026-31488)\n  * kernel: net: mana: fix use-after-free in add_adev() error path (CVE-2026-43056)\n  * kernel: ALSA: usb-audio: Add sanity check for OOB writes at silencing (CVE-2026-43279)\n  * kernel: net/sched: act_pedit: extend the writable skb range per key (CVE-2026-46331)\n  * kernel: ALSA: aloop: Fix peer runtime UAF during format-change stop (CVE-2026-46090)\n  * kernel: RDMA/mana: Validate rx_hash_key_len (CVE-2026-46145)\n  * kernel: nvmet-tcp: fix race between ICReq handling and queue teardown (CVE-2026-46135)\n\n\nBug Fix(es) and Enhancement(s):  \n\n  * AlmaLinux8 RT kernel panic in replenish_dl_entity() caused by stale DEADLINE PI state during rt_mutex de-boosting (JIRA:AlmaLinux-178520)\n\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.\n","modified":"2026-06-22T12:14:15.512565910Z","published":"2026-06-19T00:00:00Z","related":["CVE-2026-31419","CVE-2026-31488","CVE-2026-43056","CVE-2026-43279","CVE-2026-46090","CVE-2026-46135","CVE-2026-46145","CVE-2026-46331"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:27354"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-31419"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-31488"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43056"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43279"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-46090"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-46135"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-46145"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-46331"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2457829"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2460619"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2464449"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2467215"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2479492"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2481980"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2482581"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2482654"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2026-27354.html"}],"affected":[{"package":{"name":"kernel-rt","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-rt"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.136.1.rt7.477.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:27354.json"}},{"package":{"name":"kernel-rt-core","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-rt-core"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.136.1.rt7.477.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:27354.json"}},{"package":{"name":"kernel-rt-debug","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-rt-debug"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.136.1.rt7.477.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:27354.json"}},{"package":{"name":"kernel-rt-debug-core","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-rt-debug-core"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.136.1.rt7.477.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:27354.json"}},{"package":{"name":"kernel-rt-debug-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-rt-debug-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.136.1.rt7.477.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:27354.json"}},{"package":{"name":"kernel-rt-debug-modules","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-rt-debug-modules"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.136.1.rt7.477.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:27354.json"}},{"package":{"name":"kernel-rt-debug-modules-extra","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-rt-debug-modules-extra"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.136.1.rt7.477.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:27354.json"}},{"package":{"name":"kernel-rt-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-rt-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.136.1.rt7.477.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:27354.json"}},{"package":{"name":"kernel-rt-modules","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-rt-modules"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.136.1.rt7.477.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:27354.json"}},{"package":{"name":"kernel-rt-modules-extra","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-rt-modules-extra"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.136.1.rt7.477.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/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