{"id":"ALSA-2026:36349","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: tcp: fix potential race in tcp_v6_syn_recv_sock() (CVE-2026-43198)\n  * kernel: netfilter: nfnetlink_cthelper: fix OOB read in nfnl_cthelper_dump_table() (CVE-2026-43450)\n  * kernel: sctp: revalidate list cursor after sctp_sendmsg_to_asoc() in SCTP_SENDALL (CVE-2026-46227)\n  * kernel: drm/gem: Fix inconsistent plane dimension calculation in drm_gem_fb_init_with_funcs() (CVE-2026-46209)\n  * kernel: procfs: fix missing RCU protection when reading real_parent in do_task_stat() (CVE-2026-46259)\n  * kernel: Arm Processors: Privilege escalation or information disclosure via writes to higher exception level resources (CVE-2025-10263)\n\n\nBug Fix(es) and Enhancement(s):  \n\n  * kernel panic at trailing_symlink while the task wdavdaemon runs even after 4c4f7c19b3c7 (JIRA:AlmaLinux-152759)\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":"2026-07-08T14:44:29.167912130Z","published":"2026-07-07T00:00:00Z","related":["CVE-2025-10263","CVE-2026-43198","CVE-2026-43450","CVE-2026-46209","CVE-2026-46227","CVE-2026-46259"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:36349"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-10263"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43198"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-43450"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-46209"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-46227"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-46259"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2467228"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2468228"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2482564"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2482636"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2484477"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2486958"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2026-36349.html"}],"affected":[{"package":{"name":"bpftool","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/bpftool"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel-abi-stablelists","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-abi-stablelists"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel-core","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-core"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel-cross-headers","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-cross-headers"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel-debug","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-debug"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel-debug-core","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-debug-core"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel-debug-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-debug-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel-debug-modules","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-debug-modules"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel-debug-modules-extra","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-debug-modules-extra"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/kernel-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.18.0-553.140.1.el8_10"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:36349.json"}},{"package":{"name":"kernel-doc","ecosystem":"AlmaLi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