{"id":"ALSA-2025:21926","summary":"Moderate: 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: mm: slub: avoid wake up kswapd in set_track_prepare (CVE-2025-39843)\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":"2026-02-04T02:36:48.650995Z","published":"2025-11-24T00:00:00Z","related":["CVE-2025-39843"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:21926"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-39843"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2396941"},{"type":"ADVISORY","url":"https://errata.almalinux.org/9/ALSA-2025-21926.html"}],"affected":[{"package":{"name":"kernel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k-core","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k-core"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k-debug","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k-debug"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k-debug-core","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k-debug-core"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k-debug-devel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k-debug-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k-debug-devel-matched","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k-debug-devel-matched"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k-debug-modules","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k-debug-modules"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k-debug-modules-extra","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k-debug-modules-extra"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k-devel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k-devel-matched","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k-devel-matched"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-64k-modules-extra","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-64k-modules-extra"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-abi-stablelists","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel-abi-stablelists"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-611.9.1.el9_7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux9/ALSA-2025:21926.json"}},{"package":{"name":"kernel-debug-devel","ecosystem":"AlmaLinux:9","purl":"pkg:rpm/almalinux/kernel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