{"schema_version":"1.7.5","id":"ALSA-2025:23279","published":"2025-12-16T00:00:00Z","modified":"2026-05-26T16:45:18.899119453Z","related":["CVE-2025-38499","CVE-2025-39984"],"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: clone_private_mnt(): make sure that caller has CAP_SYS_ADMIN in the right userns (CVE-2025-38499)\n  * kernel: net: tun: Update napi->skb after XDP process (CVE-2025-39984)\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","affected":[{"package":{"name":"kernel-abi-stablelists","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/kernel-abi-stablelists"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.12.0-124.21.1.el10_1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2025:23279.json"}},{"package":{"name":"kernel-doc","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/kernel-doc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.12.0-124.21.1.el10_1"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2025:23279.json"}}],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:23279"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-38499"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-39984"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2387670"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2404111"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2025-23279.html"}]}