{"id":"ALSA-2025:10371","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: ipv6: mcast: extend RCU protection in igmp6_send() (CVE-2025-21759)\n  * kernel: x86/microcode/AMD: Fix out-of-bounds on systems with CPU-less NUMA nodes (CVE-2025-21991)\n  * kernel: vmxnet3: Fix malformed packet sizing in vmxnet3_process_xdp (CVE-2025-37799)\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":"2026-02-04T04:34:44.505244Z","published":"2025-07-07T00:00:00Z","related":["CVE-2025-21759","CVE-2025-21991","CVE-2025-37799"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2025:10371"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-21759"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-21991"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2025-37799"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2348596"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2356917"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2363876"},{"type":"ADVISORY","url":"https://errata.almalinux.org/10/ALSA-2025-10371.html"}],"affected":[{"package":{"name":"kernel-abi-stablelists","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/kernel-abi-stablelists"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.12.0-55.20.1.el10_0"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2025:10371.json"}},{"package":{"name":"kernel-doc","ecosystem":"AlmaLinux:10","purl":"pkg:rpm/almalinux/kernel-doc"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.12.0-55.20.1.el10_0"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux10/ALSA-2025:10371.json"}}],"schema_version":"1.7.3"}