{"id":"RLSA-2025:21931","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: NFS: Fix filehandle bounds checking in nfs_fh_to_dentry() (CVE-2025-39730)\n\n* kernel: tcp: Clear tcp_sk(sk)-\u003efastopen_rsk in tcp_disconnect() (CVE-2025-39955)\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.","modified":"2025-11-28T10:03:08.989977Z","published":"2025-11-28T09:17:04.591644Z","upstream":["CVE-2025-39730","CVE-2025-39955"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2025:21931"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2393731"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2402699"}],"affected":[{"package":{"name":"kernel","ecosystem":"Rocky Linux:10","purl":"pkg:rpm/rocky-linux/kernel?distro=rocky-linux-10&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:6.12.0-124.13.1.el10_1"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2025:21931.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}