{"id":"RLSA-2025:19931","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: x86/vmscape: Add conditional IBPB mitigation (CVE-2025-40300)\n\n* kernel: mm: fix zswap writeback race condition (CVE-2023-53178)\n\n* kernel: fs: fix UAF/GPF bug in nilfs_mdt_destroy (CVE-2022-50367)\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":"2025-11-13T09:47:55.004421Z","published":"2025-11-13T09:08:46.309478Z","upstream":["CVE-2022-50367","CVE-2023-53178","CVE-2025-40300"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2025:19931"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2394627"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2395358"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2396114"}],"affected":[{"package":{"name":"kernel","ecosystem":"Rocky Linux:8","purl":"pkg:rpm/rocky-linux/kernel?distro=rocky-linux-8&epoch=0"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0:4.18.0-553.83.1.el8_10"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2025:19931.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}