{"id":"RLSA-2026:6571","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: nouveau: fix instmem race condition around ptr stores (CVE-2024-26984)\n\n* kernel: scsi: target: iscsi: Fix use-after-free in iscsit_dec_session_usage_count() (CVE-2026-23193)\n\n* kernel: kernel: Privilege escalation or denial of service via use-after-free in nf_tables_addchain() (CVE-2026-23231)\n\n* kernel: Linux kernel (qla2xxx): Double free vulnerability leads to denial of service and potential privilege escalation. (CVE-2025-71238)\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":"2026-04-11T18:27:21.389832Z","published":"2026-04-11T18:00:47.350485Z","upstream":["CVE-2024-26984","CVE-2025-71238","CVE-2026-23193","CVE-2026-23231"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:6571"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2278333"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2439887"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2444376"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2444398"}],"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":"0:4.18.0-553.117.1.el8_10"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:6571.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}