{"id":"RLSA-2026:19569","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: net: af_can: do not leave a dangling sk pointer in can_create() (CVE-2024-56603)\n\n* kernel: net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit (CVE-2025-39766)\n\n* kernel: crypto: asymmetric_keys - prevent overflow in asymmetric_key_generate_id (CVE-2025-68724)\n\n* kernel: scsi: qla2xxx: Fix improper freeing of purex item (CVE-2025-68741)\n\n* kernel: Linux kernel: Use-after-free in traffic control (act_ct) may lead to denial of service or privilege escalation (CVE-2026-23270)\n\n* kernel: Linux kernel KVM: Privilege escalation or denial of service due to improper shadow page table entry handling (CVE-2026-23401)\n\n* kernel: nfsd: fix heap overflow in NFSv4.0 LOCK replay cache (CVE-2026-31402)\n\n* kernel: Bluetooth: SCO: Fix use-after-free in sco_recv_frame() due to missing sock_hold (CVE-2026-31408)\n\n* kernel: usbip: validate number_of_packets in usbip_pack_ret_submit() (CVE-2026-31607)\n\n* kernel: RDMA/umem: Fix double dma_buf_unpin in failure path (CVE-2026-43128)\n\n* kernel: \"Dirty Frag\" is a new universal Local Privilege Escalation (LPE) vulnerability in the Linux kernel (CVE-2026-43284)\n\n* kernel: \"Fragnesia\" is a variant of Dirty Frag vulnerability in the ESP/XFRM leading to Local Privilege Escalation (LPE) vulnerability in the Linux kernel (CVE-2026-46300)\n\n* kernel: Read root-owned files as an unprivileged user (CVE-2026-46333)\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":"2026-05-29T16:30:38.695207801Z","published":"2026-05-29T16:03:24.060458Z","upstream":["CVE-2024-56603","CVE-2025-39766","CVE-2025-68724","CVE-2025-68741","CVE-2026-23270","CVE-2026-23401","CVE-2026-31402","CVE-2026-31408","CVE-2026-31607","CVE-2026-43128","CVE-2026-43284","CVE-2026-46300","CVE-2026-46333"],"references":[{"type":"ADVISORY","url":"https://errata.rockylinux.org/RLSA-2026:19569"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2334439"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2454844"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2448745"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2453803"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467771"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2394648"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2425046"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2477015"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2461521"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2467144"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2424886"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2455334"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2477802"}],"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":"0:6.12.0-211.16.1.el10_2.0.1"}],"database_specific":{"yum_repository":"BaseOS"}}],"database_specific":{"source":"https://storage.googleapis.com/resf-osv-data/RLSA-2026:19569.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H"}],"credits":[{"name":"Rocky Enterprise Software Foundation"},{"name":"Red Hat"}]}