{"id":"CVE-2018-19406","aliases":["EUVD-2018-11099","GHSA-7mv3-85q3-4cg5","UBUNTU-CVE-2018-19406"],"status":"published","title":"kvm_pv_send_ipi in arch/x86/kvm/lapic.c in the Linux kernel through 4.19.2 allows local users to...","description":"kvm_pv_send_ipi in arch/x86/kvm/lapic.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where the apic map is uninitialized.","severity":{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00356,"percentile":0.2958,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-476"],"published":"2018-11-21T00:00:00Z","modified":"2026-06-17T01:49:15Z","products":[{"vendor":"linux","product":"linux_kernel"}],"references":[{"url":"https://lkml.org/lkml/2018/11/20/411","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory"]},{"url":"http://www.securityfocus.com/bid/105988","tags":["vdb-entry","x_refsource_BID","x_transferred","Third Party Advisory","VDB Entry"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-19406"},{"url":"https://github.com/advisories/GHSA-7mv3-85q3-4cg5"},{"url":"https://ubuntu.com/security/CVE-2018-19406","tags":["report"]},{"url":"https://lore.kernel.org/lkml/1542677970-5627-1-git-send-email-wanpengli@tencent.com/","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-19406","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2018-19406","description":"kvm_pv_send_ipi in arch/x86/kvm/lapic.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where the apic map is uninitialized.","status":"published","published":"2018-11-21T00:00:00Z","modified":"2024-08-05T11:37:11.327Z","updated_at":"2026-11-02T14:35:02.966615Z"}],"euvd":[{"id":"EUVD-2018-11099","description":"kvm_pv_send_ipi in arch/x86/kvm/lapic.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where the apic map is uninitialized.","status":"published","published":"2018-11-21T00:00:00Z","modified":"2024-08-05T11:37:11Z","updated_at":"2026-11-03T02:39:33.782065Z"}],"ghsa":[{"id":"GHSA-7mv3-85q3-4cg5","title":"kvm_pv_send_ipi in arch/x86/kvm/lapic.c in the Linux kernel through 4.19.2 allows local users to...","description":"kvm_pv_send_ipi in arch/x86/kvm/lapic.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where the apic map is uninitialized.","status":"published","published":"2022-05-14T01:47:09Z","modified":"2023-02-02T05:04:30Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:51:53.265489Z"}],"nvd":[{"id":"CVE-2018-19406","description":"kvm_pv_send_ipi in arch/x86/kvm/lapic.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where the apic map is uninitialized.","status":"published","published":"2018-11-21T00:29:01.42Z","modified":"2026-06-17T01:49:15.213Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4.9,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:C","level":"medium","assessor":"primary"}],"cwes":["CWE-476"],"updated_at":"2026-11-02T14:04:48.987926Z"}],"osv":[{"id":"UBUNTU-CVE-2018-19406","description":"kvm_pv_send_ipi in arch/x86/kvm/lapic.c in the Linux kernel through 4.19.2 allows local users to cause a denial of service (NULL pointer dereference and BUG) via crafted system calls that reach a situation where the apic map is uninitialized.","status":"withdrawn","published":"2018-11-21T00:29:00Z","modified":"2025-07-16T07:38:21.947611Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:17.496046Z"}]}}