{"id":"CVE-2017-15306","aliases":["DEBIAN-CVE-2017-15306","EUVD-2017-6762","GHSA-5jfh-37mq-mfw7","RHSA-2018:0654","UBUNTU-CVE-2017-15306","USN-3507-2"],"status":"published","title":"The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel...","description":"The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a KVM_CHECK_EXTENSION KVM_CAP_PPC_HTM ioctl call to /dev/kvm.","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":"2026-11-08","score":0.00394,"percentile":0.33838,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-476"],"published":"2017-11-06T00:00:00Z","modified":"2026-09-01T20:03:44Z","fixes":[{"ecosystem":"Debian:12","package":"linux","fixed_in":["4.13.13-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"linux","fixed_in":["4.13.13-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"linux","fixed_in":["4.13.13-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"linux-azure","fixed_in":["4.13.0-1005.7"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"linux-gcp","fixed_in":["4.13.0-1002.5"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"linux-hwe","fixed_in":["4.13.0-32.35~16.04.1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"linux-oem","fixed_in":["4.13.0-1010.11"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.13-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.13-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"linux","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.13.13-1"}]}]},{"source":"osv","ecosystem":"Red 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Party Advisory","VDB Entry","advisory"]},{"url":"http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.13.11","tags":["x_refsource_MISC","x_transferred","Release Notes","advisory"]},{"url":"https://github.com/torvalds/linux/commit/ac64115a66c18c01745bbd3c47a36b124e5fd8c0","tags":["x_refsource_MISC","x_transferred","Patch","fix"]},{"url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac64115a66c18c01745bbd3c47a36b124e5fd8c0","tags":["x_refsource_MISC","x_transferred","Patch","fix"]},{"url":"http://openwall.com/lists/oss-security/2017/11/06/6","tags":["x_refsource_MISC","x_transferred","Mailing List","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-15306","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-5jfh-37mq-mfw7"},{"url":"https://security-tracker.debian.org/tracker/CVE-2017-15306","tags":["advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2018:0654","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#important","tags":["article"]},{"url":"https://access.redhat.com/documentation/en-US/Red_Hat_Enterprise_Linux/7/html/7.5_Release_Notes/index.html","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1473209","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1495089","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1498016","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1498067","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1501794","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1519160","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1519778","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1519780","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1519781","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1525762","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1525768","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1531174","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1535315","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1544612","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2018/rhsa-2018_0654.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-5753","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-5753","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-5753","tags":["advisory"]},{"url":"https://access.redhat.com/security/vulnerabilities/speculativeexecution","tags":["article"]},{"url":"https://googleprojectzero.blogspot.com/2018/01/reading-privileged-memory-with-side.html","tags":["article"]},{"url":"https://meltdownattack.com","tags":["article"]},{"url":"https://spectreattack.com/","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-11473","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-11473","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-11473","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-12190","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-12190","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-12190","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-12192","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1493435","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-12192","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-12192","tags":["advisory"]},{"url":"http://seclists.org/oss-sec/2017/q4/63","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-15129","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-15129","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-15129","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-15299","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-15299","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-15299","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-15306","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1510399","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-15306","tags":["advisory","report"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-16939","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1517220","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-16939","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-16939","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-17448","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-17448","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-17448","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-17449","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-17449","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-17449","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2017-1000255","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2017-1000255","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-1000255","tags":["advisory"]},{"url":"https://acc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kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a KVM_CHECK_EXTENSION KVM_CAP_PPC_HTM ioctl call to /dev/kvm.","status":"published","published":"2017-11-06T18:00:00Z","modified":"2024-08-05T19:50:16.471Z","updated_at":"2026-11-02T14:33:14.271248Z"}],"euvd":[{"id":"EUVD-2017-6762","description":"The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a KVM_CHECK_EXTENSION KVM_CAP_PPC_HTM ioctl call to /dev/kvm.","status":"published","published":"2017-11-06T18:00:00Z","modified":"2024-08-05T19:50:16Z","updated_at":"2026-11-03T02:23:14.849102Z"}],"ghsa":[{"id":"GHSA-5jfh-37mq-mfw7","title":"The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel...","description":"The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a KVM_CHECK_EXTENSION KVM_CAP_PPC_HTM ioctl call to /dev/kvm.","status":"published","published":"2022-05-17T00:20:54Z","modified":"2023-02-03T05:01:30Z","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":"2026-11-02T14:52:59.355645Z"}],"nvd":[{"id":"CVE-2017-15306","description":"The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a KVM_CHECK_EXTENSION KVM_CAP_PPC_HTM ioctl call to /dev/kvm.","status":"published","published":"2017-11-06T18:29:00.233Z","modified":"2026-06-17T01:07:33.643Z","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":"2026-11-02T14:04:08.01771Z"}],"osv":[{"id":"CVE-2017-15306","description":"The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a KVM_CHECK_EXTENSION KVM_CAP_PPC_HTM ioctl call to /dev/kvm.","status":"published","published":"2017-11-06T18:29:00.233Z","modified":"2026-03-15T22:23:54.832212Z","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":"2026-11-02T15:44:04.572713Z"},{"id":"DEBIAN-CVE-2017-15306","description":"The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a KVM_CHECK_EXTENSION KVM_CAP_PPC_HTM ioctl call to /dev/kvm.","status":"published","published":"2017-11-06T18:29:00.233Z","modified":"2026-09-01T20:03:44.686493954Z","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":"2026-11-02T15:45:28.801885Z"},{"id":"RHSA-2018:0654","title":"Red Hat Security Advisory: kernel-alt security, bug fix, and enhancement update","status":"published","published":"2024-09-16T00:48:58Z","modified":"2026-06-29T10:19:36Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"UBUNTU-CVE-2017-15306","description":"The kvm_vm_ioctl_check_extension function in arch/powerpc/kvm/powerpc.c in the Linux kernel before 4.13.11 allows local users to cause a denial of service (NULL pointer dereference and system crash) via a KVM_CHECK_EXTENSION KVM_CAP_PPC_HTM ioctl call to /dev/kvm.","status":"published","published":"2017-11-06T00:00:00Z","modified":"2026-02-04T04:09:40.776986Z","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":"2026-11-02T15:54:14.563448Z"},{"id":"USN-3507-2","title":"linux-gcp vulnerabilities","description":"Mohamed Ghannam discovered that a use-after-free vulnerability existed in\nthe Netlink subsystem (XFRM) in the Linux kernel. A local attacker could\nuse this to cause a denial of service (system crash) or possibly execute\narbitrary code. (CVE-2017-16939)\n\nIt was discovered that the Linux kernel did not properly handle copy-on-\nwrite of transparent huge pages. A local attacker could use this to cause a\ndenial of service (application crashes) or possibly gain administrative\nprivileges. (CVE-2017-1000405)\n\nFan Wu, Haoran Qiu, and Shixiong Zhao discovered that the associative array\nimplementation in the Linux kernel sometimes did not properly handle adding\na new entry. A local attacker could use this to cause a denial of service\n(system crash). (CVE-2017-12193)\n\nEric Biggers discovered that the key management subsystem in the Linux\nkernel did not properly restrict adding a key that already exists but is\nuninstantiated. A local attacker could use this to cause a denial of\nservice (system crash) or possibly execute arbitrary code. (CVE-2017-15299)\n\nIt was discovered that a null pointer dereference error existed in the\nPowerPC KVM implementation in the Linux kernel. A local attacker could use\nthis to cause a denial of service (system crash). (CVE-2017-15306)\n\nEric Biggers discovered a race condition in the key management subsystem of\nthe Linux kernel around keys in a negative state. A local attacker could\nuse this to cause a denial of service (system crash) or possibly execute\narbitrary code. (CVE-2017-15951)\n","status":"published","published":"2017-12-08T03:47:41Z","modified":"2026-02-10T04:41:15Z","updated_at":"2026-11-02T16:58:13.496563Z"}]}}