{"id":"CVE-2017-14156","aliases":["DEBIAN-CVE-2017-14156","DLA-1099-1","DSA-3981-1","EUVD-2017-5667","GHSA-mxm3-6wfv-q9qg","MGASA-2017-0381","MGASA-2017-0383","MGASA-2017-0384","MGASA-2017-0386","MGASA-2017-0387","MGASA-2017-0388","UBUNTU-CVE-2017-14156","USN-3469-1","USN-3469-2","USN-3583-1"],"status":"published","title":"The atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the Linux kernel through 4.12...","description":"The atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the Linux kernel through 4.12.10 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading locations associated with padding 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atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the Linux kernel through 4.12.10 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading locations associated with padding bytes.","status":"published","published":"2017-09-05T17:00:00Z","modified":"2024-08-05T19:20:41.324Z","updated_at":"2026-11-02T14:33:12.267141Z"}],"euvd":[{"id":"EUVD-2017-5667","description":"The atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the Linux kernel through 4.12.10 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading locations associated with padding bytes.","status":"published","published":"2017-09-05T17:00:00Z","modified":"2024-08-05T19:20:41Z","updated_at":"2026-11-03T02:23:17.665061Z"}],"ghsa":[{"id":"GHSA-mxm3-6wfv-q9qg","title":"The atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the Linux kernel through 4.12...","description":"The atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the Linux kernel through 4.12.10 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading locations associated with padding bytes.","status":"published","published":"2022-05-14T03:37:36Z","modified":"2025-04-20T03:45:24Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T15:01:51.665447Z"}],"nvd":[{"id":"CVE-2017-14156","description":"The atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the Linux kernel through 4.12.10 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading locations associated with padding bytes.","status":"published","published":"2017-09-05T17:29:00.2Z","modified":"2026-06-17T01:05:41.63Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:P/I:N/A:N","level":"low","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:03:58.85945Z"}],"osv":[{"id":"CVE-2017-14156","description":"The atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the Linux kernel through 4.12.10 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading locations associated with padding bytes.","status":"published","published":"2017-09-05T17:29:00.2Z","modified":"2026-04-16T06:25:16.46937758Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:04.572713Z"},{"id":"DEBIAN-CVE-2017-14156","description":"The atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the Linux kernel through 4.12.10 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading locations associated with padding bytes.","status":"published","published":"2017-09-05T17:29:00.2Z","modified":"2026-09-01T20:02:40.619335393Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:28.801885Z"},{"id":"UBUNTU-CVE-2017-14156","description":"The atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the Linux kernel through 4.12.10 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading locations associated with padding bytes.","status":"published","published":"2017-09-05T00:00:00Z","modified":"2026-10-28T08:17:33.398098763Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:14.122973Z"},{"id":"DLA-1099-1","title":"linux - security update","status":"published","published":"2017-09-19T00:00:00Z","modified":"2026-03-09T01:01:08.61084Z","updated_at":"2026-11-02T15:46:09.336894Z"},{"id":"DSA-3981-1","title":"linux - security update","status":"published","published":"2017-09-20T00:00:00Z","modified":"2026-03-09T01:20:52.64497Z","updated_at":"2026-11-02T15:46:16.523846Z"},{"id":"MGASA-2017-0381","title":"Updated kernel packages fix security vulnerabilities","description":"This kernel update is based on upstream 4.9.56 and fixes at least the\nfollowing security issues:\n\nA flaw was found in the way the Linux KVM module processed the trap flag(TF)\nbit in EFLAGS during emulation of the syscall instruction, which leads to a\ndebug exception(#DB) being raised in the guest stack. A user/process inside\na guest could use this flaw to potentially escalate their privileges inside\nthe guest (CVE-2017-7518).\n\nA kernel data leak due to an out-of-bound read was found in the Linux kernel\nin inet_diag_msg_sctp{,l}addr_fill() and sctp_get_sctp_info() functions\npresent since version 4.7-rc1 through version 4.13. A data leak happens when\nthese functions fill in sockaddr data structures used to export socket's\ndiagnostic information. As a result, up to 100 bytes of the slab data could\nbe leaked to a userspace (CVE-2017-7558).\n\nA security flaw was discovered in nl80211_set_rekey_data() function in the\nLinux kernel since v3.1-rc1 through v4.13. This function does not check\nwhether the required attributes are present in a netlink request. This\nrequest can be issued by a user with CAP_NET_ADMIN privilege and may result\nin NULL dereference and a system crash (CVE-2017-12153).\n\nLinux kernel built with the KVM visualization support (CONFIG_KVM), with\nnested visualization (nVMX) feature enabled (nested=1), is vulnerable to a\ncrash due to disabled external interrupts. As L2 guest could acce s (r/w)\nhardware CR8 register of the host(L0). In a nested visualization setup,\nL2 guest user could use this flaw to potentially crash the host(L0)\nresulting in DoS (CVE-2017-12154).\n\nThe tcp_disconnect function in net/ipv4/tcp.c in the Linux kernel before\n4.12 allows local users to cause a denial of service (__tcp_select_window\ndivide-by-zero error and system crash) by triggering a disconnect within a\ncertain tcp_recvmsg code path (CVE-2017-14106).\n\nThe atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the\nLinux kernel through 4.12.10 does not initialize a certain data structure,\nwhich allows local users to obtain sensitive information from kernel stack\nmemory by reading locations associated with padding bytes (CVE-2017-14156).\n\nIt was found that the iscsi_if_rx() function in scsi_transport_iscsi.c in\nthe Linux kernel since v2.6.24-rc1 through 4.13.2 allows local users to\ncause a denial of service (a system panic) by making a number of certain\nsyscalls by leveraging incorrect length validation in the kernel code\n(CVE-2017-14489).\n\nThe sg_ioctl function in drivers/scsi/sg.c in the Linux kernel before 4.13.4\nallows local users to obtain sensitive information from uninitialized kernel\nheap-memory locations via an SG_GET_REQUEST_TABLE ioctl call for /dev/sg0\n(CVE-2017-14991).\n\nThe tpacket_rcv() function in 'net/packet/af_packet.c' file in the Linux\nkernel before 4.13 mishandles vnet headers, which might allow local users\nto cause a denial of service (buffer overflow, and disk and memory\ncorruption) or possibly have unspecified other impact via crafted system\ncalls (CVE-2017-14497).\n\nA reachable assertion failure flaw was found in the Linux kernel built with\nKVM virtualisation(CONFIG_KVM) support with Virtual Function I/O feature\n(CONFIG_VFIO) enabled. This failure could occur if a malicious guest device\nsent a virtual interrupt (guest IRQ) with a larger (\u003e1024) index value\n(CVE-2017-1000252).\n\nFor other upstream fixes in this update, read the referenced changelogs.\n","status":"published","published":"2017-10-19T22:05:51Z","modified":"2026-04-16T06:25:34.137770662Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"MGASA-2017-0383","title":"Updated kernel-linus packages fix security vulnerabilities","description":"This kernel-linus update is based on upstream 4.9.56 and fixes at least the\nfollowing security issues:\n\nA flaw was found in the way the Linux KVM module processed the trap flag(TF)\nbit in EFLAGS during emulation of the syscall instruction, which leads to a\ndebug exception(#DB) being raised in the guest stack. A user/process inside\na guest could use this flaw to potentially escalate their privileges inside\nthe guest (CVE-2017-7518).\n\nA kernel data leak due to an out-of-bound read was found in the Linux kernel\nin inet_diag_msg_sctp{,l}addr_fill() and sctp_get_sctp_info() functions\npresent since version 4.7-rc1 through version 4.13. A data leak happens when\nthese functions fill in sockaddr data structures used to export socket's\ndiagnostic information. As a result, up to 100 bytes of the slab data could\nbe leaked to a userspace (CVE-2017-7558).\n\nA security flaw was discovered in nl80211_set_rekey_data() function in the\nLinux kernel since v3.1-rc1 through v4.13. This function does not check\nwhether the required attributes are present in a netlink request. This\nrequest can be issued by a user with CAP_NET_ADMIN privilege and may result\nin NULL dereference and a system crash (CVE-2017-12153).\n\nLinux kernel built with the KVM visualization support (CONFIG_KVM), with\nnested visualization (nVMX) feature enabled (nested=1), is vulnerable to a\ncrash due to disabled external interrupts. As L2 guest could acce s (r/w)\nhardware CR8 register of the host(L0). In a nested visualization setup,\nL2 guest user could use this flaw to potentially crash the host(L0)\nresulting in DoS (CVE-2017-12154).\n\nThe tcp_disconnect function in net/ipv4/tcp.c in the Linux kernel before\n4.12 allows local users to cause a denial of service (__tcp_select_window\ndivide-by-zero error and system crash) by triggering a disconnect within a\ncertain tcp_recvmsg code path (CVE-2017-14106).\n\nThe atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the\nLinux kernel through 4.12.10 does not initialize a certain data structure,\nwhich allows local users to obtain sensitive information from kernel stack\nmemory by reading locations associated with padding bytes (CVE-2017-14156).\n\nIt was found that the iscsi_if_rx() function in scsi_transport_iscsi.c in\nthe Linux kernel since v2.6.24-rc1 through 4.13.2 allows local users to\ncause a denial of service (a system panic) by making a number of certain\nsyscalls by leveraging incorrect length validation in the kernel code\n(CVE-2017-14489).\n\nThe sg_ioctl function in drivers/scsi/sg.c in the Linux kernel before 4.13.4\nallows local users to obtain sensitive information from uninitialized kernel\nheap-memory locations via an SG_GET_REQUEST_TABLE ioctl call for /dev/sg0\n(CVE-2017-14991).\n\nThe tpacket_rcv() function in 'net/packet/af_packet.c' file in the Linux\nkernel before 4.13 mishandles vnet headers, which might allow local users\nto cause a denial of service (buffer overflow, and disk and memory\ncorruption) or possibly have unspecified other impact via crafted system\ncalls (CVE-2017-14497).\n\nA reachable assertion failure flaw was found in the Linux kernel built with\nKVM virtualisation(CONFIG_KVM) support with Virtual Function I/O feature\n(CONFIG_VFIO) enabled. This failure could occur if a malicious guest device\nsent a virtual interrupt (guest IRQ) with a larger (\u003e1024) index value\n(CVE-2017-1000252).\n\nFor other upstream fixes in this update, read the referenced changelogs.\n","status":"published","published":"2017-10-24T05:50:58Z","modified":"2026-04-16T04:44:03.629827148Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"MGASA-2017-0384","title":"Updated kernel-tmb packages fix security vulnerabilities","description":"This kernel-tmb update is based on upstream 4.9.56 and fixes at least the\nfollowing security issues:\n\nA flaw was found in the way the Linux KVM module processed the trap flag(TF)\nbit in EFLAGS during emulation of the syscall instruction, which leads to a\ndebug exception(#DB) being raised in the guest stack. A user/process inside\na guest could use this flaw to potentially escalate their privileges inside\nthe guest (CVE-2017-7518).\n\nA kernel data leak due to an out-of-bound read was found in the Linux kernel\nin inet_diag_msg_sctp{,l}addr_fill() and sctp_get_sctp_info() functions\npresent since version 4.7-rc1 through version 4.13. A data leak happens when\nthese functions fill in sockaddr data structures used to export socket's\ndiagnostic information. As a result, up to 100 bytes of the slab data could\nbe leaked to a userspace (CVE-2017-7558).\n\nA security flaw was discovered in nl80211_set_rekey_data() function in the\nLinux kernel since v3.1-rc1 through v4.13. This function does not check\nwhether the required attributes are present in a netlink request. This\nrequest can be issued by a user with CAP_NET_ADMIN privilege and may result\nin NULL dereference and a system crash (CVE-2017-12153).\n\nLinux kernel built with the KVM visualization support (CONFIG_KVM), with\nnested visualization (nVMX) feature enabled (nested=1), is vulnerable to a\ncrash due to disabled external interrupts. As L2 guest could acce s (r/w)\nhardware CR8 register of the host(L0). In a nested visualization setup,\nL2 guest user could use this flaw to potentially crash the host(L0)\nresulting in DoS (CVE-2017-12154).\n\nThe tcp_disconnect function in net/ipv4/tcp.c in the Linux kernel before\n4.12 allows local users to cause a denial of service (__tcp_select_window\ndivide-by-zero error and system crash) by triggering a disconnect within a\ncertain tcp_recvmsg code path (CVE-2017-14106).\n\nThe atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the\nLinux kernel through 4.12.10 does not initialize a certain data structure,\nwhich allows local users to obtain sensitive information from kernel stack\nmemory by reading locations associated with padding bytes (CVE-2017-14156).\n\nIt was found that the iscsi_if_rx() function in scsi_transport_iscsi.c in\nthe Linux kernel since v2.6.24-rc1 through 4.13.2 allows local users to\ncause a denial of service (a system panic) by making a number of certain\nsyscalls by leveraging incorrect length validation in the kernel code\n(CVE-2017-14489).\n\nThe sg_ioctl function in drivers/scsi/sg.c in the Linux kernel before 4.13.4\nallows local users to obtain sensitive information from uninitialized kernel\nheap-memory locations via an SG_GET_REQUEST_TABLE ioctl call for /dev/sg0\n(CVE-2017-14991).\n\nThe tpacket_rcv() function in 'net/packet/af_packet.c' file in the Linux\nkernel before 4.13 mishandles vnet headers, which might allow local users\nto cause a denial of service (buffer overflow, and disk and memory\ncorruption) or possibly have unspecified other impact via crafted system\ncalls (CVE-2017-14497).\n\nA reachable assertion failure flaw was found in the Linux kernel built with\nKVM virtualisation(CONFIG_KVM) support with Virtual Function I/O feature\n(CONFIG_VFIO) enabled. This failure could occur if a malicious guest device\nsent a virtual interrupt (guest IRQ) with a larger (\u003e1024) index value\n(CVE-2017-1000252).\n\nFor other upstream fixes in this update, read the referenced changelogs.\n","status":"published","published":"2017-10-24T05:50:58Z","modified":"2026-04-16T06:22:32.602926837Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"MGASA-2017-0386","title":"Updated kernel packages fix security vulnerabilities","description":"This kernel update is based on upstream 4.4.92 and fixes at least the\nfollowing security issues:\n\nA security flaw was discovered in nl80211_set_rekey_data() function in the\nLinux kernel since v3.1-rc1 through v4.13. This function does not check\nwhether the required attributes are present in a netlink request. This\nrequest can be issued by a user with CAP_NET_ADMIN privilege and may result\nin NULL dereference and a system crash (CVE-2017-12153).\n\nLinux kernel built with the KVM visualization support (CONFIG_KVM), with\nnested visualization (nVMX) feature enabled (nested=1), is vulnerable to a\ncrash due to disabled external interrupts. As L2 guest could acce s (r/w)\nhardware CR8 register of the host(L0). In a nested visualization setup,\nL2 guest user could use this flaw to potentially crash the host(L0)\nresulting in DoS (CVE-2017-12154).\n\nThe tcp_disconnect function in net/ipv4/tcp.c in the Linux kernel before\n4.12 allows local users to cause a denial of service (__tcp_select_window\ndivide-by-zero error and system crash) by triggering a disconnect within a\ncertain tcp_recvmsg code path (CVE-2017-14106).\n\nThe atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the\nLinux kernel through 4.12.10 does not initialize a certain data structure,\nwhich allows local users to obtain sensitive information from kernel stack\nmemory by reading locations associated with padding bytes (CVE-2017-14156).\n\nIt was found that the iscsi_if_rx() function in scsi_transport_iscsi.c in\nthe Linux kernel since v2.6.24-rc1 through 4.13.2 allows local users to\ncause a denial of service (a system panic) by making a number of certain\nsyscalls by leveraging incorrect length validation in the kernel code\n(CVE-2017-14489).\n\nThe sg_ioctl function in drivers/scsi/sg.c in the Linux kernel before 4.13.4\nallows local users to obtain sensitive information from uninitialized kernel\nheap-memory locations via an SG_GET_REQUEST_TABLE ioctl call for /dev/sg0\n(CVE-2017-14991).\n\nA reachable assertion failure flaw was found in the Linux kernel built with\nKVM virtualisation(CONFIG_KVM) support with Virtual Function I/O feature\n(CONFIG_VFIO) enabled. This failure could occur if a malicious guest device\nsent a virtual interrupt (guest IRQ) with a larger (\u003e1024) index value\n(CVE-2017-1000252).\n\nFor other upstream fixes in this update, read the referenced changelogs.\n","status":"published","published":"2017-10-24T20:09:45Z","modified":"2026-04-16T04:42:49.775794717Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"MGASA-2017-0387","title":"Updated kernel-linus packages fix security vulnerabilities","description":"This kernel-linus update is based on upstream 4.4.92 and fixes at least the\nfollowing security issues:\n\nA security flaw was discovered in nl80211_set_rekey_data() function in the\nLinux kernel since v3.1-rc1 through v4.13. This function does not check\nwhether the required attributes are present in a netlink request. This\nrequest can be issued by a user with CAP_NET_ADMIN privilege and may result\nin NULL dereference and a system crash (CVE-2017-12153).\n\nLinux kernel built with the KVM visualization support (CONFIG_KVM), with\nnested visualization (nVMX) feature enabled (nested=1), is vulnerable to a\ncrash due to disabled external interrupts. As L2 guest could acce s (r/w)\nhardware CR8 register of the host(L0). In a nested visualization setup,\nL2 guest user could use this flaw to potentially crash the host(L0)\nresulting in DoS (CVE-2017-12154).\n\nThe tcp_disconnect function in net/ipv4/tcp.c in the Linux kernel before\n4.12 allows local users to cause a denial of service (__tcp_select_window\ndivide-by-zero error and system crash) by triggering a disconnect within a\ncertain tcp_recvmsg code path (CVE-2017-14106).\n\nThe atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the\nLinux kernel through 4.12.10 does not initialize a certain data structure,\nwhich allows local users to obtain sensitive information from kernel stack\nmemory by reading locations associated with padding bytes (CVE-2017-14156).\n\nIt was found that the iscsi_if_rx() function in scsi_transport_iscsi.c in\nthe Linux kernel since v2.6.24-rc1 through 4.13.2 allows local users to\ncause a denial of service (a system panic) by making a number of certain\nsyscalls by leveraging incorrect length validation in the kernel code\n(CVE-2017-14489).\n\nThe sg_ioctl function in drivers/scsi/sg.c in the Linux kernel before 4.13.4\nallows local users to obtain sensitive information from uninitialized kernel\nheap-memory locations via an SG_GET_REQUEST_TABLE ioctl call for /dev/sg0\n(CVE-2017-14991).\n\nA reachable assertion failure flaw was found in the Linux kernel built with\nKVM virtualisation(CONFIG_KVM) support with Virtual Function I/O feature\n(CONFIG_VFIO) enabled. This failure could occur if a malicious guest device\nsent a virtual interrupt (guest IRQ) with a larger (\u003e1024) index value\n(CVE-2017-1000252).\n\nFor other upstream fixes in this update, read the referenced changelogs.\n","status":"published","published":"2017-10-24T20:09:45Z","modified":"2026-04-16T06:24:02.918339408Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"MGASA-2017-0388","title":"Updated kernel-tmb packages fix security vulnerabilities","description":"This kernel-tmb update is based on upstream 4.4.92 and fixes at least the\nfollowing security issues:\n\nA security flaw was discovered in nl80211_set_rekey_data() function in the\nLinux kernel since v3.1-rc1 through v4.13. This function does not check\nwhether the required attributes are present in a netlink request. This\nrequest can be issued by a user with CAP_NET_ADMIN privilege and may result\nin NULL dereference and a system crash (CVE-2017-12153).\n\nLinux kernel built with the KVM visualization support (CONFIG_KVM), with\nnested visualization (nVMX) feature enabled (nested=1), is vulnerable to a\ncrash due to disabled external interrupts. As L2 guest could acce s (r/w)\nhardware CR8 register of the host(L0). In a nested visualization setup,\nL2 guest user could use this flaw to potentially crash the host(L0)\nresulting in DoS (CVE-2017-12154).\n\nThe tcp_disconnect function in net/ipv4/tcp.c in the Linux kernel before\n4.12 allows local users to cause a denial of service (__tcp_select_window\ndivide-by-zero error and system crash) by triggering a disconnect within a\ncertain tcp_recvmsg code path (CVE-2017-14106).\n\nThe atyfb_ioctl function in drivers/video/fbdev/aty/atyfb_base.c in the\nLinux kernel through 4.12.10 does not initialize a certain data structure,\nwhich allows local users to obtain sensitive information from kernel stack\nmemory by reading locations associated with padding bytes (CVE-2017-14156).\n\nIt was found that the iscsi_if_rx() function in scsi_transport_iscsi.c in\nthe Linux kernel since v2.6.24-rc1 through 4.13.2 allows local users to\ncause a denial of service (a system panic) by making a number of certain\nsyscalls by leveraging incorrect length validation in the kernel code\n(CVE-2017-14489).\n\nThe sg_ioctl function in drivers/scsi/sg.c in the Linux kernel before 4.13.4\nallows local users to obtain sensitive information from uninitialized kernel\nheap-memory locations via an SG_GET_REQUEST_TABLE ioctl call for /dev/sg0\n(CVE-2017-14991).\n\nA reachable assertion failure flaw was found in the Linux kernel built with\nKVM virtualisation(CONFIG_KVM) support with Virtual Function I/O feature\n(CONFIG_VFIO) enabled. This failure could occur if a malicious guest device\nsent a virtual interrupt (guest IRQ) with a larger (\u003e1024) index value\n(CVE-2017-1000252).\n\nFor other upstream fixes in this update, read the referenced changelogs.\n","status":"published","published":"2017-10-24T20:09:45Z","modified":"2026-04-16T06:22:52.069951847Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"USN-3469-1","title":"linux, linux-aws, linux-gke, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities","description":"Anthony Perard discovered that the Xen virtual block driver did not\nproperly initialize some data structures before passing them to user space.\nA local attacker in a guest VM could use this to expose sensitive\ninformation from the host OS or other guest VMs. (CVE-2017-10911)\n\nBo Zhang discovered that the netlink wireless configuration interface in\nthe Linux kernel did not properly validate attributes when handling certain\nrequests. A local attacker with the CAP_NET_ADMIN could use this to cause a\ndenial of service (system crash). (CVE-2017-12153)\n\nIt was discovered that the nested KVM implementation in the Linux\nkernel in some situations did not properly prevent second level guests\nfrom reading and writing the hardware CR8 register. A local attacker\nin a guest could use this to cause a denial of service (system crash).\n\nIt was discovered that the key management subsystem in the Linux kernel\ndid not properly restrict key reads on negatively instantiated keys. A\nlocal attacker could use this to cause a denial of service (system crash).\n(CVE-2017-12192)\n\nIt was discovered that an integer overflow existed in the sysfs interface\nfor the QLogic 24xx+ series SCSI driver in the Linux kernel. A local\nprivileged attacker could use this to cause a denial of service (system\ncrash). (CVE-2017-14051)\n\nIt was discovered that the ATI Radeon framebuffer driver in the Linux\nkernel did not properly initialize a data structure returned to user space.\nA local attacker could use this to expose sensitive information (kernel\nmemory). (CVE-2017-14156)\n\nDave Chinner discovered that the XFS filesystem did not enforce that the\nrealtime inode flag was settable only on filesystems on a realtime device.\nA local attacker could use this to cause a denial of service (system\ncrash). (CVE-2017-14340)\n\nChunYu Wang discovered that the iSCSI transport implementation in the Linux\nkernel did not properly validate data structures. A local attacker could\nuse this to cause a denial of service (system crash). (CVE-2017-14489)\n\nIt was discovered that the generic SCSI driver in the Linux kernel did not\nproperly initialize data returned to user space in some situations. A local\nattacker could use this to expose sensitive information (kernel memory).\n(CVE-2017-14991)\n\nDmitry Vyukov discovered that the Floating Point Unit (fpu) subsystem in\nthe Linux kernel did not properly handle attempts to set reserved bits in a\ntask's extended state (xstate) area. A local attacker could use this to\ncause a denial of service (system crash). (CVE-2017-15537)\n\nPengfei Wang discovered that the Turtle Beach MultiSound audio device\ndriver in the Linux kernel contained race conditions when fetching\nfrom the ring-buffer. A local attacker could use this to cause a\ndenial of service (infinite loop). (CVE-2017-9984, CVE-2017-9985)\n","status":"published","published":"2017-10-31T10:25:13Z","modified":"2026-04-22T09:39:43.553459Z","updated_at":"2026-11-02T16:58:13.496563Z"},{"id":"USN-3469-2","title":"linux-lts-xenial vulnerabilities","description":"USN-3469-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04\nLTS. This update provides the corresponding updates for the Linux\nHardware Enablement (HWE) kernel from Ubuntu 16.04 LTS for Ubuntu\n14.04 LTS.\n\nAnthony Perard discovered that the Xen virtual block driver did not\nproperly initialize some data structures before passing them to user space.\nA local attacker in a guest VM could use this to expose sensitive\ninformation from the host OS or other guest VMs. (CVE-2017-10911)\n\nBo Zhang discovered that the netlink wireless configuration interface in\nthe Linux kernel did not properly validate attributes when handling certain\nrequests. A local attacker with the CAP_NET_ADMIN could use this to cause a\ndenial of service (system crash). (CVE-2017-12153)\n\nIt was discovered that the nested KVM implementation in the Linux\nkernel in some situations did not properly prevent second level guests\nfrom reading and writing the hardware CR8 register. A local attacker\nin a guest could use this to cause a denial of service (system crash).\n\nIt was discovered that the key management subsystem in the Linux kernel\ndid not properly restrict key reads on negatively instantiated keys. A\nlocal attacker could use this to cause a denial of service (system crash).\n(CVE-2017-12192)\n\nIt was discovered that an integer overflow existed in the sysfs interface\nfor the QLogic 24xx+ series SCSI driver in the Linux kernel. A local\nprivileged attacker could use this to cause a denial of service (system\ncrash). (CVE-2017-14051)\n\nIt was discovered that the ATI Radeon framebuffer driver in the Linux\nkernel did not properly initialize a data structure returned to user space.\nA local attacker could use this to expose sensitive information (kernel\nmemory). (CVE-2017-14156)\n\nDave Chinner discovered that the XFS filesystem did not enforce that the\nrealtime inode flag was settable only on filesystems on a realtime device.\nA local attacker could use this to cause a denial of service (system\ncrash). (CVE-2017-14340)\n\nChunYu Wang discovered that the iSCSI transport implementation in the Linux\nkernel did not properly validate data structures. A local attacker could\nuse this to cause a denial of service (system crash). (CVE-2017-14489)\n\nIt was discovered that the generic SCSI driver in the Linux kernel did not\nproperly initialize data returned to user space in some situations. A local\nattacker could use this to expose sensitive information (kernel memory).\n(CVE-2017-14991)\n\nDmitry Vyukov discovered that the Floating Point Unit (fpu) subsystem in\nthe Linux kernel did not properly handle attempts to set reserved bits in a\ntask's extended state (xstate) area. A local attacker could use this to\ncause a denial of service (system crash). (CVE-2017-15537)\n\nPengfei Wang discovered that the Turtle Beach MultiSound audio device\ndriver in the Linux kernel contained race conditions when fetching\nfrom the ring-buffer. A local attacker could use this to cause a\ndenial of service (infinite loop). (CVE-2017-9984, CVE-2017-9985)\n","status":"published","published":"2017-10-31T10:29:27Z","modified":"2026-02-10T04:41:14Z","updated_at":"2026-11-02T16:58:13.496563Z"},{"id":"USN-3583-1","title":"linux vulnerabilities","description":"It was discovered that an out-of-bounds write vulnerability existed in the\nFlash-Friendly File System (f2fs) in the Linux kernel. An attacker could\nconstruct a malicious file system that, when mounted, could cause a denial\nof service (system crash) or possibly execute arbitrary code.\n(CVE-2017-0750)\n\nIt was discovered that a race condition leading to a use-after-free\nvulnerability existed in the ALSA PCM subsystem of the Linux kernel. A\nlocal attacker could use this to cause a denial of service (system crash)\nor possibly execute arbitrary code. (CVE-2017-0861)\n\nIt was discovered that the KVM implementation in the Linux kernel allowed\npassthrough of the diagnostic I/O port 0x80. An attacker in a guest VM\ncould use this to cause a denial of service (system crash) in the host OS.\n(CVE-2017-1000407)\n\nBo Zhang discovered that the netlink wireless configuration interface in\nthe Linux kernel did not properly validate attributes when handling certain\nrequests. A local attacker with the CAP_NET_ADMIN could use this to cause a\ndenial of service (system crash). (CVE-2017-12153)\n\nVitaly Mayatskikh discovered that the SCSI subsystem in the Linux kernel\ndid not properly track reference counts when merging buffers. A local\nattacker could use this to cause a denial of service (memory exhaustion).\n(CVE-2017-12190)\n\nIt was discovered that the key management subsystem in the Linux kernel did\nnot properly restrict key reads on negatively instantiated keys. A local\nattacker could use this to cause a denial of service (system crash).\n(CVE-2017-12192)\n\nIt was discovered that an integer overflow existed in the sysfs interface\nfor the QLogic 24xx+ series SCSI driver in the Linux kernel. A local\nprivileged attacker could use this to cause a denial of service (system\ncrash). (CVE-2017-14051)\n\nOtto Ebeling discovered that the memory manager in the Linux kernel did not\nproperly check the effective UID in some situations. A local attacker could\nuse this to expose sensitive information. (CVE-2017-14140)\n\nIt was discovered that the ATI Radeon framebuffer driver in the Linux\nkernel did not properly initialize a data structure returned to user space.\nA local attacker could use this to expose sensitive information (kernel\nmemory). (CVE-2017-14156)\n\nChunYu Wang discovered that the iSCSI transport implementation in the Linux\nkernel did not properly validate data structures. A local attacker could\nuse this to cause a denial of service (system crash). (CVE-2017-14489)\n\nJames Patrick-Evans discovered a race condition in the LEGO USB Infrared\nTower driver in the Linux kernel. A physically proximate attacker could use\nthis to cause a denial of service (system crash) or possibly execute\narbitrary code. (CVE-2017-15102)\n\nChunYu Wang discovered that a use-after-free vulnerability existed in the\nSCTP protocol implementation in the Linux kernel. A local attacker could\nuse this to cause a denial of service (system crash) or possibly execute\narbitrary code, (CVE-2017-15115)\n\nIt was discovered that the key management subsystem in the Linux kernel did\nnot properly handle NULL payloads with non-zero length values. A local\nattacker could use this to cause a denial of service (system crash).\n(CVE-2017-15274)\n\nIt was discovered that the Bluebooth Network Encapsulation Protocol (BNEP)\nimplementation in the Linux kernel did not validate the type of socket\npassed in the BNEPCONNADD ioctl(). A local attacker with the CAP_NET_ADMIN\nprivilege could use this to cause a denial of service (system crash) or\npossibly execute arbitrary code. (CVE-2017-15868)\n\nAndrey Konovalov discovered a use-after-free vulnerability in the USB\nserial console driver in the Linux kernel. A physically proximate attacker\ncould use this to cause a denial of service (system crash) or possibly\nexecute arbitrary code. (CVE-2017-16525)\n\nIt was discovered that the netfilter passive OS fingerprinting (xt_osf)\nmodule did not properly perform access control checks. A local attacker\ncould improperly modify the system-wide OS fingerprint list.\n(CVE-2017-17450)\n\nIt was discovered that the HMAC implementation did not validate the state\nof the underlying cryptographic hash algorithm. A local attacker could use\nthis to cause a denial of service (system crash) or possibly execute\narbitrary code. (CVE-2017-17806)\n\nDenys Fedoryshchenko discovered a use-after-free vulnerability in the\nnetfilter xt_TCPMSS filter of the Linux kernel. A remote attacker could use\nthis to cause a denial of service (system crash). (CVE-2017-18017)\n\nGareth Evans discovered that the shm IPC subsystem in the Linux kernel did\nnot properly restrict mapping page zero. A local privileged attacker could\nuse this to execute arbitrary code. (CVE-2017-5669)\n\nIt was discovered that an integer overflow vulnerability existing in the\nIPv6 implementation in the Linux kernel. A local attacker could use this to\ncause a denial of service (infinite loop). (CVE-2017-7542)\n\nTommi Rantala and Brad Spengler discovered that the memory manager in the\nLinux kernel did not properly enforce the CONFIG_STRICT_DEVMEM protection\nmechanism. A local attacker with access to /dev/mem could use this to\nexpose sensitive information or possibly execute arbitrary code.\n(CVE-2017-7889)\n\nMohamed Ghannam discovered a use-after-free vulnerability in the DCCP\nprotocol implementation in the Linux kernel. A local attacker could use\nthis to cause a denial of service (system crash) or possibly execute\narbitrary code. (CVE-2017-8824)\n\nMohamed Ghannam discovered a null pointer dereference in the RDS (Reliable\nDatagram Sockets) protocol implementation of the Linux kernel. A local\nattacker could use this to cause a denial of service (system crash).\n(CVE-2018-5333)\n\n范龙飞 discovered that a race condition existed in loop block device\nimplementation in the Linux kernel. A local attacker could use this to\ncause a denial of service (system crash) or possibly execute arbitrary\ncode. (CVE-2018-5344)\n\nUSN-3524-1 mitigated CVE-2017-5754 (Meltdown) for the amd64\narchitecture in Ubuntu 14.04 LTS. This update provides the\ncorresponding mitigations for the ppc64el architecture. Original\nadvisory details:\n\n Jann Horn discovered that microprocessors utilizing speculative execution\n and indirect branch prediction may allow unauthorized memory reads via\n sidechannel attacks. This flaw is known as Meltdown. A local attacker could\n use this to expose sensitive information, including kernel memory.\n (CVE-2017-5754)\n\n","status":"published","published":"2018-02-23T09:14:24Z","modified":"2026-04-22T09:43:37.619348Z","updated_at":"2026-11-02T16:58:13.496563Z"}]}}