{"id":"CVE-2016-7995","aliases":["ALPINE-CVE-2016-7995","BELL-CVE-2016-7995","DEBIAN-CVE-2016-7995","EUVD-2016-8843","GHSA-hf2g-w2cp-45vf","SUSE-SU-2016:2879-1","SUSE-SU-2016:3083-1","openSUSE-SU-2024:11287-1"],"status":"published","title":"Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator)...","description":"Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) 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/cve/CVE-2018-12130","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-12207","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-15746","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-16872","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-17963","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-20123","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-20124","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-20125","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-20126","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-20191","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-20216","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-20815","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-3639","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-7858","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-03812","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-11135","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-12155","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-13164","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-14378","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-15890","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-6778","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-8934","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-9824","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-10702","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-10717","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-10761","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-11102","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-11869","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-13361","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-13362","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-13659","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-13800","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-14364","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-16092","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-1711","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-17380","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-1983","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-25085","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-25723","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-27821","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-29129","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-7039","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-8608","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-20181","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-20203","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-20221","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-20257","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-20263","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3416","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3527","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3544","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3545","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3546","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3582","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3607","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3608","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-3682","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2016-7995","description":"Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.","status":"published","published":"2016-12-10T00:00:00Z","modified":"2024-08-06T02:13:21.616Z","updated_at":"2026-11-02T14:33:36.483151Z"}],"euvd":[{"id":"EUVD-2016-8843","description":"Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.","status":"published","published":"2016-12-10T00:00:00Z","modified":"2024-08-06T02:13:21Z","updated_at":"2026-11-03T02:22:30.942601Z"}],"ghsa":[{"id":"GHSA-hf2g-w2cp-45vf","title":"Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator)...","description":"Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.","status":"published","published":"2022-05-13T01:14:35Z","modified":"2023-02-20T05:05:56Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-772"],"updated_at":"2026-11-02T14:54:11.398505Z"}],"nvd":[{"id":"CVE-2016-7995","description":"Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.","status":"published","published":"2016-12-10T00:59:22.763Z","modified":"2026-06-17T00:53:54.61Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":2.1,"vector":"AV:L/AC:L/Au:N/C:N/I:N/A:P","level":"low","assessor":"primary"}],"cwes":["CWE-772"],"updated_at":"2026-11-02T14:03:32.79141Z"}],"osv":[{"id":"ALPINE-CVE-2016-7995","description":"Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.","status":"published","published":"2016-12-10T00:59:22.763Z","modified":"2026-09-22T06:30:41.211804286Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:27:46.716249Z"},{"id":"BELL-CVE-2016-7995","title":"CVE-2016-7995 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:13:28.506261Z","modified":"2026-01-26T09:48:00.658851Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:14.137943Z"},{"id":"CVE-2016-7995","description":"Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.","status":"published","published":"2016-12-10T00:59:22.763Z","modified":"2026-10-24T10:30:22.278068546Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:03.171316Z"},{"id":"DEBIAN-CVE-2016-7995","description":"Memory leak in the ehci_process_itd function in hw/usb/hcd-ehci.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (memory consumption) via a large number of crafted buffer page select (PG) indexes.","status":"published","published":"2016-12-10T00:59:22.763Z","modified":"2026-09-22T07:02:35.115830865Z","cvss":[{"version":"3.1","score":6,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:27.910042Z"},{"id":"openSUSE-SU-2024:11287-1","title":"qemu-6.1.0-32.1 on GA media","description":"These are all security issues fixed in the qemu-6.1.0-32.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2025-05-07T18:08:57.481645Z","updated_at":"2026-11-02T16:58:34.894275Z"},{"id":"SUSE-SU-2016:2879-1","title":"Security update for qemu","description":"This update for qemu to version 2.6.2 fixes the several issues.\n\nThese security issues were fixed:\n- CVE-2016-7161: Heap-based buffer overflow in the .receive callback of xlnx.xps-ethernetlite in QEMU (aka Quick Emulator) allowed attackers to execute arbitrary code on the QEMU host via a large ethlite packet (bsc#1001151).\n- CVE-2016-7170: OOB stack memory access when processing svga command (bsc#998516).\n- CVE-2016-7466: xhci memory leakage during device unplug (bsc#1000345).\n- CVE-2016-7422: NULL pointer dereference in virtqueu_map_desc (bsc#1000346).\n- CVE-2016-7908: The mcf_fec_do_tx function in hw/net/mcf_fec.c did not properly limit the buffer descriptor count when transmitting packets, which allowed local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via vectors involving a buffer descriptor with a length of 0 and crafted values in bd.flags (bsc#1002550).\n- CVE-2016-7995: Memory leak in ehci_process_itd (bsc#1003612).\n- CVE-2016-8576: The xhci_ring_fetch function in hw/usb/hcd-xhci.c allowed local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by leveraging failure to limit the number of link Transfer Request Blocks (TRB) to process (bsc#1003878).\n- CVE-2016-8578: The v9fs_iov_vunmarshal function in fsdev/9p-iov-marshal.c allowed local guest OS administrators to cause a denial of service (NULL pointer dereference and QEMU process crash) by sending an empty string parameter to a 9P operation (bsc#1003894).\n- CVE-2016-9105: Memory leakage in v9fs_link (bsc#1007494).\n- CVE-2016-8577: Memory leak in the v9fs_read function in hw/9pfs/9p.c allowed local guest OS administrators to cause a denial of service (memory consumption) via vectors related to an I/O read operation (bsc#1003893).\n- CVE-2016-9106: Memory leakage in v9fs_write (bsc#1007495).\n- CVE-2016-8669: The serial_update_parameters function in hw/char/serial.c allowed local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via vectors involving a value of divider greater than baud base (bsc#1004707).\n- CVE-2016-7909: The pcnet_rdra_addr function in hw/net/pcnet.c allowed local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by setting the (1) receive or (2) transmit descriptor ring length to 0 (bsc#1002557).\n- CVE-2016-9101: eepro100 memory leakage whern unplugging a device (bsc#1007391).\n- CVE-2016-8668: The rocker_io_writel function in hw/net/rocker/rocker.c allowed local guest OS administrators to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging failure to limit DMA buffer size (bsc#1004706).\n- CVE-2016-8910: The rtl8139_cplus_transmit function in hw/net/rtl8139.c allowed local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) by leveraging failure to limit the ring descriptor count (bsc#1006538).\n- CVE-2016-8909: The intel_hda_xfer function in hw/audio/intel-hda.c allowed local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) via an entry with the same value for buffer length and pointer position (bsc#1006536).\n- CVE-2016-7994: Memory leak in virtio_gpu_resource_create_2d (bsc#1003613).\n- CVE-2016-9104: Integer overflow leading to OOB access in 9pfs (bsc#1007493).\n- CVE-2016-8667: The rc4030_write function in hw/dma/rc4030.c allowed local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via a large interval timer reload value (bsc#1004702).\n- CVE-2016-7907: The pcnet_rdra_addr function in hw/net/pcnet.c allowed local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by setting the (1) receive or (2) transmit descriptor ring length to 0 (bsc#1002549).\n\nThese non-security issues were fixed:\n- Change kvm-supported.txt to be per-architecture documentation, stored in the\n  package documentation directory of each per-arch package (bsc#1005353).\n- Update support doc to include current ARM64 (AArch64) support stance (bsc#1005374).\n- Fix migration failure when snapshot also has been done (bsc#1008148).\n- Change package post script udevadm trigger calls to be device specific (bsc#1002116).\n- Add qmp-commands.txt documentation file back in. It was inadvertently dropped.\n- Add an x86 cpu option (l3-cache) to specify that an L3 cache is present and\n  another option (cpuid-0xb) to enable the cpuid 0xb leaf (bsc#1007769).\n\nFor Leap 42.2 this update also enabled the smartcard support (bsc#1007263).\n","status":"published","published":"2016-11-22T14:26:40Z","modified":"2026-02-04T04:14:51.939445Z","updated_at":"2026-11-02T15:53:43.438985Z"},{"id":"SUSE-SU-2016:3083-1","title":"Security update for xen","description":"\nThis update for xen to version 4.5.5 fixes several issues.\n\nThese security issues were fixed:\n\n- CVE-2016-9637: ioport array overflow allowing a malicious guest administrator can escalate their privilege to that of the host (bsc#1011652)\n- CVE-2016-9386: x86 null segments were not always treated as unusable allowing an unprivileged guest user program to elevate its privilege to that of the guest operating system. Exploit of this vulnerability is easy on Intel and more complicated on AMD (bsc#1009100)\n- CVE-2016-9382: x86 task switch to VM86 mode was mis-handled, allowing a unprivileged guest process to escalate its privilege to that of the guest operating system on AMD hardware. On Intel hardware a malicious unprivileged guest process can crash the guest (bsc#1009103)\n- CVE-2016-9385: x86 segment base write emulation lacked canonical address checks, allowing a malicious guest administrator to crash the host (bsc#1009104)\n- CVE-2016-9383: The x86 64-bit bit test instruction emulation was broken, allowing a guest to modify arbitrary memory leading to arbitray code execution (bsc#1009107)\n- CVE-2016-9378: x86 software interrupt injection was mis-handled, allowing an unprivileged guest user to crash the guest (bsc#1009108)\n- CVE-2016-9377: x86 software interrupt injection was mis-handled, allowing an unprivileged guest user to crash the guest (bsc#1009108)\n- CVE-2016-9381: Improper processing of shared rings allowing guest administrators take over the qemu process, elevating their privilege to that of the qemu process (bsc#1009109)\n- CVE-2016-9380: Delimiter injection vulnerabilities in pygrub allowed  guest administrators to obtain the contents of sensitive host files or delete the files (bsc#1009111)\n- CVE-2016-9379: Delimiter injection vulnerabilities in pygrub allowed guest administrators to obtain the contents of sensitive host files or delete the files (bsc#1009111)\n- CVE-2016-7777: Xen did not properly honor CR0.TS and CR0.EM, which allowed local x86 HVM guest OS users to read or modify FPU, MMX, or XMM register state information belonging to arbitrary tasks on the guest by modifying an instruction while the hypervisor is preparing to emulate it (bsc#1000106)\n- CVE-2016-8910: The rtl8139_cplus_transmit function in hw/net/rtl8139.c allowed local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) by leveraging failure to limit the ring descriptor count (bsc#1007157)\n- CVE-2016-8909: The intel_hda_xfer function in hw/audio/intel-hda.c allowed local guest OS administrators to cause a denial of service (infinite loop and CPU consumption) via an entry with the same value for buffer length and pointer position (bsc#1007160).\n- CVE-2016-8667: The rc4030_write function in hw/dma/rc4030.c in allowed local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via a large interval timer reload value (bsc#1005004)\n- CVE-2016-8669: The serial_update_parameters function in hw/char/serial.c allowed local guest OS administrators to cause a denial of service (divide-by-zero error and QEMU process crash) via vectors involving a value of divider greater than baud base (bsc#1005005)\n- CVE-2016-7995: A memory leak in ehci_process_itd allowed a privileged user inside guest to DoS the host (bsc#1003870).\n- CVE-2016-8576: The xhci_ring_fetch function in hw/usb/hcd-xhci.c allowed local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by leveraging failure to limit the number of link Transfer Request Blocks (TRB) to process (bsc#1004016).\n- CVE-2016-7908: The mcf_fec_do_tx function in hw/net/mcf_fec.c did not properly limit the buffer descriptor count when transmitting packets, which allowed local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) via vectors involving a buffer descriptor with a length of 0 and crafted values in bd.flags (bsc#1003030)\n- CVE-2016-7909: The pcnet_rdra_addr function in hw/net/pcnet.c allowed local guest OS administrators to cause a denial of service (infinite loop and QEMU process crash) by setting the (1) receive or (2) transmit descriptor ring length to 0 (bsc#1003032)\n","status":"published","published":"2016-12-12T08:36:28Z","modified":"2025-05-02T04:05:32.609498Z","updated_at":"2026-11-02T15:53:43.438985Z"}]}}