CVSS: 9.8EPSS: 5%CPEs: 12EXPL: 0CVE-2017-9214 – openvswitch: Integer underflow in the ofputil_pull_queue_get_config_reply10 function
https://notcve.org/view.php?id=CVE-2017-9214
23 May 2017 — In Open vSwitch (OvS) 2.7.0, while parsing an OFPT_QUEUE_GET_CONFIG_REPLY type OFP 1.0 message, there is a buffer over-read that is caused by an unsigned integer underflow in the function `ofputil_pull_queue_get_config_reply10` in `lib/ofp-util.c`. En Open vSwitch (OvS) versión 2.7.0, mientras analiza un mensaje OFPT_QUEUE_GET_CONFIG_REPLY tipo OFP versión 1.0, se presenta una lectura excesiva búfer causada por un desbordamiento de enteros sin signo en la función “ofputil_pull_queue_get_config_reply10” en l... • https://access.redhat.com/errata/RHSA-2017:2418 • CWE-190: Integer Overflow or Wraparound CWE-191: Integer Underflow (Wrap or Wraparound) •
CVSS: 7.4EPSS: 0%CPEs: 17EXPL: 0CVE-2017-1000407 – Kernel: KVM: DoS via write flood to I/O port 0x80
https://notcve.org/view.php?id=CVE-2017-1000407
03 Apr 2017 — The Linux Kernel 2.6.32 and later are affected by a denial of service, by flooding the diagnostic port 0x80 an exception can be triggered leading to a kernel panic. El kernel de Linux en versiones 2.6.32 y posteriores se ha visto afectado por una denegación de servicio (DoS): al inundar el puerto de diagnóstico 0x80 puede ocurrir una excepción que conduce a una situación de pánico del kernel. Linux kernel Virtualization Module (CONFIG_KVM) for the Intel processor family (CONFIG_KVM_INTEL) is vulnerable to a... • http://www.openwall.com/lists/oss-security/2017/12/04/2 • CWE-248: Uncaught Exception CWE-754: Improper Check for Unusual or Exceptional Conditions •
CVSS: 7.8EPSS: 0%CPEs: 9EXPL: 0CVE-2018-5344 – kernel: drivers/block/loop.c mishandles lo_release serialization allowing denial-of-service
https://notcve.org/view.php?id=CVE-2018-5344
03 Apr 2017 — In the Linux kernel through 4.14.13, drivers/block/loop.c mishandles lo_release serialization, which allows attackers to cause a denial of service (__lock_acquire use-after-free) or possibly have unspecified other impact. En el kernel de Linux hasta la versión 4.14.13, drivers/block/loop.c gestiona de manera incorrecta la serialización de lo_release, lo que permite que atacantes provoquen una denegación de servicio (uso de memoria previamente liberada de __lock_acquire) o, posiblemente, otro impacto sin esp... • http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ae6650163c66a7eff1acd6eb8b0f752dcfa8eba5 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') CWE-416: Use After Free •
CVSS: 9.8EPSS: 0%CPEs: 20EXPL: 0CVE-2018-6485 – glibc: Integer overflow in posix_memalign in memalign functions
https://notcve.org/view.php?id=CVE-2018-6485
03 Apr 2017 — An integer overflow in the implementation of the posix_memalign in memalign functions in the GNU C Library (aka glibc or libc6) 2.26 and earlier could cause these functions to return a pointer to a heap area that is too small, potentially leading to heap corruption. Un desbordamiento de enteros en la implementación de posix_memalign en las funciones memalign en GNU C Library (también conocido como glibc o libc6) en versiones 2.26 y anteriores podría provocar que estas funciones devuelvan un puntero a un áre... • http://bugs.debian.org/878159 • CWE-190: Integer Overflow or Wraparound CWE-787: Out-of-bounds Write •
CVSS: 7.8EPSS: 45%CPEs: 12EXPL: 6CVE-2018-1000001 – glibc - 'realpath()' Privilege Escalation
https://notcve.org/view.php?id=CVE-2018-1000001
03 Apr 2017 — In glibc 2.26 and earlier there is confusion in the usage of getcwd() by realpath() which can be used to write before the destination buffer leading to a buffer underflow and potential code execution. En glibc 2.26 y anteriores existe una confusión en el uso de getcwd() por realpath(), que puede emplearse para escribir antes del búfer de destino. Esto conduce a un subdesbordamiento de búfer y a una potencial ejecución de código. It was discovered that the GNU C library did not properly handle all of the pos... • https://packetstorm.news/files/id/148173 • CWE-122: Heap-based Buffer Overflow CWE-787: Out-of-bounds Write •
CVSS: 5.5EPSS: 0%CPEs: 10EXPL: 0CVE-2017-5973 – Qemu: usb: infinite loop while doing control transfer in xhci_kick_epctx
https://notcve.org/view.php?id=CVE-2017-5973
27 Mar 2017 — The xhci_kick_epctx function in hw/usb/hcd-xhci.c in QEMU (aka Quick Emulator) allows local guest OS privileged users to cause a denial of service (infinite loop and QEMU process crash) via vectors related to control transfer descriptor sequence. La función xhci_kick_epctx en hw/usb/hcd-xhci.c en QEMU (también conocido como Quick Emulator) permite a usuarios locales privilegiados del SO invitado provocar una denegación de servicio (bucle infinito y caída del proceso QEMU) a través de vectores relacionados c... • http://git.qemu-project.org/?p=qemu.git%3Ba=commit%3Bh=f89b60f6e5fee3923bedf80e82b4e5efc1bb156b • CWE-835: Loop with Unreachable Exit Condition ('Infinite Loop') •
CVSS: 6.5EPSS: 0%CPEs: 13EXPL: 0CVE-2016-9921 – Qemu: display: cirrus_vga: a divide by zero in cirrus_do_copy
https://notcve.org/view.php?id=CVE-2016-9921
23 Dec 2016 — Quick emulator (Qemu) built with the Cirrus CLGD 54xx VGA Emulator support is vulnerable to a divide by zero issue. It could occur while copying VGA data when cirrus graphics mode was set to be VGA. A privileged user inside guest could use this flaw to crash the Qemu process instance on the host, resulting in DoS. Quick emulator (Qemu) construido con el soporte Cirrus CLGD 54xx VGA Emulator es vulnerable a un problema de división por cero. Podría ocurrir mientras se copian datos VGA cuando el modo de gráfic... • http://www.openwall.com/lists/oss-security/2016/12/09/1 • CWE-369: Divide By Zero •
CVSS: 6.5EPSS: 0%CPEs: 10EXPL: 0CVE-2016-9907 – Qemu: usb: redirector: memory leakage when destroying redirector
https://notcve.org/view.php?id=CVE-2016-9907
23 Dec 2016 — Quick Emulator (Qemu) built with the USB redirector usb-guest support is vulnerable to a memory leakage flaw. It could occur while destroying the USB redirector in 'usbredir_handle_destroy'. A guest user/process could use this issue to leak host memory, resulting in DoS for a host. Quick Emulator (Qemu) construido con el soporte del USB redirector usb-guest es vulnerable a una falla de fuga de memoria. Podría ocurrir mientras se destruye el redirector USB en 'usbredir_handle_destroy'. • http://www.openwall.com/lists/oss-security/2016/12/08/3 • CWE-244: Improper Clearing of Heap Memory Before Release ('Heap Inspection') CWE-772: Missing Release of Resource after Effective Lifetime •
CVSS: 6.5EPSS: 0%CPEs: 10EXPL: 0CVE-2016-9911 – Qemu: usb: ehci: memory leakage in ehci_init_transfer
https://notcve.org/view.php?id=CVE-2016-9911
23 Dec 2016 — Quick Emulator (Qemu) built with the USB EHCI Emulation support is vulnerable to a memory leakage issue. It could occur while processing packet data in 'ehci_init_transfer'. A guest user/process could use this issue to leak host memory, resulting in DoS for a host. Quick Emulator (Qemu) construido con el soporte USB EHCI Emulation es vulnerable a un problema de fuga de memoria. Podría ocurrir mientras se procesan paquetes de datos en 'ehci_init_transfer'. • http://www.openwall.com/lists/oss-security/2016/12/08/5 • CWE-244: Improper Clearing of Heap Memory Before Release ('Heap Inspection') CWE-772: Missing Release of Resource after Effective Lifetime •
CVSS: 6.0EPSS: 0%CPEs: 4EXPL: 0CVE-2016-6835 – Qemu: net: vmxnet: buffer overflow in vmxnet_tx_pkt_parse_headers() in vmxnet3 device emulation
https://notcve.org/view.php?id=CVE-2016-6835
10 Nov 2016 — The vmxnet_tx_pkt_parse_headers function in hw/net/vmxnet_tx_pkt.c in QEMU (aka Quick Emulator) allows local guest OS administrators to cause a denial of service (buffer over-read) by leveraging failure to check IP header length. La función vmxnet_tx_pkt_parse_headers en hw/net/vmxnet_tx_pkt.c en QEMU (también conocido como Quick Emulator) permite a administradores locales del SO invitado provocar una denegación de servicio (sobre lectura del búfer) aprovechando el fallo para comprobar la longitud del encab... • http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=93060258ae748573ca7197204125a2670047896d • CWE-122: Heap-based Buffer Overflow •