The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2931-1 advisory.

    Ben Hawkes discovered that the Linux netfilter implementation did not correctly perform validation when     handling IPT_SO_SET_REPLACE events. A local unprivileged attacker could use this to cause a denial of     service (system crash) or possibly execute arbitrary code with administrative privileges. (CVE-2016-3134)

    It was discovered that the Linux kernel did not properly enforce rlimits for file descriptors sent over     UNIX domain sockets. A local attacker could use this to cause a denial of service. (CVE-2013-4312)

    It was discovered that a race condition existed when handling heartbeat- timeout events in the SCTP     implementation of the Linux kernel. A remote attacker could use this to cause a denial of service.
    (CVE-2015-8767)

    Andy Lutomirski discovered a race condition in the Linux kernel's translation lookaside buffer (TLB)     handling of flush events. A local attacker could use this to cause a denial of service or possibly leak     sensitive information. (CVE-2016-2069)

    Andrey Konovalov discovered that the ALSA USB MIDI driver incorrectly performed a double-free. A local     attacker with physical access could use this to cause a denial of service (system crash) or possibly     execute arbitrary code with administrative privileges. (CVE-2016-2384)

    Dmitry Vyukov discovered that the Advanced Linux Sound Architecture (ALSA) framework did not verify that a     FIFO was attached to a client before attempting to clear it. A local attacker could use this to cause a     denial of service (system crash). (CVE-2016-2543)

    Dmitry Vyukov discovered that a race condition existed in the Advanced Linux Sound Architecture (ALSA)     framework between timer setup and closing of the client, resulting in a use-after-free. A local attacker     could use this to cause a denial of service. (CVE-2016-2544)

    Dmitry Vyukov discovered a race condition in the timer handling implementation of the Advanced Linux Sound     Architecture (ALSA) framework, resulting in a use-after-free. A local attacker could use this to cause a     denial of service (system crash). (CVE-2016-2545)

    Dmitry Vyukov discovered race conditions in the Advanced Linux Sound Architecture (ALSA) framework's timer     ioctls leading to a use-after-free. A local attacker could use this to cause a denial of service (system     crash) or possibly execute arbitrary code. (CVE-2016-2546)

    Dmitry Vyukov discovered that the Advanced Linux Sound Architecture (ALSA) framework's handling of high     resolution timers did not properly manage its data structures. A local attacker could use this to cause a     denial of service (system hang or crash) or possibly execute arbitrary code. (CVE-2016-2547,     CVE-2016-2548)

    Dmitry Vyukov discovered that the Advanced Linux Sound Architecture (ALSA) framework's handling of high     resolution timers could lead to a deadlock condition. A local attacker could use this to cause a denial of     service (system hang). (CVE-2016-2549)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-2932-1 advisory.

    Ben Hawkes discovered that the Linux netfilter implementation did not correctly perform validation when     handling IPT_SO_SET_REPLACE events. A local unprivileged attacker could use this to cause a denial of     service (system crash) or possibly execute arbitrary code with administrative privileges. (CVE-2016-3134)

    It was discovered that the Linux kernel did not properly enforce rlimits for file descriptors sent over     UNIX domain sockets. A local attacker could use this to cause a denial of service. (CVE-2013-4312)

    Ralf Spenneberg discovered that the USB driver for Clie devices in the Linux kernel did not properly     validate the endpoints reported by the device. An attacker with physical access could cause a denial of     service (system crash). (CVE-2015-7566)

    Ralf Spenneberg discovered that the usbvision driver in the Linux kernel did not properly validate the     interfaces and endpoints reported by the device. An attacker with physical access could cause a denial of     service (system crash). (CVE-2015-7833)

    It was discovered that a race condition existed when handling heartbeat- timeout events in the SCTP     implementation of the Linux kernel. A remote attacker could use this to cause a denial of service.
    (CVE-2015-8767)

    It was discovered that a race condition existed in the ioctl handler for the TTY driver in the Linux     kernel. A local attacker could use this to cause a denial of service (system crash) or expose sensitive     information. (CVE-2016-0723)

    Andy Lutomirski discovered a race condition in the Linux kernel's translation lookaside buffer (TLB)     handling of flush events. A local attacker could use this to cause a denial of service or possibly leak     sensitive information. (CVE-2016-2069)

    Andrey Konovalov discovered that the ALSA USB MIDI driver incorrectly performed a double-free. A local     attacker with physical access could use this to cause a denial of service (system crash) or possibly     execute arbitrary code with administrative privileges. (CVE-2016-2384)

    Dmitry Vyukov discovered that the Advanced Linux Sound Architecture (ALSA) framework did not verify that a     FIFO was attached to a client before attempting to clear it. A local attacker could use this to cause a     denial of service (system crash). (CVE-2016-2543)

    Dmitry Vyukov discovered that a race condition existed in the Advanced Linux Sound Architecture (ALSA)     framework between timer setup and closing of the client, resulting in a use-after-free. A local attacker     could use this to cause a denial of service. (CVE-2016-2544)

    Dmitry Vyukov discovered a race condition in the timer handling implementation of the Advanced Linux Sound     Architecture (ALSA) framework, resulting in a use-after-free. A local attacker could use this to cause a     denial of service (system crash). (CVE-2016-2545)

    Dmitry Vyukov discovered race conditions in the Advanced Linux Sound Architecture (ALSA) framework's timer     ioctls leading to a use-after-free. A local attacker could use this to cause a denial of service (system     crash) or possibly execute arbitrary code. (CVE-2016-2546)

    Dmitry Vyukov discovered that the Advanced Linux Sound Architecture (ALSA) framework's handling of high     resolution timers did not properly manage its data structures. A local attacker could use this to cause a     denial of service (system hang or crash) or possibly execute arbitrary code. (CVE-2016-2547,     CVE-2016-2548)

    Dmitry Vyukov discovered that the Advanced Linux Sound Architecture (ALSA) framework's handling of high     resolution timers could lead to a deadlock condition. A local attacker could use this to cause a denial of     service (system hang). (CVE-2016-2549)

    Ralf Spenneberg discovered that the USB driver for Treo devices in the Linux kernel did not properly     validate the endpoints reported by the device. An attacker with physical access could cause a denial of     service (system crash). (CVE-2016-2782)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The SUSE Linux Enterprise 11 SP2 kernel was updated to receive various security and bug fixes. The following security bugs were fixed :

  - CVE-2016-4486: Fixed 4 byte information leak in     net/core/rtnetlink.c (bsc#978822).

  - CVE-2016-3134: The netfilter subsystem in the Linux     kernel did not validate certain offset fields, which     allowed local users to gain privileges or cause a denial     of service (heap memory corruption) via an     IPT_SO_SET_REPLACE setsockopt call (bnc#971126).

  - CVE-2016-2847: fs/pipe.c in the Linux kernel did not     limit the amount of unread data in pipes, which allowed     local users to cause a denial of service (memory     consumption) by creating many pipes with non-default     sizes (bnc#970948).

  - CVE-2016-2188: The iowarrior_probe function in     drivers/usb/misc/iowarrior.c in the Linux kernel allowed     physically proximate attackers to cause a denial of     service (NULL pointer dereference and system crash) via     a crafted endpoints value in a USB device descriptor     (bnc#970956).

  - CVE-2016-3138: The acm_probe function in     drivers/usb/class/cdc-acm.c in the Linux kernel allowed     physically proximate attackers to cause a denial of     service (NULL pointer dereference and system crash) via     a USB device without both a control and a data endpoint     descriptor (bnc#970911).

  - CVE-2016-3137: drivers/usb/serial/cypress_m8.c in the     Linux kernel allowed physically proximate attackers to     cause a denial of service (NULL pointer dereference and     system crash) via a USB device without both an     interrupt-in and an interrupt-out endpoint descriptor,     related to the cypress_generic_port_probe and     cypress_open functions (bnc#970970).

  - CVE-2016-3140: The digi_port_init function in     drivers/usb/serial/digi_acceleport.c in the Linux kernel     allowed physically proximate attackers to cause a denial     of service (NULL pointer dereference and system crash)     via a crafted endpoints value in a USB device descriptor     (bnc#970892).

  - CVE-2016-2186: The powermate_probe function in     drivers/input/misc/powermate.c in the Linux kernel     allowed physically proximate attackers to cause a denial     of service (NULL pointer dereference and system crash)     via a crafted endpoints value in a USB device descriptor     (bnc#970958).

  - CVE-2016-2185: The ati_remote2_probe function in     drivers/input/misc/ati_remote2.c in the Linux kernel     allowed physically proximate attackers to cause a denial     of service (NULL pointer dereference and system crash)     via a crafted endpoints value in a USB device descriptor     (bnc#971124).

  - CVE-2016-3156: The IPv4 implementation in the Linux     kernel mishandles destruction of device objects, which     allowed guest OS users to cause a denial of service     (host OS networking outage) by arranging for a large     number of IP addresses (bnc#971360).

  - CVE-2016-2184: The create_fixed_stream_quirk function in     sound/usb/quirks.c in the snd-usb-audio driver in the     Linux kernel allowed physically proximate attackers to     cause a denial of service (NULL pointer dereference or     double free, and system crash) via a crafted endpoints     value in a USB device descriptor (bnc#971125).

  - CVE-2016-3139: The wacom_probe function in     drivers/input/tablet/wacom_sys.c in the Linux kernel     allowed physically proximate attackers to cause a denial     of service (NULL pointer dereference and system crash)     via a crafted endpoints value in a USB device descriptor     (bnc#970909).

  - CVE-2016-2143: The fork implementation in the Linux     kernel on s390 platforms mishandled the case of four     page-table levels, which allowed local users to cause a     denial of service (system crash) or possibly have     unspecified other impact via a crafted application,     related to arch/s390/include/asm/mmu_context.h and     arch/s390/include/asm/pgalloc.h (bnc#970504).

  - CVE-2016-2782: The treo_attach function in     drivers/usb/serial/visor.c in the Linux kernel allowed     physically proximate attackers to cause a denial of     service (NULL pointer dereference and system crash) or     possibly have unspecified other impact by inserting a     USB device that lacks a (1) bulk-in or (2) interrupt-in     endpoint (bnc#968670).

  - CVE-2015-8816: The hub_activate function in     drivers/usb/core/hub.c in the Linux kernel did not     properly maintain a hub-interface data structure, which     allowed physically proximate attackers to cause a denial     of service (invalid memory access and system crash) or     possibly have unspecified other impact by unplugging a     USB hub device (bnc#968010).

  - CVE-2015-7566: The clie_5_attach function in     drivers/usb/serial/visor.c in the Linux kernel allowed     physically proximate attackers to cause a denial of     service (NULL pointer dereference and system crash) or     possibly have unspecified other impact by inserting a     USB device that lacks a bulk-out endpoint (bnc#961512).

  - CVE-2016-2549: sound/core/hrtimer.c in the Linux kernel     did not prevent recursive callback access, which allowed     local users to cause a denial of service (deadlock) via     a crafted ioctl call (bnc#968013).

  - CVE-2016-2547: sound/core/timer.c in the Linux kernel     employed a locking approach that did not consider slave     timer instances, which allowed local users to cause a     denial of service (race condition, use-after-free, and     system crash) via a crafted ioctl call (bnc#968011).

  - CVE-2016-2548: sound/core/timer.c in the Linux kernel     retained certain linked lists after a close or stop     action, which allowed local users to cause a denial of     service (system crash) via a crafted ioctl call, related     to the (1) snd_timer_close and (2) _snd_timer_stop     functions (bnc#968012).

  - CVE-2016-2546: sound/core/timer.c in the Linux kernel     used an incorrect type of mutex, which allowed local     users to cause a denial of service (race condition,     use-after-free, and system crash) via a crafted ioctl     call (bnc#967975).

  - CVE-2016-2545: The snd_timer_interrupt function in     sound/core/timer.c in the Linux kernel did not properly     maintain a certain linked list, which allowed local     users to cause a denial of service (race condition and     system crash) via a crafted ioctl call (bnc#967974).

  - CVE-2016-2544: Race condition in the queue_delete     function in sound/core/seq/seq_queue.c in the Linux     kernel allowed local users to cause a denial of service     (use-after-free and system crash) by making an ioctl     call at a certain time (bnc#967973).

  - CVE-2016-2543: The snd_seq_ioctl_remove_events function     in sound/core/seq/seq_clientmgr.c in the Linux kernel     did not verify FIFO assignment before proceeding with     FIFO clearing, which allowed local users to cause a     denial of service (NULL pointer dereference and OOPS)     via a crafted ioctl call (bnc#967972).

  - CVE-2016-2384: Double free vulnerability in the     snd_usbmidi_create function in sound/usb/midi.c in the     Linux kernel allowed physically proximate attackers to     cause a denial of service (panic) or possibly have     unspecified other impact via vectors involving an     invalid USB descriptor (bnc#966693).

  - CVE-2015-8812: drivers/infiniband/hw/cxgb3/iwch_cm.c in     the Linux kernel did not properly identify error     conditions, which allowed remote attackers to execute     arbitrary code or cause a denial of service     (use-after-free) via crafted packets (bnc#966437).

  - CVE-2015-8785: The fuse_fill_write_pages function in     fs/fuse/file.c in the Linux kernel allowed local users     to cause a denial of service (infinite loop) via a     writev system call that triggers a zero length for the     first segment of an iov (bnc#963765).

  - CVE-2016-2069: Race condition in arch/x86/mm/tlb.c in     the Linux kernel .4.1 allowed local users to gain     privileges by triggering access to a paging structure by     a different CPU (bnc#963767).

  - CVE-2016-0723: Race condition in the tty_ioctl function     in drivers/tty/tty_io.c in the Linux kernel allowed     local users to obtain sensitive information from kernel     memory or cause a denial of service (use-after-free and     system crash) by making a TIOCGETD ioctl call during     processing of a TIOCSETD ioctl call (bnc#961500).

  - CVE-2013-7446: Use-after-free vulnerability in     net/unix/af_unix.c in the Linux kernel allowed local     users to bypass intended AF_UNIX socket permissions or     cause a denial of service (panic) via crafted epoll_ctl     calls (bnc#955654).

  - CVE-2015-8767: net/sctp/sm_sideeffect.c in the Linux     kernel did not properly manage the relationship between     a lock and a socket, which allowed local users to cause     a denial of service (deadlock) via a crafted sctp_accept     call (bnc#961509).

  - CVE-2015-7515: The aiptek_probe function in     drivers/input/tablet/aiptek.c in the Linux kernel     allowed physically proximate attackers to cause a denial     of service (NULL pointer dereference and system crash)     via a crafted USB device that lacks endpoints     (bnc#956708).

  - CVE-2015-8215: net/ipv6/addrconf.c in the IPv6 stack in     the Linux kernel did not validate attempted changes to     the MTU value, which allowed context-dependent attackers     to cause a denial of service (packet loss) via a value     that is (1) smaller than the minimum compliant value or     (2) larger than the MTU of an interface, as demonstrated     by a Router Advertisement (RA) message that is not     validated by a daemon, a different vulnerability than     CVE-2015-0272 (bnc#955354).

  - CVE-2015-7550: The keyctl_read_key function in     security/keys/keyctl.c in the Linux kernel did not     properly use a semaphore, which allowed local users to     cause a denial of service (NULL pointer dereference and     system crash) or possibly have unspecified other impact     via a crafted application that leverages a race     condition between keyctl_revoke and keyctl_read calls     (bnc#958951).

  - CVE-2015-8569: The (1) pptp_bind and (2) pptp_connect     functions in drivers/net/ppp/pptp.c in the Linux kernel     did not verify an address length, which allowed local     users to obtain sensitive information from kernel memory     and bypass the KASLR protection mechanism via a crafted     application (bnc#959190).

  - CVE-2015-8575: The sco_sock_bind function in     net/bluetooth/sco.c in the Linux kernel did not verify     an address length, which allowed local users to obtain     sensitive information from kernel memory and bypass the     KASLR protection mechanism via a crafted application     (bnc#959399).

  - CVE-2015-8543: The networking implementation in the     Linux kernel did not validate protocol identifiers for     certain protocol families, which allowed local users to     cause a denial of service (NULL function pointer     dereference and system crash) or possibly gain     privileges by leveraging CLONE_NEWUSER support to     execute a crafted SOCK_RAW application (bnc#958886).

  - CVE-2015-8539: The KEYS subsystem in the Linux kernel     allowed local users to gain privileges or cause a denial     of service (BUG) via crafted keyctl commands that     negatively instantiate a key, related to     security/keys/encrypted-keys/encrypted.c,     security/keys/trusted.c, and     security/keys/user_defined.c (bnc#958463).

  - CVE-2015-7509: fs/ext4/namei.c in the Linux kernel     allowed physically proximate attackers to cause a denial     of service (system crash) via a crafted no-journal     filesystem, a related issue to CVE-2013-2015     (bnc#956709).

  - CVE-2015-7799: The slhc_init function in     drivers/net/slip/slhc.c in the Linux kernel did not     ensure that certain slot numbers are valid, which     allowed local users to cause a denial of service (NULL     pointer dereference and system crash) via a crafted     PPPIOCSMAXCID ioctl call (bnc#949936).

  - CVE-2015-8104: The KVM subsystem in the Linux kernel     allowed guest OS users to cause a denial of service     (host OS panic or hang) by triggering many #DB (aka     Debug) exceptions, related to svm.c (bnc#954404).

  - CVE-2015-5307: The KVM subsystem in the Linux kernel     allowed guest OS users to cause a denial of service     (host OS panic or hang) by triggering many #AC (aka     Alignment Check) exceptions, related to svm.c and vmx.c     (bnc#953527).

  - CVE-2015-7990: Race condition in the rds_sendmsg     function in net/rds/sendmsg.c in the Linux kernel     allowed local users to cause a denial of service (NULL     pointer dereference and system crash) or possibly have     unspecified other impact by using a socket that was not     properly bound (bnc#952384).

  - CVE-2015-7872: The key_gc_unused_keys function in     security/keys/gc.c in the Linux kernel allowed local     users to cause a denial of service (OOPS) via crafted     keyctl commands (bnc#951440).

  - CVE-2015-6937: The __rds_conn_create function in     net/rds/connection.c in the Linux kernel allowed local     users to cause a denial of service (NULL pointer     dereference and system crash) or possibly have     unspecified other impact by using a socket that was not     properly bound (bnc#945825).

  - CVE-2015-6252: The vhost_dev_ioctl function in     drivers/vhost/vhost.c in the Linux kernel allowed local     users to cause a denial of service (memory consumption)     via a VHOST_SET_LOG_FD ioctl call that triggers     permanent file-descriptor allocation (bnc#942367).

  - CVE-2015-3339: Race condition in the prepare_binprm     function in fs/exec.c in the Linux kernel allowed local     users to gain privileges by executing a setuid program     at a time instant when a chown to root is in progress,     and the ownership is changed but the setuid bit is not     yet stripped (bnc#928130).

The update package also includes non-security fixes. See advisory for details.

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
89936	Ubuntu 14.04 LTS : Linux kernel (Utopic HWE) vulnerabilities (USN-2931-1)	Nessus	Ubuntu Local Security Checks	2016/3/15	2024/8/27	high
89937	Ubuntu 14.04 LTS : Linux kernel (Vivid HWE) vulnerabilities (USN-2932-1)	Nessus	Ubuntu Local Security Checks	2016/3/15	2024/8/27	high
93289	SUSE SLES11 Security Update : kernel (SUSE-SU-2016:2074-1)	Nessus	SuSE Local Security Checks	2016/9/2	2026/1/27	critical

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