The remote Ubuntu 14.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3583-1 advisory.

    It was discovered that an out-of-bounds write vulnerability existed in the Flash-Friendly File System     (f2fs) in the Linux kernel. An attacker could construct a malicious file system that, when mounted, could     cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2017-0750)

    It was discovered that a race condition leading to a use-after-free vulnerability existed in the ALSA PCM     subsystem of the Linux kernel. A local attacker could use this to cause a denial of service (system crash)     or possibly execute arbitrary code. (CVE-2017-0861)

    It was discovered that the KVM implementation in the Linux kernel allowed passthrough of the diagnostic     I/O port 0x80. An attacker in a guest VM could use this to cause a denial of service (system crash) in the     host OS. (CVE-2017-1000407)

    Bo Zhang discovered that the netlink wireless configuration interface in the Linux kernel did not properly     validate attributes when handling certain requests. A local attacker with the CAP_NET_ADMIN could use this     to cause a denial of service (system crash). (CVE-2017-12153)

    Vitaly Mayatskikh discovered that the SCSI subsystem in the Linux kernel did not properly track reference     counts when merging buffers. A local attacker could use this to cause a denial of service (memory     exhaustion). (CVE-2017-12190)

    It was discovered that the key management subsystem in the Linux kernel did not properly restrict key     reads on negatively instantiated keys. A local attacker could use this to cause a denial of service     (system crash). (CVE-2017-12192)

    It was discovered that an integer overflow existed in the sysfs interface for the QLogic 24xx+ series SCSI     driver in the Linux kernel. A local privileged attacker could use this to cause a denial of service     (system crash). (CVE-2017-14051)

    Otto Ebeling discovered that the memory manager in the Linux kernel did not properly check the effective     UID in some situations. A local attacker could use this to expose sensitive information. (CVE-2017-14140)

    It was discovered that the ATI Radeon framebuffer driver in the Linux kernel did not properly initialize a     data structure returned to user space. A local attacker could use this to expose sensitive information     (kernel memory). (CVE-2017-14156)

    ChunYu Wang discovered that the iSCSI transport implementation in the Linux kernel did not properly     validate data structures. A local attacker could use this to cause a denial of service (system crash).
    (CVE-2017-14489)

    James Patrick-Evans discovered a race condition in the LEGO USB Infrared Tower driver in the Linux kernel.
    A physically proximate attacker could use this to cause a denial of service (system crash) or possibly     execute arbitrary code. (CVE-2017-15102)

    ChunYu Wang discovered that a use-after-free vulnerability existed in the SCTP protocol implementation in     the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly     execute arbitrary code, (CVE-2017-15115)

    It was discovered that the key management subsystem in the Linux kernel did not properly handle NULL     payloads with non-zero length values. A local attacker could use this to cause a denial of service (system     crash). (CVE-2017-15274)

    It was discovered that the Bluebooth Network Encapsulation Protocol (BNEP) implementation in the Linux     kernel did not validate the type of socket passed in the BNEPCONNADD ioctl(). A local attacker with the     CAP_NET_ADMIN privilege could use this to cause a denial of service (system crash) or possibly execute     arbitrary code. (CVE-2017-15868)

    Andrey Konovalov discovered a use-after-free vulnerability in the USB serial console driver in the Linux     kernel. A physically proximate attacker could use this to cause a denial of service (system crash) or     possibly execute arbitrary code. (CVE-2017-16525)

    It was discovered that the netfilter passive OS fingerprinting (xt_osf) module did not properly perform     access control checks. A local attacker could improperly modify the system-wide OS fingerprint list.
    (CVE-2017-17450)

    It was discovered that the HMAC implementation did not validate the state of the underlying cryptographic     hash algorithm. A local attacker could use this to cause a denial of service (system crash) or possibly     execute arbitrary code. (CVE-2017-17806)

    Denys Fedoryshchenko discovered a use-after-free vulnerability in the netfilter xt_TCPMSS filter of the     Linux kernel. A remote attacker could use this to cause a denial of service (system crash).
    (CVE-2017-18017)

    Gareth Evans discovered that the shm IPC subsystem in the Linux kernel did not properly restrict mapping     page zero. A local privileged attacker could use this to execute arbitrary code. (CVE-2017-5669)

    It was discovered that an integer overflow vulnerability existing in the IPv6 implementation in the Linux     kernel. A local attacker could use this to cause a denial of service (infinite loop). (CVE-2017-7542)

    Tommi Rantala and Brad Spengler discovered that the memory manager in the Linux kernel did not properly     enforce the CONFIG_STRICT_DEVMEM protection mechanism. A local attacker with access to /dev/mem could use     this to expose sensitive information or possibly execute arbitrary code. (CVE-2017-7889)

    Mohamed Ghannam discovered a use-after-free vulnerability in the DCCP protocol implementation in the Linux     kernel. A local attacker could use this to cause a denial of service (system crash) or possibly execute     arbitrary code. (CVE-2017-8824)

    Mohamed Ghannam discovered a null pointer dereference in the RDS (Reliable Datagram Sockets) protocol     implementation of the Linux kernel. A local attacker could use this to cause a denial of service (system     crash). (CVE-2018-5333)

     discovered that a race condition existed in loop block device implementation in the Linux     kernel. A local attacker could use this to cause a denial of service (system crash) or possibly execute     arbitrary code. (CVE-2018-5344)

    USN-3524-1 mitigated CVE-2017-5754 (Meltdown) for the amd64 architecture in Ubuntu 14.04 LTS. This update     provides the corresponding mitigations for the ppc64el architecture.

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 Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2018:1062 advisory.

    The kernel packages contain the Linux kernel, the core of any Linux operating system.

    Security Fix(es):

    * hw: cpu: speculative execution permission faults handling (CVE-2017-5754, Important, KVM for Power)

    * kernel: Buffer overflow in firewire driver via crafted incoming packets (CVE-2016-8633, Important)

    * kernel: Use-after-free vulnerability in DCCP socket (CVE-2017-8824, Important)

    * Kernel: kvm: nVMX: L2 guest could access hardware(L0) CR8 register (CVE-2017-12154, Important)

    * kernel: v4l2: disabled memory access protection mechanism allowing privilege escalation (CVE-2017-13166,     Important)

    * kernel: media: use-after-free in [tuner-xc2028] media driver (CVE-2016-7913, Moderate)

    * kernel: drm/vmwgfx: fix integer overflow in vmw_surface_define_ioctl() (CVE-2017-7294, Moderate)

    * kernel: Incorrect type conversion for size during dma allocation (CVE-2017-9725, Moderate)

    * kernel: memory leak when merging buffers in SCSI IO vectors (CVE-2017-12190, Moderate)

    * kernel: vfs: BUG in truncate_inode_pages_range() and fuse client (CVE-2017-15121, Moderate)

    * kernel: Use-after-free in userfaultfd_event_wait_completion function in userfaultfd.c (CVE-2017-15126,     Moderate)

    * kernel: net: double-free and memory corruption in get_net_ns_by_id() (CVE-2017-15129, Moderate)

    * kernel: Use-after-free in snd_seq_ioctl_create_port() (CVE-2017-15265, Moderate)

    * kernel: Missing capabilities check in net/netfilter/nfnetlink_cthelper.c allows for unprivileged access     to systemwide nfnl_cthelper_list structure (CVE-2017-17448, Moderate)

    * kernel: Missing namespace check in net/netlink/af_netlink.c allows for network monitors to observe     systemwide activity (CVE-2017-17449, Moderate)

    * kernel: Unallocated memory access by malicious USB device via bNumInterfaces overflow (CVE-2017-17558,     Moderate)

    * kernel: netfilter: use-after-free in tcpmss_mangle_packet function in net/netfilter/xt_TCPMSS.c     (CVE-2017-18017, Moderate)

    * kernel: Race condition in drivers/md/dm.c:dm_get_from_kobject() allows local users to cause a denial of     service (CVE-2017-18203, Moderate)

    * kernel: kvm: Reachable BUG() on out-of-bounds guest IRQ (CVE-2017-1000252, Moderate)

    * Kernel: KVM: DoS via write flood to I/O port 0x80 (CVE-2017-1000407, Moderate)

    * kernel: Stack information leak in the EFS element (CVE-2017-1000410, Moderate)

    * kernel: Kernel address information leak in drivers/acpi/sbshc.c:acpi_smbus_hc_add() function potentially     allowing KASLR bypass (CVE-2018-5750, Moderate)

    * kernel: Race condition in sound system can lead to denial of service (CVE-2018-1000004, Moderate)

     * kernel: multiple Low security impact security issues (CVE-2016-3672, CVE-2017-14140, CVE-2017-15116,     CVE-2017-15127, CVE-2018-6927, Low)

    Red Hat would like to thank Eyal Itkin for reporting CVE-2016-8633; Google Project Zero for reporting     CVE-2017-5754; Mohamed Ghannam for reporting CVE-2017-8824; Jim Mattson (Google.com) for reporting     CVE-2017-12154; Vitaly Mayatskih for reporting CVE-2017-12190; Andrea Arcangeli (Engineering) for     reporting CVE-2017-15126; Kirill Tkhai for reporting CVE-2017-15129; Jan H. Schnherr (Amazon) for     reporting CVE-2017-1000252; and Armis Labs for reporting CVE-2017-1000410. The CVE-2017-15121 issue was     discovered by Miklos Szeredi (Red Hat) and the CVE-2017-15116 issue was discovered by ChunYu Wang (Red     Hat).

    For more details about the security issue(s), including the impact, a CVSS score, and other related     information, refer to the CVE page(s) listed in the References section.

    Additional Changes:

    For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.5 Release Notes     linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux 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 OracleVM system is missing necessary patches to address critical security updates : please see Oracle VM Security Advisory OVMSA-2018-0035 for details.

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3632-1 advisory.

    It was discovered that a race condition leading to a use-after-free vulnerability existed in the ALSA PCM     subsystem of the Linux kernel. A local attacker could use this to cause a denial of service (system crash)     or possibly execute arbitrary code. (CVE-2017-0861)

    It was discovered that the KVM implementation in the Linux kernel allowed passthrough of the diagnostic     I/O port 0x80. An attacker in a guest VM could use this to cause a denial of service (system crash) in the     host OS. (CVE-2017-1000407)

    It was discovered that a use-after-free vulnerability existed in the network namespaces implementation in     the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly     execute arbitrary code. (CVE-2017-15129)

    It was discovered that the HugeTLB component of the Linux kernel did not properly handle holes in hugetlb     ranges. A local attacker could use this to expose sensitive information (kernel memory). (CVE-2017-16994)

    It was discovered that the netfilter component of the Linux did not properly restrict access to the     connection tracking helpers list. A local attacker could use this to bypass intended access restrictions.
    (CVE-2017-17448)

    It was discovered that the netfilter passive OS fingerprinting (xt_osf) module did not properly perform     access control checks. A local attacker could improperly modify the system-wide OS fingerprint list.
    (CVE-2017-17450)

    Dmitry Vyukov discovered that the KVM implementation in the Linux kernel contained an out-of-bounds read     when handling memory-mapped I/O. A local attacker could use this to expose sensitive information.
    (CVE-2017-17741)

    It was discovered that the Salsa20 encryption algorithm implementations in the Linux kernel did not     properly handle zero-length inputs. A local attacker could use this to cause a denial of service (system     crash). (CVE-2017-17805)

    It was discovered that the HMAC implementation did not validate the state of the underlying cryptographic     hash algorithm. A local attacker could use this to cause a denial of service (system crash) or possibly     execute arbitrary code. (CVE-2017-17806)

    It was discovered that the keyring implementation in the Linux kernel did not properly check permissions     when a key request was performed on a task's default keyring. A local attacker could use this to add keys     to unauthorized keyrings. (CVE-2017-17807)

    It was discovered that the Broadcom NetXtremeII ethernet driver in the Linux kernel did not properly     validate Generic Segment Offload (GSO) packet sizes. An attacker could use this to cause a denial of     service (interface unavailability). (CVE-2018-1000026)

    It was discovered that the Reliable Datagram Socket (RDS) implementation in the Linux kernel contained an     out-of-bounds write during RDMA page allocation. An attacker could use this to cause a denial of service     (system crash) or possibly execute arbitrary code. (CVE-2018-5332)

    Mohamed Ghannam discovered a null pointer dereference in the RDS (Reliable Datagram Sockets) protocol     implementation of the Linux kernel. A local attacker could use this to cause a denial of service (system     crash). (CVE-2018-5333)

     discovered that a race condition existed in loop block device implementation in the Linux     kernel. A local attacker could use this to cause a denial of service (system crash) or possibly execute     arbitrary code. (CVE-2018-5344)

    It was discovered that the Broadcom UniMAC MDIO bus controller driver in the Linux kernel did not properly     validate device resources. A local attacker could use this to cause a denial of service (system crash).
    (CVE-2018-8043)

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.

An update of the linux package has been released.

ID	名前	製品	ファミリー	公開日	更新日	深刻度
107003	Ubuntu 14.04 LTS : Linux kernel vulnerabilities (USN-3583-1)	Nessus	Ubuntu Local Security Checks	2018/2/26	2026/1/13	critical
108997	RHEL 7 : kernel (RHSA-2018:1062)	Nessus	Red Hat Local Security Checks	2018/4/11	2026/1/13	critical
109158	OracleVM 3.4 : Unbreakable / etc (OVMSA-2018-0035) (Dirty COW) (Meltdown) (Spectre)	Nessus	OracleVM Local Security Checks	2018/4/19	2024/10/30	high
109316	Ubuntu 16.04 LTS : Linux kernel (Azure) vulnerabilities (USN-3632-1)	Nessus	Ubuntu Local Security Checks	2018/4/24	2024/8/27	high
121786	Photon OS 1.0: Linux PHSA-2017-1.0-0095	Nessus	PhotonOS Local Security Checks	2019/2/7	2024/7/23	high

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