OracleVM 3.2 : Unbreakable / etc (OVMSA-2016-0181)

This script is Copyright (C) 2016-2017 Tenable Network Security, Inc.


Synopsis :

The remote OracleVM host is missing one or more security updates.

Description :

The remote OracleVM system is missing necessary patches to address
critical security updates :

- x86/iopl/64: properly context-switch IOPL on Xen PV
(Andy Lutomirski) [Orabug: 25269184] (CVE-2016-3157)

- net: Fix use after free in the recvmmsg exit path
(Arnaldo Carvalho de Melo) [Orabug: 25298618]
(CVE-2016-7117)

- logging errors that get masked to EIO inside
drivers/block/loop.c (Manjunath Patil) [Orabug:
21962821]

- sched/core: Clear the root_domain cpumasks in
init_rootdomain (Xunlei Pang) [Orabug: 23518650]

- bio allocation failure due to bio_get_nr_vecs (Darrick
J. Wong)

- mlx4: avoid ABBA deadlock (Wengang Wang) [Orabug:
23538548]

- mlx4: avoid multiple free on id_map_ent (Wengang Wang)
[Orabug: 25022815]

- sctp: validate chunk len before actually using it
(Marcelo Ricardo Leitner) [Orabug: 25142906]
(CVE-2016-9555)

- NVMe: reduce queue depth as workaround for Samsung EPIC
SQ errata (Ashok Vairavan) [Orabug: 25138146]

- RDS: Drop the connection as part of cancel to avoid
hangs (Avinash Repaka) [Orabug: 24951873]

- aacraid: Check size values after double-fetch from user
(Dave Carroll) [Orabug: 25060055] (CVE-2016-6480)
(CVE-2016-6480)

- audit: fix a double fetch in audit_log_single_execve_arg
(Paul Moore) [Orabug: 25059962] (CVE-2016-6136)

- ecryptfs: don't allow mmap when the lower fs doesn't
support it (Jeff Mahoney) [Orabug: 24971918]
(CVE-2016-1583) (CVE-2016-1583)

- ALSA: timer: Fix leak in events via
snd_timer_user_tinterrupt (Kangjie Lu) [Orabug:
25059900] (CVE-2016-4578)

- ALSA: timer: Fix leak in events via
snd_timer_user_ccallback (Kangjie Lu) [Orabug: 25059900]
(CVE-2016-4578)

- ALSA: timer: Fix leak in SNDRV_TIMER_IOCTL_PARAMS
(Kangjie Lu) [Orabug: 25059755] (CVE-2016-4569)

- Bluetooth: Fix potential NULL dereference in RFCOMM bind
callback (Jaganath Kanakkassery) [Orabug: 25058905]
(CVE-2015-8956)

- mm: migrate dirty page without clear_page_dirty_for_io
etc (Hugh Dickins) [Orabug: 25059195] [CVE-2016-3070

See also :

http://www.nessus.org/u?0b3f953b

Solution :

Update the affected kernel-uek / kernel-uek-firmware packages.

Risk factor :

Critical / CVSS Base Score : 10.0
(CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 7.4
(CVSS2#E:U/RL:OF/RC:C)
Public Exploit Available : false

Family: OracleVM Local Security Checks

Nessus Plugin ID: 96073 ()

Bugtraq ID:

CVE ID: CVE-2015-8956
CVE-2016-1583
CVE-2016-3070
CVE-2016-3157
CVE-2016-4569
CVE-2016-4578
CVE-2016-6136
CVE-2016-6480
CVE-2016-7117
CVE-2016-9555

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