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Ubuntu Security Notice USN-3754-1

Ubuntu Security Notice USN-3754-1
Posted Aug 27, 2018
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3754-1 - Ralf Spenneberg discovered that the ext4 implementation in the Linux kernel did not properly validate meta block groups. An attacker with physical access could use this to specially craft an ext4 image that causes a denial of service. It was discovered that an information disclosure vulnerability existed in the ACPI implementation of the Linux kernel. A local attacker could use this to expose sensitive information. Various other issues were also addressed.

tags | advisory, denial of service, kernel, local, info disclosure
systems | linux, ubuntu
advisories | CVE-2016-10208, CVE-2017-11472, CVE-2017-11473, CVE-2017-14991, CVE-2017-15649, CVE-2017-16526, CVE-2017-16527, CVE-2017-16529, CVE-2017-16531, CVE-2017-16532, CVE-2017-16533, CVE-2017-16535, CVE-2017-16536, CVE-2017-16537, CVE-2017-16538, CVE-2017-16643, CVE-2017-16644, CVE-2017-16645, CVE-2017-16650, CVE-2017-16911, CVE-2017-16912, CVE-2017-16913, CVE-2017-16914, CVE-2017-17558, CVE-2017-18255, CVE-2017-18270
MD5 | 8fd248fb77a13c2c1319323d9c90a547

Ubuntu Security Notice USN-3754-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-3754-1
August 24, 2018

linux vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in the Linux kernel.

Software Description:
- linux: Linux kernel

Details:

Ralf Spenneberg discovered that the ext4 implementation in the Linux kernel
did not properly validate meta block groups. An attacker with physical
access could use this to specially craft an ext4 image that causes a denial
of service (system crash). (CVE-2016-10208)

It was discovered that an information disclosure vulnerability existed in
the ACPI implementation of the Linux kernel. A local attacker could use
this to expose sensitive information (kernel memory addresses).
(CVE-2017-11472)

It was discovered that a buffer overflow existed in the ACPI table parsing
implementation in the Linux kernel. A local attacker could use this to
construct a malicious ACPI table that, when loaded, caused a denial of
service (system crash) or possibly execute arbitrary code.
(CVE-2017-11473)

It was discovered that the generic SCSI driver in the Linux kernel did not
properly initialize data returned to user space in some situations. A local
attacker could use this to expose sensitive information (kernel memory).
(CVE-2017-14991)

It was discovered that a race condition existed in the packet fanout
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-2017-15649)

Andrey Konovalov discovered that the Ultra Wide Band driver in the Linux
kernel did not properly check for an error condition. A physically
proximate attacker could use this to cause a denial of service (system
crash) or possibly execute arbitrary code. (CVE-2017-16526)

Andrey Konovalov discovered that the ALSA subsystem in the Linux kernel
contained a use-after-free vulnerability. A local attacker could use this
to cause a denial of service (system crash) or possibly execute arbitrary
code. (CVE-2017-16527)

Andrey Konovalov discovered that the ALSA subsystem in the Linux kernel did
not properly validate USB audio buffer descriptors. A physically proximate
attacker could use this cause a denial of service (system crash) or
possibly execute arbitrary code. (CVE-2017-16529)

Andrey Konovalov discovered that the USB subsystem in the Linux kernel did
not properly validate USB interface association descriptors. A physically
proximate attacker could use this to cause a denial of service (system
crash). (CVE-2017-16531)

Andrey Konovalov discovered that the usbtest device driver in the Linux
kernel did not properly validate endpoint metadata. A physically proximate
attacker could use this to cause a denial of service (system crash).
(CVE-2017-16532)

Andrey Konovalov discovered that the USB subsystem in the Linux kernel did
not properly validate USB HID descriptors. A physically proximate attacker
could use this to cause a denial of service (system crash).
(CVE-2017-16533)

Andrey Konovalov discovered that the USB subsystem in the Linux kernel did
not properly validate USB BOS metadata. A physically proximate attacker
could use this to cause a denial of service (system crash).
(CVE-2017-16535)

Andrey Konovalov discovered that the Conexant cx231xx USB video capture
driver in the Linux kernel did not properly validate interface descriptors.
A physically proximate attacker could use this to cause a denial of service
(system crash). (CVE-2017-16536)

Andrey Konovalov discovered that the SoundGraph iMON USB driver in the
Linux kernel did not properly validate device metadata. A physically
proximate attacker could use this to cause a denial of service (system
crash). (CVE-2017-16537)

It was discovered that the DM04/QQBOX USB driver in the Linux kernel did
not properly handle device attachment and warm-start. A physically
proximate attacker could use this to cause a denial of service (system
crash) or possibly execute arbitrary code. (CVE-2017-16538)

Andrey Konovalov discovered an out-of-bounds read in the GTCO digitizer USB
driver for the Linux kernel. A physically proximate attacker could use this
to cause a denial of service (system crash) or possibly execute arbitrary
code. (CVE-2017-16643)

Andrey Konovalov discovered that the video4linux driver for Hauppauge HD
PVR USB devices in the Linux kernel did not properly handle some error
conditions. A physically proximate attacker could use this to cause a
denial of service (system crash) or possibly execute arbitrary code.
(CVE-2017-16644)

Andrey Konovalov discovered that the IMS Passenger Control Unit USB driver
in the Linux kernel did not properly validate device descriptors. A
physically proximate attacker could use this to cause a denial of service
(system crash). (CVE-2017-16645)

Andrey Konovalov discovered that the QMI WWAN USB driver did not properly
validate device descriptors. A physically proximate attacker could use this
to cause a denial of service (system crash). (CVE-2017-16650)

It was discovered that the USB Virtual Host Controller Interface (VHCI)
driver in the Linux kernel contained an information disclosure
vulnerability. A physically proximate attacker could use this to expose
sensitive information (kernel memory). (CVE-2017-16911)

It was discovered that the USB over IP implementation in the Linux kernel
did not validate endpoint numbers. A remote attacker could use this to
cause a denial of service (system crash). (CVE-2017-16912)

It was discovered that the USB over IP implementation in the Linux kernel
did not properly validate CMD_SUBMIT packets. A remote attacker could use
this to cause a denial of service (excessive memory consumption).
(CVE-2017-16913)

It was discovered that the USB over IP implementation in the Linux kernel
contained a NULL pointer dereference error. A remote attacker could use
this to cause a denial of service (system crash). (CVE-2017-16914)

It was discovered that the core USB subsystem in the Linux kernel did not
validate the number of configurations and interfaces in a device. A
physically proximate attacker could use this to cause a denial of service
(system crash). (CVE-2017-17558)

It was discovered that an integer overflow existed in the perf subsystem of
the Linux kernel. A local attacker could use this to cause a denial of
service (system crash). (CVE-2017-18255)

It was discovered that the keyring subsystem in the Linux kernel did not
properly prevent a user from creating keyrings for other users. A local
attacker could use this cause a denial of service or expose sensitive
information. (CVE-2017-18270)

Andy Lutomirski and Willy Tarreau discovered that the KVM implementation in
the Linux kernel did not properly emulate instructions on the SS segment
register. A local attacker in a guest virtual machine could use this to
cause a denial of service (guest OS crash) or possibly gain administrative
privileges in the guest OS. (CVE-2017-2583)

Dmitry Vyukov discovered that the KVM implementation in the Linux kernel
improperly emulated certain instructions. A local attacker could use this
to obtain sensitive information (kernel memory). (CVE-2017-2584)

It was discovered that the KLSI KL5KUSB105 serial-to-USB device driver in
the Linux kernel did not properly initialize memory related to logging. A
local attacker could use this to expose sensitive information (kernel
memory). (CVE-2017-5549)

Andrey Konovalov discovered an out-of-bounds access in the IPv6 Generic
Routing Encapsulation (GRE) tunneling implementation in the Linux kernel.
An attacker could use this to possibly expose sensitive information.
(CVE-2017-5897)

Andrey Konovalov discovered that the LLC subsytem in the Linux kernel did
not properly set up a destructor in certain situations. A local attacker
could use this to cause a denial of service (system crash). (CVE-2017-6345)

Dmitry Vyukov discovered race conditions in the Infrared (IrDA) subsystem
in the Linux kernel. A local attacker could use this to cause a denial of
service (deadlock). (CVE-2017-6348)

Andy Lutomirski discovered that the KVM implementation in the Linux kernel
was vulnerable to a debug exception error when single-stepping through a
syscall. A local attacker in a non-Linux guest vm could possibly use this
to gain administrative privileges in the guest vm. (CVE-2017-7518)

Tuomas Haanpaa and Ari Kauppi discovered that the NFSv2 and NFSv3 server
implementations in the Linux kernel did not properly handle certain long
RPC replies. A remote attacker could use this to cause a denial of service
(system crash). (CVE-2017-7645)

Pengfei Wang discovered that a race condition existed in the NXP SAA7164 TV
Decoder driver for the Linux kernel. A local attacker could use this to
cause a denial of service (system crash) or possibly execute arbitrary
code. (CVE-2017-8831)

Pengfei Wang discovered that the Turtle Beach MultiSound audio device
driver in the Linux kernel contained race conditions when fetching from the
ring-buffer. A local attacker could use this to cause a denial of service
(infinite loop). (CVE-2017-9984, CVE-2017-9985)

It was discovered that the wait4() system call in the Linux kernel did not
properly validate its arguments in some situations. A local attacker could
possibly use this to cause a denial of service. (CVE-2018-10087)

It was discovered that the kill() system call implementation in the Linux
kernel did not properly validate its arguments in some situations. A local
attacker could possibly use this to cause a denial of service.
(CVE-2018-10124)

Wen Xu discovered that the XFS filesystem implementation in the Linux
kernel did not properly validate meta-data information. An attacker could
use this to construct a malicious xfs image that, when mounted, could cause
a denial of service (system crash). (CVE-2018-10323)

Zhong Jiang discovered that a use-after-free vulnerability existed in the
NUMA memory policy 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-2018-10675)

Wen Xu discovered that a buffer overflow existed in the ext4 filesystem
implementation in the Linux kernel. An attacker could use this to construct
a malicious ext4 image that, when mounted, could cause a denial of service
(system crash) or possibly execute arbitrary code. (CVE-2018-10877)

Wen Xu discovered that the ext4 filesystem implementation in the Linux
kernel did not properly keep meta-data information consistent in some
situations. An attacker could use this to construct a malicious ext4 image
that, when mounted, could cause a denial of service (system crash).
(CVE-2018-10881)

Wen Xu discovered that the ext4 filesystem implementation in the Linux
kernel did not properly handle corrupted meta data in some situations. An
attacker could use this to specially craft an ext4 file system that caused
a denial of service (system crash) when mounted. (CVE-2018-1092)

Wen Xu discovered that the ext4 filesystem implementation in the Linux
kernel did not properly handle corrupted meta data in some situations. An
attacker could use this to specially craft an ext4 filesystem that caused a
denial of service (system crash) when mounted. (CVE-2018-1093)

It was discovered that the cdrom driver in the Linux kernel contained an
incorrect bounds check. A local attacker could use this to expose sensitive
information (kernel memory). (CVE-2018-10940)

Shankara Pailoor discovered that the JFS filesystem implementation in the
Linux kernel contained a buffer overflow when handling extended attributes.
A local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2018-12233)

Wen Xu discovered that the XFS filesystem implementation in the Linux
kernel did not properly handle an error condition with a corrupted xfs
image. An attacker could use this to construct a malicious xfs image that,
when mounted, could cause a denial of service (system crash).
(CVE-2018-13094)

It was discovered that the Linux kernel did not properly handle setgid file
creation when performed by a non-member of the group. A local attacker
could use this to gain elevated privileges. (CVE-2018-13405)

Silvio Cesare discovered that the generic VESA frame buffer driver in the
Linux kernel contained an integer overflow. A local attacker could use this
to cause a denial of service (system crash) or possibly execute arbitrary
code. (CVE-2018-13406)

Daniel Jiang discovered that a race condition existed in the ipv4 ping
socket implementation in the Linux kernel. A local privileged attacker
could use this to cause a denial of service (system crash). (CVE-2017-2671)

It was discovered that an information leak existed in the generic SCSI
driver in the Linux kernel. A local attacker could use this to expose
sensitive information (kernel memory). (CVE-2018-1000204)

It was discovered that a memory leak existed in the Serial Attached SCSI
(SAS) implementation in the Linux kernel. A physically proximate attacker
could use this to cause a denial of service (memory exhaustion).
(CVE-2018-10021)

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 14.04 LTS:
linux-image-3.13.0-157-generic 3.13.0-157.207
linux-image-3.13.0-157-generic-lpae 3.13.0-157.207
linux-image-3.13.0-157-lowlatency 3.13.0-157.207
linux-image-3.13.0-157-powerpc-e500 3.13.0-157.207
linux-image-3.13.0-157-powerpc-e500mc 3.13.0-157.207
linux-image-3.13.0-157-powerpc-smp 3.13.0-157.207
linux-image-3.13.0-157-powerpc64-emb 3.13.0-157.207
linux-image-3.13.0-157-powerpc64-smp 3.13.0-157.207
linux-image-generic 3.13.0.157.167
linux-image-generic-lpae 3.13.0.157.167
linux-image-lowlatency 3.13.0.157.167
linux-image-powerpc-e500 3.13.0.157.167
linux-image-powerpc-e500mc 3.13.0.157.167
linux-image-powerpc-smp 3.13.0.157.167
linux-image-powerpc64-emb 3.13.0.157.167
linux-image-powerpc64-smp 3.13.0.157.167

After a standard system update you need to reboot your computer to make
all the necessary changes.

ATTENTION: Due to an unavoidable ABI change the kernel updates have
been given a new version number, which requires you to recompile and
reinstall all third party kernel modules you might have installed.
Unless you manually uninstalled the standard kernel metapackages
(e.g. linux-generic, linux-generic-lts-RELEASE, linux-virtual,
linux-powerpc), a standard system upgrade will automatically perform
this as well.

References:
https://usn.ubuntu.com/usn/usn-3754-1
CVE-2016-10208, CVE-2017-11472, CVE-2017-11473, CVE-2017-14991,
CVE-2017-15649, CVE-2017-16526, CVE-2017-16527, CVE-2017-16529,
CVE-2017-16531, CVE-2017-16532, CVE-2017-16533, CVE-2017-16535,
CVE-2017-16536, CVE-2017-16537, CVE-2017-16538, CVE-2017-16643,
CVE-2017-16644, CVE-2017-16645, CVE-2017-16650, CVE-2017-16911,
CVE-2017-16912, CVE-2017-16913, CVE-2017-16914, CVE-2017-17558,
CVE-2017-18255, CVE-2017-18270, CVE-2017-2583, CVE-2017-2584,
CVE-2017-2671, CVE-2017-5549, CVE-2017-5897, CVE-2017-6345,
CVE-2017-6348, CVE-2017-7518, CVE-2017-7645, CVE-2017-8831,
CVE-2017-9984, CVE-2017-9985, CVE-2018-1000204, CVE-2018-10021,
CVE-2018-10087, CVE-2018-10124, CVE-2018-10323, CVE-2018-10675,
CVE-2018-10877, CVE-2018-10881, CVE-2018-1092, CVE-2018-1093,
CVE-2018-10940, CVE-2018-12233, CVE-2018-13094, CVE-2018-13405,
CVE-2018-13406

Package Information:
https://launchpad.net/ubuntu/+source/linux/3.13.0-157.207

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