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CVE-2015-8956

Published: 10 October 2016

The rfcomm_sock_bind function in net/bluetooth/rfcomm/sock.c in the Linux kernel before 4.2 allows local users to obtain sensitive information or cause a denial of service (NULL pointer dereference) via vectors involving a bind system call on a Bluetooth RFCOMM socket.

Notes

AuthorNote
jdstrand
android kernels (flo, goldfish, grouper, maguro, mako and manta) are
not supported on the Ubuntu Touch 14.10 and earlier preview kernels
linux-lts-saucy no longer receives official support
linux-lts-quantal no longer receives official support

Priority

Low

Cvss 3 Severity Score

6.1

Score breakdown

Status

Package Release Status
linux
Launchpad, Ubuntu, Debian
artful Not vulnerable
(4.10.0-19.21)
precise Not vulnerable

trusty Not vulnerable

upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.2.0-16.19)
yakkety Not vulnerable
(4.4.0-21.37)
zesty Not vulnerable
(4.8.0-22.24)
Patches:
Introduced by

b1765e7afe8710ef4366dc722cc5bd487eb07973

Fixed by 951b6a0717db97ce420547222647bcc40bf1eacd
linux-armadaxp
Launchpad, Ubuntu, Debian
artful Does not exist

precise Not vulnerable

trusty Does not exist

xenial Does not exist

yakkety Does not exist

zesty Does not exist

upstream
Released (4.2~rc1)
This package is not directly supported by the Ubuntu Security Team
linux-aws
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Not vulnerable
(4.4.0-1002.2)
upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.4.0-1001.10)
yakkety Does not exist

zesty Does not exist

linux-azure
Launchpad, Ubuntu, Debian
artful Does not exist

trusty Not vulnerable
(4.15.0-1023.24~14.04.1)
upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.11.0-1009.9)
yakkety Does not exist

zesty Does not exist

linux-euclid
Launchpad, Ubuntu, Debian
artful Does not exist

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.4.0-9019.20)
zesty Does not exist

linux-flo
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist
(trusty was ignored)
xenial Not vulnerable

yakkety Not vulnerable

zesty Does not exist

upstream
Released (4.2~rc1)
linux-gcp
Launchpad, Ubuntu, Debian
artful Does not exist

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.10.0-1004.4)
yakkety Does not exist

zesty Does not exist

linux-gke
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.4.0-1003.3)
yakkety Does not exist

zesty Does not exist

linux-goldfish
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist
(trusty was ignored)
xenial Not vulnerable

yakkety Not vulnerable

zesty Not vulnerable

upstream
Released (4.2~rc1)
linux-grouper
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist
(trusty was ignored)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

upstream
Released (4.2~rc1)
linux-hwe
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.8.0-36.36~16.04.1)
yakkety Does not exist

zesty Does not exist

linux-hwe-edge
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.8.0-36.36~16.04.1)
yakkety Does not exist

zesty Does not exist

linux-kvm
Launchpad, Ubuntu, Debian
artful Does not exist

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.4.0-1004.9)
zesty Does not exist

linux-linaro-omap
Launchpad, Ubuntu, Debian
artful Does not exist

precise Ignored
(end of life)
trusty Does not exist

upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-linaro-shared
Launchpad, Ubuntu, Debian
artful Does not exist

precise Ignored
(end of life)
trusty Does not exist

upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-linaro-vexpress
Launchpad, Ubuntu, Debian
artful Does not exist

precise Ignored
(end of life)
trusty Does not exist

upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-lts-quantal
Launchpad, Ubuntu, Debian
artful Does not exist

precise Ignored
(end of life)
trusty Does not exist

xenial Does not exist

yakkety Does not exist

zesty Does not exist

upstream
Released (4.2~rc1)
This package is not directly supported by the Ubuntu Security Team
linux-lts-raring
Launchpad, Ubuntu, Debian
artful Does not exist

precise Ignored
(end of life)
trusty Does not exist

xenial Does not exist

yakkety Does not exist

zesty Does not exist

upstream
Released (4.2~rc1)
linux-lts-saucy
Launchpad, Ubuntu, Debian
artful Does not exist

precise Ignored
(end of life)
trusty Does not exist

upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

This package is not directly supported by the Ubuntu Security Team
linux-lts-trusty
Launchpad, Ubuntu, Debian
artful Does not exist

precise Not vulnerable

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-lts-utopic
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist
(trusty was ignored [end of standard support])
upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-lts-vivid
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Ignored
(end of life, was needed)
upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-lts-wily
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist
(trusty was ignored [end of standard support])
upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-lts-xenial
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Not vulnerable
(4.4.0-13.29~14.04.1)
upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-maguro
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist
(trusty was ignored)
upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-mako
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist
(trusty was ignored)
upstream
Released (4.2~rc1)
xenial Not vulnerable

yakkety Not vulnerable

zesty Does not exist

linux-manta
Launchpad, Ubuntu, Debian
artful Does not exist

precise Does not exist

trusty Does not exist
(trusty was ignored)
upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-oem
Launchpad, Ubuntu, Debian
artful Does not exist

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.13.0-1008.9)
zesty Does not exist

linux-qcm-msm
Launchpad, Ubuntu, Debian
artful Does not exist

precise Ignored
(end of life)
trusty Does not exist

upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

linux-raspi2
Launchpad, Ubuntu, Debian
artful Not vulnerable
(4.10.0-1004.6)
precise Does not exist

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.2.0-1013.19)
yakkety Not vulnerable
(4.4.0-1009.10)
zesty Not vulnerable
(4.8.0-1013.15)
linux-snapdragon
Launchpad, Ubuntu, Debian
artful Not vulnerable
(4.4.0-1050.54)
precise Does not exist

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Not vulnerable
(4.4.0-1012.12)
yakkety Not vulnerable
(4.4.0-1012.12)
zesty Not vulnerable
(4.4.0-1029.32)
linux-ti-omap4
Launchpad, Ubuntu, Debian
artful Does not exist

precise Not vulnerable

trusty Does not exist

upstream
Released (4.2~rc1)
xenial Does not exist

yakkety Does not exist

zesty Does not exist

Severity score breakdown

Parameter Value
Base score 6.1
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact Low
Vector CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L