Candidate: CVE-2015-8950
PublicDate: 2016-10-10 10:59:00 UTC
References:
 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8950
 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6829e274a623187c24f7cfc0e3d35f25d087fcc5
 http://source.android.com/security/bulletin/2016-10-01.html
 http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.0.3
 https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=6e2c437a2d0a85d90d3db85a7471f99764f7bbf8
Description:
 arch/arm64/mm/dma-mapping.c in the Linux kernel before 4.0.3, as used in
 the ION subsystem in Android and other products, does not initialize
 certain data structures, which allows local users to obtain sensitive
 information from kernel memory by triggering a dma_mmap call.
Ubuntu-Description:
Notes:
 jdstrand> android kernels (flo, goldfish, grouper, maguro, mako and manta) are
  not supported on the Ubuntu Touch 14.10 and earlier preview kernels
 jdstrand> linux-lts-saucy no longer receives official support
 jdstrand> linux-lts-quantal no longer receives official support
 tyhicks> specific to arm64 kernels
Bugs:
Priority: low
Discovered-by:
Assigned-to:
CVSS:
 nvd: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N [5.5 MEDIUM]

Patches_linux:
 break-fix: d4932f9e81ae7a7bf3c3967e48373909b9c98ee5 6829e274a623187c24f7cfc0e3d35f25d087fcc5
upstream_linux: released (4.1~rc2)
precise_linux: ignored (reached end-of-life)
precise/esm_linux: not-affected
trusty_linux: not-affected
trusty/esm_linux: not-affected
vivid/ubuntu-core_linux: released (3.19.0-22.22)
vivid/stable-phone-overlay_linux: DNE
xenial_linux: not-affected (4.2.0-16.19)
esm-infra/xenial_linux: not-affected (4.2.0-16.19)
yakkety_linux: not-affected (4.4.0-21.37)
zesty_linux: not-affected (4.8.0-22.24)
devel_linux: not-affected (4.10.0-19.21)

Patches_linux-ti-omap4:
upstream_linux-ti-omap4: released (4.1~rc2)
precise_linux-ti-omap4: ignored (reached end-of-life)
precise/esm_linux-ti-omap4: DNE (precise was needed)
trusty_linux-ti-omap4: DNE
trusty/esm_linux-ti-omap4: DNE
vivid/ubuntu-core_linux-ti-omap4: DNE
vivid/stable-phone-overlay_linux-ti-omap4: DNE
xenial_linux-ti-omap4: DNE
yakkety_linux-ti-omap4: DNE
zesty_linux-ti-omap4: DNE
devel_linux-ti-omap4: DNE

Patches_linux-linaro-omap:
upstream_linux-linaro-omap: released (4.1~rc2)
precise_linux-linaro-omap: ignored (abandoned)
precise/esm_linux-linaro-omap: DNE (precise was ignored [abandoned])
trusty_linux-linaro-omap: DNE
trusty/esm_linux-linaro-omap: DNE
vivid/ubuntu-core_linux-linaro-omap: DNE
vivid/stable-phone-overlay_linux-linaro-omap: DNE
xenial_linux-linaro-omap: DNE
yakkety_linux-linaro-omap: DNE
zesty_linux-linaro-omap: DNE
devel_linux-linaro-omap: DNE

Patches_linux-linaro-shared:
upstream_linux-linaro-shared: released (4.1~rc2)
precise_linux-linaro-shared: ignored (abandoned)
precise/esm_linux-linaro-shared: DNE (precise was ignored [abandoned])
trusty_linux-linaro-shared: DNE
trusty/esm_linux-linaro-shared: DNE
vivid/ubuntu-core_linux-linaro-shared: DNE
vivid/stable-phone-overlay_linux-linaro-shared: DNE
xenial_linux-linaro-shared: DNE
yakkety_linux-linaro-shared: DNE
zesty_linux-linaro-shared: DNE
devel_linux-linaro-shared: DNE

Patches_linux-linaro-vexpress:
upstream_linux-linaro-vexpress: released (4.1~rc2)
precise_linux-linaro-vexpress: ignored (abandoned)
precise/esm_linux-linaro-vexpress: DNE (precise was ignored [abandoned])
trusty_linux-linaro-vexpress: DNE
trusty/esm_linux-linaro-vexpress: DNE
vivid/ubuntu-core_linux-linaro-vexpress: DNE
vivid/stable-phone-overlay_linux-linaro-vexpress: DNE
xenial_linux-linaro-vexpress: DNE
yakkety_linux-linaro-vexpress: DNE
zesty_linux-linaro-vexpress: DNE
devel_linux-linaro-vexpress: DNE

Patches_linux-qcm-msm:
upstream_linux-qcm-msm: released (4.1~rc2)
precise_linux-qcm-msm: ignored (abandoned)
precise/esm_linux-qcm-msm: DNE (precise was ignored [abandoned])
trusty_linux-qcm-msm: DNE
trusty/esm_linux-qcm-msm: DNE
vivid/ubuntu-core_linux-qcm-msm: DNE
vivid/stable-phone-overlay_linux-qcm-msm: DNE
xenial_linux-qcm-msm: DNE
yakkety_linux-qcm-msm: DNE
zesty_linux-qcm-msm: DNE
devel_linux-qcm-msm: DNE

Tags_linux-armadaxp: not-ue
Patches_linux-armadaxp:
upstream_linux-armadaxp: released (4.1~rc2)
precise_linux-armadaxp: ignored (reached end-of-life)
precise/esm_linux-armadaxp: DNE (precise was needed)
trusty_linux-armadaxp: DNE
trusty/esm_linux-armadaxp: DNE
vivid/ubuntu-core_linux-armadaxp: DNE
vivid/stable-phone-overlay_linux-armadaxp: DNE
xenial_linux-armadaxp: DNE
yakkety_linux-armadaxp: DNE
zesty_linux-armadaxp: DNE
devel_linux-armadaxp: DNE

Tags_linux-lts-quantal: not-ue
Patches_linux-lts-quantal:
upstream_linux-lts-quantal: released (4.1~rc2)
precise_linux-lts-quantal: ignored (end-of-life)
precise/esm_linux-lts-quantal: DNE (precise was ignored [end-of-life])
trusty_linux-lts-quantal: DNE
trusty/esm_linux-lts-quantal: DNE
vivid/ubuntu-core_linux-lts-quantal: DNE
vivid/stable-phone-overlay_linux-lts-quantal: DNE
xenial_linux-lts-quantal: DNE
yakkety_linux-lts-quantal: DNE
zesty_linux-lts-quantal: DNE
devel_linux-lts-quantal: DNE

Patches_linux-lts-raring:
upstream_linux-lts-raring: released (4.1~rc2)
precise_linux-lts-raring: ignored (end-of-life)
precise/esm_linux-lts-raring: DNE (precise was ignored [end-of-life])
trusty_linux-lts-raring: DNE
trusty/esm_linux-lts-raring: DNE
vivid/ubuntu-core_linux-lts-raring: DNE
vivid/stable-phone-overlay_linux-lts-raring: DNE
xenial_linux-lts-raring: DNE
yakkety_linux-lts-raring: DNE
zesty_linux-lts-raring: DNE
devel_linux-lts-raring: DNE

Tags_linux-lts-saucy: not-ue
Patches_linux-lts-saucy:
upstream_linux-lts-saucy: released (4.1~rc2)
precise_linux-lts-saucy: ignored (end-of-life)
precise/esm_linux-lts-saucy: DNE (precise was ignored [end-of-life])
trusty_linux-lts-saucy: DNE
trusty/esm_linux-lts-saucy: DNE
vivid/ubuntu-core_linux-lts-saucy: DNE
vivid/stable-phone-overlay_linux-lts-saucy: DNE
xenial_linux-lts-saucy: DNE
yakkety_linux-lts-saucy: DNE
zesty_linux-lts-saucy: DNE
devel_linux-lts-saucy: DNE

Patches_linux-lts-trusty:
upstream_linux-lts-trusty: released (4.1~rc2)
precise_linux-lts-trusty: ignored (reached end-of-life)
precise/esm_linux-lts-trusty: not-affected
trusty_linux-lts-trusty: DNE
trusty/esm_linux-lts-trusty: DNE
vivid/ubuntu-core_linux-lts-trusty: DNE
vivid/stable-phone-overlay_linux-lts-trusty: DNE
xenial_linux-lts-trusty: DNE
yakkety_linux-lts-trusty: DNE
zesty_linux-lts-trusty: DNE
devel_linux-lts-trusty: DNE

Patches_linux-goldfish:
upstream_linux-goldfish: released (4.1~rc2)
precise_linux-goldfish: DNE
precise/esm_linux-goldfish: DNE
trusty_linux-goldfish: ignored
trusty/esm_linux-goldfish: DNE (trusty was ignored)
vivid/ubuntu-core_linux-goldfish: DNE
vivid/stable-phone-overlay_linux-goldfish: DNE
xenial_linux-goldfish: ignored (abandoned)
yakkety_linux-goldfish: ignored (abandoned)
zesty_linux-goldfish: ignored (abandoned)
devel_linux-goldfish: DNE

Patches_linux-grouper:
upstream_linux-grouper: released (4.1~rc2)
precise_linux-grouper: DNE
precise/esm_linux-grouper: DNE
trusty_linux-grouper: ignored
trusty/esm_linux-grouper: DNE (trusty was ignored)
vivid/ubuntu-core_linux-grouper: DNE
vivid/stable-phone-overlay_linux-grouper: DNE
xenial_linux-grouper: DNE
yakkety_linux-grouper: DNE
zesty_linux-grouper: DNE
devel_linux-grouper: DNE

Patches_linux-maguro:
upstream_linux-maguro: released (4.1~rc2)
precise_linux-maguro: DNE
precise/esm_linux-maguro: DNE
trusty_linux-maguro: ignored
trusty/esm_linux-maguro: DNE (trusty was ignored)
vivid/ubuntu-core_linux-maguro: DNE
vivid/stable-phone-overlay_linux-maguro: DNE
xenial_linux-maguro: DNE
yakkety_linux-maguro: DNE
zesty_linux-maguro: DNE
devel_linux-maguro: DNE

Patches_linux-mako:
upstream_linux-mako: released (4.1~rc2)
precise_linux-mako: DNE
precise/esm_linux-mako: DNE
trusty_linux-mako: ignored
trusty/esm_linux-mako: DNE (trusty was ignored)
vivid/ubuntu-core_linux-mako: DNE
vivid/stable-phone-overlay_linux-mako: ignored (abandoned)
xenial_linux-mako: ignored (abandoned)
yakkety_linux-mako: ignored (abandoned)
zesty_linux-mako: DNE
devel_linux-mako: DNE

Patches_linux-manta:
upstream_linux-manta: released (4.1~rc2)
precise_linux-manta: DNE
precise/esm_linux-manta: DNE
trusty_linux-manta: ignored
trusty/esm_linux-manta: DNE (trusty was ignored)
vivid/ubuntu-core_linux-manta: DNE
vivid/stable-phone-overlay_linux-manta: DNE
xenial_linux-manta: DNE
yakkety_linux-manta: DNE
zesty_linux-manta: DNE
devel_linux-manta: DNE

Patches_linux-flo:
upstream_linux-flo: released (4.1~rc2)
precise_linux-flo: DNE
precise/esm_linux-flo: DNE
trusty_linux-flo: ignored
trusty/esm_linux-flo: DNE (trusty was ignored)
vivid/ubuntu-core_linux-flo: DNE
vivid/stable-phone-overlay_linux-flo: ignored (abandoned)
xenial_linux-flo: ignored (abandoned)
yakkety_linux-flo: ignored (abandoned)
zesty_linux-flo: DNE
devel_linux-flo: DNE

Patches_linux-raspi2:
upstream_linux-raspi2: released (4.1~rc2)
precise_linux-raspi2: DNE
precise/esm_linux-raspi2: DNE
trusty_linux-raspi2: DNE
trusty/esm_linux-raspi2: DNE
vivid/ubuntu-core_linux-raspi2: released (4.2.0-1014.21)
vivid/stable-phone-overlay_linux-raspi2: DNE
xenial_linux-raspi2: not-affected (4.2.0-1013.19)
yakkety_linux-raspi2: not-affected (4.4.0-1009.10)
zesty_linux-raspi2: not-affected (4.8.0-1013.15)
devel_linux-raspi2: not-affected (4.10.0-1004.6)

Patches_linux-lts-utopic:
upstream_linux-lts-utopic: released (4.1~rc2)
precise_linux-lts-utopic: DNE
precise/esm_linux-lts-utopic: DNE
trusty_linux-lts-utopic: ignored (out of standard support)
trusty/esm_linux-lts-utopic: DNE (trusty was ignored [out of standard support])
vivid/ubuntu-core_linux-lts-utopic: DNE
vivid/stable-phone-overlay_linux-lts-utopic: DNE
xenial_linux-lts-utopic: DNE
yakkety_linux-lts-utopic: DNE
zesty_linux-lts-utopic: DNE
devel_linux-lts-utopic: DNE

Patches_linux-lts-vivid:
upstream_linux-lts-vivid: released (4.1~rc2)
precise_linux-lts-vivid: DNE
precise/esm_linux-lts-vivid: DNE
trusty_linux-lts-vivid: released (3.19.0-22.22~14.04.1)
trusty/esm_linux-lts-vivid: DNE (trusty was released [3.19.0-22.22~14.04.1])
vivid/ubuntu-core_linux-lts-vivid: DNE
vivid/stable-phone-overlay_linux-lts-vivid: DNE
xenial_linux-lts-vivid: DNE
yakkety_linux-lts-vivid: DNE
zesty_linux-lts-vivid: DNE
devel_linux-lts-vivid: DNE

Patches_linux-lts-wily:
upstream_linux-lts-wily: released (4.1~rc2)
precise_linux-lts-wily: DNE
precise/esm_linux-lts-wily: DNE
trusty_linux-lts-wily: ignored (out of standard support)
trusty/esm_linux-lts-wily: DNE (trusty was ignored [out of standard support])
vivid/ubuntu-core_linux-lts-wily: DNE
vivid/stable-phone-overlay_linux-lts-wily: DNE
xenial_linux-lts-wily: DNE
yakkety_linux-lts-wily: DNE
zesty_linux-lts-wily: DNE
devel_linux-lts-wily: DNE

Patches_linux-lts-xenial:
upstream_linux-lts-xenial: released (4.1~rc2)
precise_linux-lts-xenial: DNE
precise/esm_linux-lts-xenial: DNE
trusty_linux-lts-xenial: not-affected (4.4.0-13.29~14.04.1)
trusty/esm_linux-lts-xenial: not-affected (4.4.0-13.29~14.04.1)
vivid/ubuntu-core_linux-lts-xenial: DNE
vivid/stable-phone-overlay_linux-lts-xenial: DNE
xenial_linux-lts-xenial: DNE
yakkety_linux-lts-xenial: DNE
zesty_linux-lts-xenial: DNE
devel_linux-lts-xenial: DNE

Patches_linux-snapdragon:
upstream_linux-snapdragon: released (4.1~rc2)
precise_linux-snapdragon: DNE
precise/esm_linux-snapdragon: DNE
trusty_linux-snapdragon: DNE
trusty/esm_linux-snapdragon: DNE
vivid/ubuntu-core_linux-snapdragon: DNE
vivid/stable-phone-overlay_linux-snapdragon: DNE
xenial_linux-snapdragon: not-affected (4.4.0-1012.12)
yakkety_linux-snapdragon: not-affected (4.4.0-1012.12)
zesty_linux-snapdragon: not-affected (4.4.0-1029.32)
devel_linux-snapdragon: not-affected (4.4.0-1050.54)

Patches_linux-aws:
upstream_linux-aws: released (4.1~rc2)
precise_linux-aws: DNE
precise/esm_linux-aws: DNE
trusty_linux-aws: not-affected (4.4.0-1002.2)
trusty/esm_linux-aws: not-affected (4.4.0-1002.2)
vivid/ubuntu-core_linux-aws: DNE
vivid/stable-phone-overlay_linux-aws: DNE
xenial_linux-aws: not-affected (4.4.0-1001.10)
esm-infra/xenial_linux-aws: not-affected (4.4.0-1001.10)
yakkety_linux-aws: DNE
zesty_linux-aws: DNE
devel_linux-aws: DNE

Patches_linux-hwe-edge:
upstream_linux-hwe-edge: released (4.1~rc2)
precise_linux-hwe-edge: DNE
precise/esm_linux-hwe-edge: DNE
trusty_linux-hwe-edge: DNE
trusty/esm_linux-hwe-edge: DNE
vivid/ubuntu-core_linux-hwe-edge: DNE
vivid/stable-phone-overlay_linux-hwe-edge: DNE
xenial_linux-hwe-edge: not-affected (4.8.0-36.36~16.04.1)
esm-infra/xenial_linux-hwe-edge: not-affected (4.8.0-36.36~16.04.1)
yakkety_linux-hwe-edge: DNE
zesty_linux-hwe-edge: DNE
devel_linux-hwe-edge: DNE

Patches_linux-hwe:
upstream_linux-hwe: released (4.1~rc2)
precise_linux-hwe: DNE
precise/esm_linux-hwe: DNE
trusty_linux-hwe: DNE
trusty/esm_linux-hwe: DNE
vivid/ubuntu-core_linux-hwe: DNE
vivid/stable-phone-overlay_linux-hwe: DNE
xenial_linux-hwe: not-affected (4.8.0-36.36~16.04.1)
esm-infra/xenial_linux-hwe: not-affected (4.8.0-36.36~16.04.1)
yakkety_linux-hwe: DNE
zesty_linux-hwe: DNE
devel_linux-hwe: DNE

Patches_linux-gke:
upstream_linux-gke: released (4.1~rc2)
precise_linux-gke: DNE
precise/esm_linux-gke: DNE
trusty_linux-gke: DNE
trusty/esm_linux-gke: DNE
vivid/ubuntu-core_linux-gke: DNE
vivid/stable-phone-overlay_linux-gke: DNE
xenial_linux-gke: not-affected (4.4.0-1003.3)
yakkety_linux-gke: DNE
zesty_linux-gke: DNE
devel_linux-gke: DNE