PublicDateAtUSN: 2016-11-16
Candidate: CVE-2016-7910
PublicDate: 2016-11-16 05:59:00 UTC
References:
 https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-7910
 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=77da160530dd1dc94f6ae15a981f24e5f0021e84
 http://source.android.com/security/bulletin/2016-11-01.html
 http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.1
 https://github.com/torvalds/linux/commit/77da160530dd1dc94f6ae15a981f24e5f0021e84
 https://ubuntu.com/security/notices/USN-3206-1
 https://ubuntu.com/security/notices/USN-3207-1
 https://ubuntu.com/security/notices/USN-3207-2
Description:
 Use-after-free vulnerability in the disk_seqf_stop function in
 block/genhd.c in the Linux kernel before 4.7.1 allows local users to gain
 privileges by leveraging the execution of a certain stop operation even if
 the corresponding start operation had failed.
Ubuntu-Description:
 It was discovered that a use-after-free vulnerability existed in the block
 device layer of the Linux kernel. A local attacker could use this to cause
 a denial of service (system crash) or possibly gain administrative
 privileges.
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
Bugs:
Priority: medium
Discovered-by:
Assigned-to:
CVSS:
 nvd: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H [7.8 HIGH]

Patches_linux:
 break-fix: - 77da160530dd1dc94f6ae15a981f24e5f0021e84
upstream_linux: released (4.8~rc1)
precise_linux: released (3.2.0-122.165)
precise/esm_linux: released (3.2.0-122.165)
trusty_linux: released (3.13.0-109.156)
trusty/esm_linux: released (3.13.0-109.156)
vivid/ubuntu-core_linux: released (3.19.0-81.89)
vivid/stable-phone-overlay_linux: DNE
xenial_linux: released (4.4.0-38.57)
esm-infra/xenial_linux: released (4.4.0-38.57)
yakkety_linux: not-affected (4.8.0-11.12)
zesty_linux: not-affected (4.8.0-22.24)
artful_linux: not-affected (4.10.0-19.21)
devel_linux: not-affected (4.13.0-16.19)

Patches_linux-ti-omap4:
upstream_linux-ti-omap4: released (4.8~rc1)
precise_linux-ti-omap4: released (3.2.0-1500.127)
precise/esm_linux-ti-omap4: DNE (precise was released [3.2.0-1500.127])
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
artful_linux-ti-omap4: DNE
devel_linux-ti-omap4: DNE

Patches_linux-linaro-omap:
upstream_linux-linaro-omap: released (4.8~rc1)
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
artful_linux-linaro-omap: DNE
devel_linux-linaro-omap: DNE

Patches_linux-linaro-shared:
upstream_linux-linaro-shared: released (4.8~rc1)
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
artful_linux-linaro-shared: DNE
devel_linux-linaro-shared: DNE

Patches_linux-linaro-vexpress:
upstream_linux-linaro-vexpress: released (4.8~rc1)
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
artful_linux-linaro-vexpress: DNE
devel_linux-linaro-vexpress: DNE

Patches_linux-qcm-msm:
upstream_linux-qcm-msm: released (4.8~rc1)
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
artful_linux-qcm-msm: DNE
devel_linux-qcm-msm: DNE

Tags_linux-armadaxp: not-ue
Patches_linux-armadaxp:
upstream_linux-armadaxp: released (4.8~rc1)
precise_linux-armadaxp: released (3.2.0-1683.110)
precise/esm_linux-armadaxp: DNE (precise was released [3.2.0-1683.110])
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
artful_linux-armadaxp: DNE
devel_linux-armadaxp: DNE

Tags_linux-lts-quantal: not-ue
Patches_linux-lts-quantal:
upstream_linux-lts-quantal: released (4.8~rc1)
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
artful_linux-lts-quantal: DNE
devel_linux-lts-quantal: DNE

Patches_linux-lts-raring:
upstream_linux-lts-raring: released (4.8~rc1)
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
artful_linux-lts-raring: DNE
devel_linux-lts-raring: DNE

Tags_linux-lts-saucy: not-ue
Patches_linux-lts-saucy:
upstream_linux-lts-saucy: released (4.8~rc1)
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
artful_linux-lts-saucy: DNE
devel_linux-lts-saucy: DNE

Patches_linux-lts-trusty:
upstream_linux-lts-trusty: released (4.8~rc1)
precise_linux-lts-trusty: released (3.13.0-110.157~precise1)
precise/esm_linux-lts-trusty: released (3.13.0-109.156~precise2)
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
artful_linux-lts-trusty: DNE
devel_linux-lts-trusty: DNE

Patches_linux-goldfish:
upstream_linux-goldfish: released (4.8~rc1)
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)
artful_linux-goldfish: DNE
devel_linux-goldfish: DNE

Patches_linux-grouper:
upstream_linux-grouper: released (4.8~rc1)
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
artful_linux-grouper: DNE
devel_linux-grouper: DNE

Patches_linux-maguro:
upstream_linux-maguro: released (4.8~rc1)
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
artful_linux-maguro: DNE
devel_linux-maguro: DNE

Patches_linux-mako:
upstream_linux-mako: released (4.8~rc1)
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
artful_linux-mako: DNE
devel_linux-mako: DNE

Patches_linux-manta:
upstream_linux-manta: released (4.8~rc1)
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
artful_linux-manta: DNE
devel_linux-manta: DNE

Patches_linux-flo:
upstream_linux-flo: released (4.8~rc1)
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
artful_linux-flo: DNE
devel_linux-flo: DNE

Patches_linux-raspi2:
upstream_linux-raspi2: released (4.8~rc1)
precise_linux-raspi2: DNE
precise/esm_linux-raspi2: DNE
trusty_linux-raspi2: DNE
trusty/esm_linux-raspi2: DNE
vivid/ubuntu-core_linux-raspi2: ignored (was needed now end-of-life)
vivid/stable-phone-overlay_linux-raspi2: DNE
xenial_linux-raspi2: released (4.4.0-1023.29)
yakkety_linux-raspi2: not-affected (4.8.0-1012.14)
zesty_linux-raspi2: not-affected (4.8.0-1013.15)
artful_linux-raspi2: not-affected (4.10.0-1004.6)
devel_linux-raspi2: not-affected (4.13.0-1005.5)

Patches_linux-lts-utopic:
upstream_linux-lts-utopic: released (4.8~rc1)
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
artful_linux-lts-utopic: DNE
devel_linux-lts-utopic: DNE

Patches_linux-lts-vivid:
upstream_linux-lts-vivid: released (4.8~rc1)
precise_linux-lts-vivid: DNE
precise/esm_linux-lts-vivid: DNE
trusty_linux-lts-vivid: ignored (was pending [3.19.0-82.90~14.04.1] now end-of-life)
trusty/esm_linux-lts-vivid: DNE (trusty was ignored [was pending [3.19.0-82.90~14.04.1] now end-of-life])
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
artful_linux-lts-vivid: DNE
devel_linux-lts-vivid: DNE

Patches_linux-lts-wily:
upstream_linux-lts-wily: released (4.8~rc1)
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
artful_linux-lts-wily: DNE
devel_linux-lts-wily: DNE

Patches_linux-lts-xenial:
upstream_linux-lts-xenial: released (4.8~rc1)
precise_linux-lts-xenial: DNE
precise/esm_linux-lts-xenial: DNE
trusty_linux-lts-xenial: released (4.4.0-38.57~14.04.1)
trusty/esm_linux-lts-xenial: released (4.4.0-38.57~14.04.1)
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
artful_linux-lts-xenial: DNE
devel_linux-lts-xenial: DNE

Patches_linux-snapdragon:
upstream_linux-snapdragon: released (4.8~rc1)
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: released (4.4.0-1026.29)
yakkety_linux-snapdragon: not-affected (4.4.0-1029.32)
zesty_linux-snapdragon: not-affected (4.4.0-1029.32)
artful_linux-snapdragon: not-affected (4.4.0-1050.54)
devel_linux-snapdragon: not-affected (4.4.0-1077.82)

Patches_linux-aws:
upstream_linux-aws: released (4.8~rc1)
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
artful_linux-aws: DNE
devel_linux-aws: DNE

Patches_linux-hwe-edge:
upstream_linux-hwe-edge: released (4.8~rc1)
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
artful_linux-hwe-edge: DNE
devel_linux-hwe-edge: DNE

Patches_linux-hwe:
upstream_linux-hwe: released (4.8~rc1)
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
artful_linux-hwe: DNE
devel_linux-hwe: DNE

Patches_linux-gke:
upstream_linux-gke: released (4.8~rc1)
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
artful_linux-gke: DNE
devel_linux-gke: DNE

Patches_linux-azure:
upstream_linux-azure: released (4.8~rc1)
precise/esm_linux-azure: DNE
trusty_linux-azure: not-affected (4.15.0-1023.24~14.04.1)
trusty/esm_linux-azure: not-affected (4.15.0-1023.24~14.04.1)
vivid/ubuntu-core_linux-azure: DNE
vivid/stable-phone-overlay_linux-azure: DNE
xenial_linux-azure: not-affected (4.11.0-1009.9)
esm-infra/xenial_linux-azure: not-affected (4.11.0-1009.9)
yakkety_linux-azure: DNE
zesty_linux-azure: DNE
artful_linux-azure: DNE
devel_linux-azure: DNE


Patches_linux-gcp:
upstream_linux-gcp: released (4.8~rc1)
precise/esm_linux-gcp: DNE
trusty_linux-gcp: DNE
trusty/esm_linux-gcp: DNE
vivid/ubuntu-core_linux-gcp: DNE
xenial_linux-gcp: not-affected (4.10.0-1004.4)
esm-infra/xenial_linux-gcp: not-affected (4.10.0-1004.4)
yakkety_linux-gcp: DNE
zesty_linux-gcp: DNE
artful_linux-gcp: DNE
devel_linux-gcp: DNE

Patches_linux-kvm:
upstream_linux-kvm: released (4.8~rc1)
precise/esm_linux-kvm: DNE
trusty_linux-kvm: DNE
trusty/esm_linux-kvm: DNE
vivid/ubuntu-core_linux-kvm: DNE
xenial_linux-kvm: not-affected (4.4.0-1004.9)
esm-infra/xenial_linux-kvm: not-affected (4.4.0-1004.9)
zesty_linux-kvm: DNE
artful_linux-kvm: DNE
devel_linux-kvm: DNE

Patches_linux-euclid:
upstream_linux-euclid: released (4.8~rc1)
precise/esm_linux-euclid: DNE
trusty_linux-euclid: DNE
trusty/esm_linux-euclid: DNE
vivid/ubuntu-core_linux-euclid: DNE
xenial_linux-euclid: not-affected (4.4.0-9019.20)
zesty_linux-euclid: DNE
artful_linux-euclid: DNE
devel_linux-euclid: DNE

Patches_linux-oem:
upstream_linux-oem: released (4.8~rc1)
precise/esm_linux-oem: DNE
trusty_linux-oem: DNE
trusty/esm_linux-oem: DNE
xenial_linux-oem: not-affected (4.13.0-1008.9)
zesty_linux-oem: DNE
artful_linux-oem: DNE
devel_linux-oem: DNE