CVE-2020-0433

In blk_mq_queue_tag_busy_iter of blk-mq-tag.c, there is a possible use after free due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-151939299
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
google_androidCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 5%
VendorProductVersion
googleandroid
-
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.226-1
fixed
bookworm
6.1.106-3
fixed
bookworm (security)
6.1.112-1
fixed
trixie
6.11.5-1
fixed
sid
6.11.6-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
focal
not-affected
bionic
Fixed 4.15.0-101.102
released
xenial
Fixed 4.4.0-185.215
released
trusty
ignored
linux-aws
focal
not-affected
bionic
Fixed 4.15.0-1067.71
released
xenial
Fixed 4.4.0-1110.121
released
trusty
ignored
linux-aws-5.0
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-aws-5.3
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-aws-5.4
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-aws-hwe
focal
dne
bionic
dne
xenial
Fixed 4.15.0-1067.71~16.04.1
released
trusty
dne
linux-azure
focal
not-affected
bionic
ignored
xenial
Fixed 4.15.0-1083.93~16.04.1
released
trusty
ignored
linux-azure-4.15
focal
dne
bionic
Fixed 4.15.0-1083.93
released
xenial
dne
trusty
dne
linux-azure-5.3
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-azure-5.4
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-azure-edge
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gcp
focal
not-affected
bionic
ignored
xenial
Fixed 4.15.0-1071.81~16.04.1
released
trusty
dne
linux-gcp-4.15
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-gcp-5.3
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gcp-5.4
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-gcp-edge
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gke-4.15
focal
dne
bionic
Fixed 4.15.0-1059.62
released
xenial
dne
trusty
dne
linux-gke-5.0
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-gke-5.3
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-hwe
focal
dne
bionic
Fixed 5.0.0-23.24~18.04.1
released
xenial
Fixed 4.15.0-101.102~16.04.1
released
trusty
dne
linux-hwe-5.4
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-hwe-edge
focal
dne
bionic
ignored
xenial
ignored
trusty
dne
linux-kvm
focal
not-affected
bionic
Fixed 4.15.0-1060.61
released
xenial
Fixed 4.4.0-1076.83
released
trusty
dne
linux-lts-trusty
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-lts-xenial
focal
dne
bionic
dne
xenial
dne
trusty
ignored
linux-oem
focal
dne
bionic
Fixed 4.15.0-1081.91
released
xenial
ignored
trusty
dne
linux-oem-5.6
focal
not-affected
bionic
dne
xenial
dne
trusty
dne
linux-oem-osp1
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-oracle
focal
not-affected
bionic
Fixed 4.15.0-1039.43
released
xenial
Fixed 4.15.0-1039.43~16.04.1
released
trusty
dne
linux-oracle-5.0
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-oracle-5.3
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-oracle-5.4
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-raspi
focal
not-affected
bionic
dne
xenial
dne
trusty
dne
linux-raspi-5.4
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-raspi2
focal
ignored
bionic
Fixed 4.15.0-1062.66
released
xenial
Fixed 4.4.0-1135.144
released
trusty
dne
linux-raspi2-5.3
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-riscv
focal
not-affected
bionic
dne
xenial
dne
trusty
dne
linux-snapdragon
focal
dne
bionic
Fixed 4.15.0-1079.86
released
xenial
Fixed 4.4.0-1139.147
released
trusty
dne
Common Weakness Enumeration
References
https://source.android.com/security/bulletin/pixel/2020-09-01
https://source.android.com/security/bulletin/pixel/2020-09-01