CVE-2022-20566

In l2cap_chan_put of l2cap_core, 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-165329981References: Upstream kernel
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
---
---
CVEADP
---
---
CISA-ADPADP
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
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
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 5.15.0-50.56
released
focal
Fixed 5.4.0-128.144
released
bionic
Fixed 4.15.0-197.208
released
xenial
Fixed 4.4.0-237.271
released
trusty
ignored
linux-allwinner
noble
dne
mantic
dne
lunar
not-affected
kinetic
not-affected
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-allwinner-5.19
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-aws
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 5.15.0-1021.25
released
focal
Fixed 5.4.0-1086.93
released
bionic
Fixed 4.15.0-1143.155
released
xenial
Fixed 4.4.0-1154.169
released
trusty
Fixed 4.4.0-1116.122
released
linux-aws-5.0
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-aws-5.11
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-aws-5.13
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-aws-5.15
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-1021.25~20.04.1
released
bionic
dne
xenial
dne
trusty
dne
linux-aws-5.19
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-aws-5.3
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-aws-5.4
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 5.4.0-1086.93~18.04.1
released
xenial
dne
trusty
dne
linux-aws-5.8
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-aws-6.2
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-aws-6.5
noble
dne
mantic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-aws-fips
noble
dne
mantic
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-aws-hwe
kinetic
dne
jammy
dne
focal
dne
bionic
dne
xenial
Fixed 4.15.0-1143.155~16.04.1
released
trusty
dne
linux-azure
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 5.15.0-1021.26
released
focal
Fixed 5.4.0-1094.100
released
bionic
ignored
xenial
Fixed 4.15.0-1159.174~16.04.1
released
trusty
Fixed 4.15.0-1157.172~14.04.2
released
linux-azure-4.15
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 4.15.0-1157.172
released
xenial
dne
trusty
dne
linux-azure-5.11
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-azure-5.13
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-azure-5.15
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-1021.26~20.04.1
released
bionic
dne
xenial
dne
trusty
dne
linux-azure-5.19
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-azure-5.3
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-azure-5.4
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 5.4.0-1094.100~18.04.1
released
xenial
dne
trusty
dne
linux-azure-5.8
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-azure-6.2
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-azure-6.5
noble
dne
mantic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-azure-edge
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-azure-fde
kinetic
dne
jammy
Fixed 5.15.0-1024.30.1
released
focal
Fixed 5.4.0-1094.100
released
bionic
dne
xenial
dne
trusty
dne
linux-azure-fde-5.15
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-1021.26~20.04.1.1
released
bionic
dne
xenial
dne
trusty
dne
linux-azure-fde-5.19
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-azure-fde-6.2
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-azure-fips
noble
dne
mantic
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-bluefield
kinetic
dne
jammy
dne
focal
Fixed 5.4.0-1047.52
released
bionic
dne
xenial
dne
trusty
dne
linux-dell300x
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 4.15.0-1055.60
released
xenial
dne
trusty
dne
linux-fips
kinetic
dne
jammy
dne
focal
dne
bionic
dne
xenial
ignored
trusty
ignored
linux-gcp
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 5.15.0-1019.25
released
focal
Fixed 5.4.0-1090.98
released
bionic
ignored
xenial
Fixed 4.15.0-1138.154~16.04.1
released
trusty
dne
linux-gcp-4.15
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 4.15.0-1138.154
released
xenial
dne
trusty
dne
linux-gcp-5.11
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-gcp-5.13
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-gcp-5.15
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-1021.28~20.04.1
released
bionic
dne
xenial
dne
trusty
dne
linux-gcp-5.19
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-gcp-5.3
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gcp-5.4
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 5.4.0-1092.101~18.04.1
released
xenial
dne
trusty
dne
linux-gcp-5.8
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-gcp-6.2
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-gcp-6.5
noble
dne
mantic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-gcp-fips
noble
dne
mantic
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-gke
noble
not-affected
kinetic
dne
jammy
Fixed 5.15.0-1017.20
released
focal
Fixed 5.4.0-1084.90
released
bionic
dne
xenial
ignored
trusty
dne
linux-gke-4.15
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gke-5.0
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gke-5.15
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-1019.23~20.04.1
released
bionic
dne
xenial
dne
trusty
dne
linux-gke-5.3
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gke-5.4
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gkeop
kinetic
dne
jammy
Fixed 5.15.0-1004.6
released
focal
Fixed 5.4.0-1054.57
released
bionic
dne
xenial
dne
trusty
dne
linux-gkeop-5.15
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-1005.7~20.04.1
released
bionic
dne
xenial
dne
trusty
dne
linux-gkeop-5.4
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-hwe
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
Fixed 4.15.0-197.208~16.04.1
released
trusty
dne
linux-hwe-5.11
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-hwe-5.13
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-hwe-5.15
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-50.56~20.04.1
released
bionic
dne
xenial
dne
trusty
dne
linux-hwe-5.19
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-hwe-5.4
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 5.4.0-128.144~18.04.1
released
xenial
dne
trusty
dne
linux-hwe-5.8
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-hwe-6.2
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-hwe-6.5
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-hwe-6.8
noble
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-hwe-edge
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
ignored
trusty
dne
linux-ibm
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 5.15.0-1015.17
released
focal
Fixed 5.4.0-1034.38
released
bionic
dne
xenial
dne
trusty
dne
linux-ibm-5.15
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
not-affected
bionic
dne
xenial
dne
trusty
dne
linux-ibm-5.4
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 5.4.0-1034.38~18.04.1
released
xenial
dne
trusty
dne
linux-intel
noble
not-affected
mantic
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-intel-5.13
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-intel-iot-realtime
noble
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-intel-iotg
kinetic
dne
jammy
Fixed 5.15.0-1017.22
released
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-intel-iotg-5.15
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-1017.22~20.04.1
released
bionic
dne
xenial
dne
trusty
dne
linux-iot
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
focal
Fixed 5.4.0-1005.7
released
bionic
dne
xenial
dne
trusty
dne
linux-kvm
noble
dne
mantic
dne
lunar
not-affected
kinetic
not-affected
jammy
Fixed 5.15.0-1019.23
released
focal
Fixed 5.4.0-1076.81
released
bionic
Fixed 4.15.0-1129.134
released
xenial
Fixed 4.4.0-1117.127
released
trusty
dne
linux-laptop
noble
dne
mantic
not-affected
lunar
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-lowlatency
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 5.15.0-50.56
released
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-lowlatency-hwe-5.15
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-50.56~20.04.1
released
bionic
dne
xenial
dne
trusty
dne
linux-lowlatency-hwe-5.19
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-lowlatency-hwe-6.2
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-lowlatency-hwe-6.5
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-lowlatency-hwe-6.8
noble
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-lts-xenial
kinetic
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
Fixed 4.4.0-237.271~14.04.1
released
linux-nvidia
noble
not-affected
mantic
dne
lunar
dne
kinetic
dne
jammy
Fixed 5.15.0-1015.15
released
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-nvidia-6.2
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-nvidia-6.5
noble
dne
mantic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-nvidia-6.8
noble
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-nvidia-lowlatency
noble
not-affected
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-oem
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
ignored
trusty
dne
linux-oem-5.10
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-oem-5.13
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-oem-5.14
kinetic
dne
jammy
dne
focal
Fixed 5.14.0-1058.66
released
bionic
dne
xenial
dne
trusty
dne
linux-oem-5.17
noble
dne
mantic
dne
lunar
dne
kinetic
ignored
jammy
Fixed 5.17.0-1028.29
released
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-oem-5.6
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-oem-6.0
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-oem-6.1
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-oem-6.5
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-oem-6.8
noble
not-affected
mantic
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-oem-osp1
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-oracle
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 5.15.0-1019.24
released
focal
Fixed 5.4.0-1084.92
released
bionic
Fixed 4.15.0-1108.119
released
xenial
Fixed 4.15.0-1108.119~16.04.1
released
trusty
dne
linux-oracle-5.0
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-oracle-5.11
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-oracle-5.13
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-oracle-5.15
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-1019.24~20.04.1
released
bionic
dne
xenial
dne
trusty
dne
linux-oracle-5.3
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-oracle-5.4
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 5.4.0-1084.92~18.04.1
released
xenial
dne
trusty
dne
linux-oracle-5.8
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-oracle-6.5
noble
dne
mantic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-raspi
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 5.15.0-1016.18
released
focal
Fixed 5.4.0-1071.81
released
bionic
dne
xenial
dne
trusty
dne
linux-raspi-5.4
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 5.4.0-1071.81~18.04.1
released
xenial
dne
trusty
dne
linux-raspi-realtime
noble
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-raspi2
kinetic
dne
jammy
dne
focal
ignored
bionic
Fixed 4.15.0-1121.129
released
xenial
ignored
trusty
dne
linux-raspi2-5.3
kinetic
dne
jammy
dne
focal
dne
bionic
ignored
xenial
dne
trusty
dne
linux-realtime
noble
dne
jammy
ignored
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-riscv
noble
not-affected
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
Fixed 5.15.0-1020.23
released
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-riscv-5.11
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-riscv-5.15
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
dne
focal
Fixed 5.15.0-1022.26~20.04.1
released
bionic
dne
xenial
dne
trusty
dne
linux-riscv-5.19
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-riscv-5.8
kinetic
dne
jammy
dne
focal
ignored
bionic
dne
xenial
dne
trusty
dne
linux-riscv-6.5
noble
dne
mantic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-riscv-6.8
noble
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-snapdragon
kinetic
dne
jammy
dne
focal
dne
bionic
Fixed 4.15.0-1139.149
released
xenial
ignored
trusty
dne
linux-starfive
noble
dne
mantic
not-affected
lunar
not-affected
kinetic
not-affected
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-starfive-5.19
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-starfive-6.2
noble
dne
mantic
dne
lunar
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-starfive-6.5
noble
dne
mantic
dne
jammy
not-affected
focal
dne
bionic
dne
xenial
dne
trusty
dne
linux-xilinx-zynqmp
noble
dne
mantic
dne
lunar
dne
kinetic
dne
jammy
not-affected
focal
not-affected
bionic
dne
xenial
dne
trusty
dne