CVE-2020-0444

EUVD-2020-1945
In audit_free_lsm_field of auditfilter.c, there is a possible bad kfree due to a logic error in audit_data_to_entry. 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-150693166References: Upstream kernel
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
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: 3%
Affected Products (NVD)
VendorProductVersion
googleandroid
-
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bookworm
6.1.106-3
fixed
bookworm (security)
6.1.112-1
fixed
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.226-1
fixed
sid
6.11.5-1
fixed
trixie
6.11.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
bionic
Fixed 4.15.0-99.100
released
focal
not-affected
groovy
not-affected
trusty
ignored
xenial
Fixed 4.4.0-178.208
released
linux-aws
bionic
Fixed 4.15.0-1066.70
released
focal
not-affected
groovy
not-affected
trusty
ignored
xenial
Fixed 4.4.0-1106.117
released
linux-aws-5.0
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-aws-5.3
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-aws-5.4
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-aws-hwe
bionic
dne
focal
dne
groovy
dne
trusty
dne
xenial
Fixed 4.15.0-1066.70~16.04.1
released
linux-azure
bionic
ignored
focal
not-affected
groovy
not-affected
trusty
ignored
xenial
Fixed 4.15.0-1082.92~16.04.1
released
linux-azure-4.15
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-azure-5.3
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-azure-5.4
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-azure-edge
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gcp
bionic
ignored
focal
not-affected
groovy
not-affected
trusty
dne
xenial
Fixed 4.15.0-1061.65
released
linux-gcp-4.15
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gcp-5.3
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gcp-5.4
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gcp-edge
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gke-4.15
bionic
Fixed 4.15.0-1058.61
released
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gke-5.0
bionic
Fixed 5.0.0-1035.36
released
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gke-5.3
bionic
Fixed 5.3.0-1018.19~18.04.1
released
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gke-5.4
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gkeop-5.4
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-hwe
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
Fixed 4.15.0-99.100~16.04.1
released
linux-hwe-5.4
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-hwe-5.8
bionic
dne
focal
not-affected
groovy
dne
trusty
dne
xenial
dne
linux-hwe-edge
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
ignored
linux-kvm
bionic
Fixed 4.15.0-1059.60
released
focal
not-affected
groovy
not-affected
trusty
dne
xenial
Fixed 4.4.0-1070.77
released
linux-lts-trusty
bionic
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-lts-xenial
bionic
dne
focal
dne
groovy
dne
trusty
ignored
xenial
dne
linux-oem
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
ignored
linux-oem-5.6
bionic
dne
focal
not-affected
groovy
dne
trusty
dne
xenial
dne
linux-oem-osp1
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-oracle
bionic
Fixed 4.15.0-1038.42
released
focal
not-affected
groovy
not-affected
trusty
dne
xenial
Fixed 4.15.0-1038.42~16.04.1
released
linux-oracle-5.0
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-oracle-5.3
bionic
ignored
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-oracle-5.4
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-raspi
bionic
dne
focal
not-affected
groovy
not-affected
trusty
dne
xenial
dne
linux-raspi-5.4
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-raspi2
bionic
Fixed 4.15.0-1061.65
released
focal
ignored
groovy
dne
trusty
dne
xenial
Fixed 4.4.0-1132.141
released
linux-raspi2-5.3
bionic
Fixed 5.3.0-1023.25~18.04.1
released
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-riscv
bionic
dne
focal
ignored
groovy
not-affected
trusty
dne
xenial
dne
linux-snapdragon
bionic
Fixed 4.15.0-1077.84
released
focal
dne
groovy
dne
trusty
dne
xenial
Fixed 4.4.0-1136.144
released
Common Weakness Enumeration
References
https://source.android.com/security/bulletin/2020-12-01
https://source.android.com/security/bulletin/2020-12-01