CVE-2020-14381

A flaw was found in the Linux kernels futex implementation. This flaw allows a local attacker to corrupt system memory or escalate their privileges when creating a futex on a filesystem that is about to be unmounted. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
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
redhatCNA
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CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 69%
VendorProductVersion
linuxlinux_kernel
𝑥
< 5.6
linuxlinux_kernel
5.6
linuxlinux_kernel
5.6:rc1
linuxlinux_kernel
5.6:rc2
linuxlinux_kernel
5.6:rc3
linuxlinux_kernel
5.6:rc4
linuxlinux_kernel
5.6:rc5
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 4.15.0-99.100
released
xenial
Fixed 4.4.0-179.209
released
trusty
ignored
linux-aws
focal
not-affected
bionic
Fixed 4.15.0-1066.70
released
xenial
Fixed 4.4.0-1107.118
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 4.15.0-1066.70~16.04.1
released
trusty
dne
linux-azure
focal
not-affected
bionic
ignored
xenial
Fixed 4.15.0-1082.92~16.04.1
released
trusty
ignored
linux-azure-4.15
focal
dne
bionic
not-affected
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 4.15.0-1061.65
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 4.15.0-1058.61
released
xenial
dne
trusty
dne
linux-gke-5.0
focal
dne
bionic
Fixed 5.0.0-1037.38
released
xenial
dne
trusty
dne
linux-gke-5.3
focal
dne
bionic
Fixed 5.3.0-1020.22~18.04.1
released
xenial
dne
trusty
dne
linux-hwe
focal
dne
bionic
Fixed 5.3.0-53.47~18.04.1
released
xenial
Fixed 4.15.0-99.100~16.04.1
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 4.15.0-1059.60
released
xenial
Fixed 4.4.0-1071.78
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 4.15.0-1080.90
released
xenial
ignored
trusty
dne
linux-oem-5.6
focal
not-affected
bionic
dne
xenial
dne
trusty
dne
linux-oem-osp1
focal
dne
bionic
Fixed 5.0.0-1052.57
released
xenial
dne
trusty
dne
linux-oracle
focal
not-affected
bionic
Fixed 4.15.0-1038.42
released
xenial
Fixed 4.15.0-1038.42~16.04.1
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 4.15.0-1061.65
released
xenial
Fixed 4.4.0-1133.142
released
trusty
dne
linux-raspi2-5.3
focal
dne
bionic
Fixed 5.3.0-1026.28~18.04.1
released
xenial
dne
trusty
dne
linux-riscv
focal
not-affected
bionic
dne
xenial
dne
trusty
dne
linux-snapdragon
focal
dne
bionic
Fixed 4.15.0-1077.84
released
xenial
Fixed 4.4.0-1137.145
released
trusty
dne
Common Weakness Enumeration
References
https://bugzilla.redhat.com/show_bug.cgi?id=1874311
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8019ad13ef7f64be44d4f892af9c840179009254
https://bugzilla.redhat.com/show_bug.cgi?id=1874311
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=8019ad13ef7f64be44d4f892af9c840179009254