CVE-2020-10769

A buffer over-read flaw was found in RH kernel versions before 5.0 in crypto_authenc_extractkeys in crypto/authenc.c in the IPsec Cryptographic algorithm's module, authenc. When a payload longer than 4 bytes, and is not following 4-byte alignment boundary guidelines, it causes a buffer over-read threat, leading to a system crash. This flaw allows a local attacker with user privileges to cause a denial of service.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
redhatCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 25%
VendorProductVersion
redhatenterprise_linux
7.0
opensuseleap
15.1
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
eoan
not-affected
bionic
Fixed 4.15.0-55.60
released
xenial
Fixed 4.4.0-145.171
released
trusty
ignored
linux-aws
focal
not-affected
eoan
not-affected
bionic
Fixed 4.15.0-1047.49
released
xenial
Fixed 4.4.0-1079.89
released
trusty
ignored
linux-aws-5.0
focal
dne
eoan
dne
bionic
ignored
xenial
dne
trusty
dne
linux-aws-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-aws-hwe
focal
dne
eoan
dne
bionic
dne
xenial
Fixed 4.15.0-1047.49~16.04.1
released
trusty
dne
linux-azure
focal
not-affected
eoan
not-affected
bionic
ignored
xenial
Fixed 4.15.0-1051.56
released
trusty
ignored
linux-azure-4.15
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-azure-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-azure-edge
focal
dne
eoan
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gcp
focal
not-affected
eoan
not-affected
bionic
ignored
xenial
Fixed 4.15.0-1037.39~16.04.1
released
trusty
dne
linux-gcp-4.15
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-gcp-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-gcp-edge
focal
dne
eoan
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gke-4.15
focal
dne
eoan
dne
bionic
Fixed 4.15.0-1037.39
released
xenial
dne
trusty
dne
linux-gke-5.0
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-gke-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-hwe
focal
dne
eoan
dne
bionic
Fixed 5.0.0-23.24~18.04.1
released
xenial
Fixed 4.15.0-55.60~16.04.2
released
trusty
dne
linux-hwe-edge
focal
dne
eoan
dne
bionic
ignored
xenial
ignored
trusty
dne
linux-kvm
focal
not-affected
eoan
not-affected
bionic
Fixed 4.15.0-1039.39
released
xenial
Fixed 4.4.0-1043.49
released
trusty
dne
linux-lts-trusty
focal
dne
eoan
dne
bionic
dne
xenial
dne
trusty
dne
linux-lts-xenial
focal
dne
eoan
dne
bionic
dne
xenial
dne
trusty
ignored
linux-oem
focal
dne
eoan
not-affected
bionic
Fixed 4.15.0-1050.57
released
xenial
ignored
trusty
dne
linux-oem-5.6
focal
not-affected
eoan
dne
bionic
dne
xenial
dne
trusty
dne
linux-oem-osp1
focal
dne
eoan
not-affected
bionic
not-affected
xenial
dne
trusty
dne
linux-oracle
focal
not-affected
eoan
not-affected
bionic
Fixed 4.15.0-1018.20
released
xenial
Fixed 4.15.0-1018.20~16.04.1
released
trusty
dne
linux-oracle-5.0
focal
dne
eoan
dne
bionic
ignored
xenial
dne
trusty
dne
linux-oracle-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-raspi
focal
not-affected
eoan
dne
bionic
dne
xenial
dne
trusty
dne
linux-raspi2
focal
ignored
eoan
not-affected
bionic
Fixed 4.15.0-1041.44
released
xenial
Fixed 4.4.0-1106.114
released
trusty
dne
linux-raspi2-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-riscv
focal
not-affected
eoan
dne
bionic
dne
xenial
dne
trusty
dne
linux-snapdragon
focal
dne
eoan
dne
bionic
Fixed 4.15.0-1058.64
released
xenial
Fixed 4.4.0-1110.115
released
trusty
dne