CVE-2020-10774

A memory disclosure flaw was found in the Linux kernel's versions before 4.18.0-193.el8 in the sysctl subsystem when reading the /proc/sys/kernel/rh_features file. This flaw allows a local user to read uninitialized values from the kernel memory. The highest threat from this vulnerability is to confidentiality.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 11%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
𝑥
< 4.18.0-193.el8
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
not-affected
eoan
not-affected
focal
not-affected
trusty
ignored
xenial
not-affected
linux-aws
bionic
not-affected
eoan
not-affected
focal
not-affected
trusty
ignored
xenial
not-affected
linux-aws-5.0
bionic
ignored
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-aws-5.3
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-aws-hwe
bionic
dne
eoan
dne
focal
dne
trusty
dne
xenial
not-affected
linux-azure
bionic
ignored
eoan
not-affected
focal
not-affected
trusty
ignored
xenial
not-affected
linux-azure-4.15
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-azure-5.3
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-azure-edge
bionic
ignored
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gcp
bionic
ignored
eoan
not-affected
focal
not-affected
trusty
dne
xenial
not-affected
linux-gcp-4.15
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gcp-5.3
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gcp-edge
bionic
ignored
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gke-4.15
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gke-5.0
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gke-5.3
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-hwe
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
not-affected
linux-hwe-edge
bionic
ignored
eoan
dne
focal
dne
trusty
dne
xenial
ignored
linux-kvm
bionic
not-affected
eoan
not-affected
focal
not-affected
trusty
dne
xenial
not-affected
linux-lts-trusty
bionic
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-lts-xenial
bionic
dne
eoan
dne
focal
dne
trusty
ignored
xenial
dne
linux-oem
bionic
not-affected
eoan
not-affected
focal
dne
trusty
dne
xenial
ignored
linux-oem-5.6
bionic
dne
eoan
dne
focal
not-affected
trusty
dne
xenial
dne
linux-oem-osp1
bionic
not-affected
eoan
not-affected
focal
dne
trusty
dne
xenial
dne
linux-oracle
bionic
not-affected
eoan
not-affected
focal
not-affected
trusty
dne
xenial
not-affected
linux-oracle-5.0
bionic
ignored
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-oracle-5.3
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-raspi
bionic
dne
eoan
dne
focal
not-affected
trusty
dne
xenial
dne
linux-raspi2
bionic
not-affected
eoan
not-affected
focal
ignored
trusty
dne
xenial
not-affected
linux-raspi2-5.3
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-riscv
bionic
dne
eoan
dne
focal
not-affected
trusty
dne
xenial
dne
linux-snapdragon
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
not-affected
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
bpftool
RHEL 8
0:4.18.0-240.el8
fixed
kernel
RHEL 8
0:4.18.0-240.el8
fixed
kernel-abi-whitelists
RHEL 8
0:4.18.0-240.el8
fixed
kernel-core
RHEL 8
0:4.18.0-240.el8
fixed
kernel-debug
RHEL 8
0:4.18.0-240.el8
fixed
kernel-debug-core
RHEL 8
0:4.18.0-240.el8
fixed
kernel-debug-devel
RHEL 8
0:4.18.0-240.el8
fixed
kernel-debug-modules
RHEL 8
0:4.18.0-240.el8
fixed
kernel-debug-modules-extra
RHEL 8
0:4.18.0-240.el8
fixed
kernel-devel
RHEL 8
0:4.18.0-240.el8
fixed
kernel-doc
RHEL 8
0:4.18.0-240.el8
fixed
kernel-modules
RHEL 8
0:4.18.0-240.el8
fixed
kernel-modules-extra
RHEL 8
0:4.18.0-240.el8
fixed
kernel-rt
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-core
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-debug
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-debug-core
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-debug-devel
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-debug-kvm
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-debug-modules
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-debug-modules-extra
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-devel
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-kvm
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-modules
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-rt-modules-extra
RHEL 8
0:4.18.0-240.rt7.54.el8
fixed
kernel-tools
RHEL 8
0:4.18.0-240.el8
fixed
kernel-tools-libs
RHEL 8
0:4.18.0-240.el8
fixed
kernel-tools-libs-devel
RHEL 8
0:4.18.0-240.el8
fixed
kernel-zfcpdump
RHEL 8
0:4.18.0-240.el8
fixed
kernel-zfcpdump-core
RHEL 8
0:4.18.0-240.el8
fixed
kernel-zfcpdump-devel
RHEL 8
0:4.18.0-240.el8
fixed
kernel-zfcpdump-modules
RHEL 8
0:4.18.0-240.el8
fixed
kernel-zfcpdump-modules-extra
RHEL 8
0:4.18.0-240.el8
fixed
perf
RHEL 8
0:4.18.0-240.el8
fixed
python3-perf
RHEL 8
0:4.18.0-240.el8
fixed
Common Weakness Enumeration
References
https://bugzilla.redhat.com/show_bug.cgi?id=1846964
https://bugzilla.redhat.com/show_bug.cgi?id=1846964