CVE-2020-8835

In the Linux kernel 5.5.0 and newer, the bpf verifier (kernel/bpf/verifier.c) did not properly restrict the register bounds for 32-bit operations, leading to out-of-bounds reads and writes in kernel memory. The vulnerability also affects the Linux 5.4 stable series, starting with v5.4.7, as the introducing commit was backported to that branch. This vulnerability was fixed in 5.6.1, 5.5.14, and 5.4.29. (issue is aka ZDI-CAN-10780)
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
HIGH
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 96%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
5.4.7 ≤
𝑥
< 5.4.29
linuxlinux_kernel
5.5.0 ≤
𝑥
< 5.5.14
linuxlinux_kernel
5.6 ≤
𝑥
< 5.6.1
canonicalubuntu_linux
18.04
canonicalubuntu_linux
19.10
netappcloud_backup
-
netapphci_management_node
-
netappsolidfire
-
netappsteelstore_cloud_integrated_storage
-
netappa700s_firmware
-
netapp8300_firmware
-
netapp8700_firmware
-
netappa400_firmware
-
netappa320_firmware
-
netappc190_firmware
-
netappa220_firmware
-
netappfas2720_firmware
-
netappfas2750_firmware
-
netappa800_firmware
-
netapph300s_firmware
-
netapph500s_firmware
-
netapph700s_firmware
-
netapph300e_firmware
-
netapph500e_firmware
-
netapph700e_firmware
-
netapph410s_firmware
-
netapph610c_firmware
-
netapph610s_firmware
-
netapph615c_firmware
-
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
buster
not-affected
jessie
not-affected
sid
6.11.5-1
fixed
stretch
not-affected
trixie
6.11.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
bionic
not-affected
eoan
Fixed 5.3.0-45.37
released
focal
not-affected
trusty
not-affected
xenial
not-affected
linux-aws
bionic
not-affected
eoan
Fixed 5.3.0-1015.16
released
focal
not-affected
trusty
not-affected
xenial
not-affected
linux-aws-5.0
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
not-affected
eoan
Fixed 5.3.0-1018.19
released
focal
not-affected
trusty
not-affected
xenial
not-affected
linux-azure-5.3
bionic
Fixed 5.3.0-1018.19~18.04.1
released
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-azure-edge
bionic
ignored
eoan
dne
focal
dne
trusty
dne
xenial
ignored
linux-gcp
bionic
not-affected
eoan
Fixed 5.3.0-1016.17
released
focal
not-affected
trusty
dne
xenial
not-affected
linux-gcp-5.3
bionic
Fixed 5.3.0-1016.17~18.04.1
released
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
Fixed 5.3.0-1016.17~18.04.1
released
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-hwe
bionic
Fixed 5.3.0-45.37~18.04.1
released
eoan
dne
focal
dne
trusty
dne
xenial
not-affected
linux-hwe-edge
bionic
ignored
eoan
dne
focal
dne
trusty
dne
xenial
not-affected
linux-kvm
bionic
not-affected
eoan
Fixed 5.3.0-1014.15
released
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
not-affected
xenial
dne
linux-oem
bionic
not-affected
eoan
not-affected
focal
dne
trusty
dne
xenial
not-affected
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
Fixed 5.3.0-1013.14
released
focal
not-affected
trusty
dne
xenial
not-affected
linux-oracle-5.0
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-oracle-5.3
bionic
Fixed 5.3.0-1013.14~18.04.1
released
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-raspi2
bionic
not-affected
eoan
Fixed 5.3.0-1021.23
released
focal
ignored
trusty
dne
xenial
not-affected
linux-raspi2-5.3
bionic
Fixed 5.3.0-1021.23~18.04.1
released
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-snapdragon
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
not-affected
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
kernel-64kb
suse enterprise desktop 15 SP3
5.3.18-57.3
fixed
suse enterprise desktop 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise desktop 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise desktop 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise sap 15 SP3
5.3.18-57.3
fixed
suse enterprise sap 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise sap 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise sap 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise server 15 SP3
5.3.18-57.3
fixed
suse enterprise server 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise server 15 SP7
6.4.0-150700.51.1
fixed
kernel-azure
suse enterprise sap 15 SP2
5.3.18-16.2
fixed
suse enterprise sap 15 SP3
5.3.18-36.1
fixed
suse enterprise sap 15 SP4
5.14.21-150400.12.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.31.4
fixed
suse enterprise sap 15 SP6
6.4.0-150600.6.3
fixed
suse enterprise server 15 SP2
5.3.18-16.2
fixed
suse enterprise server 15 SP3
5.3.18-36.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.12.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.31.4
fixed
suse enterprise server 15 SP6
6.4.0-150600.6.3
fixed
kernel-default
suse enterprise desktop 15 SP2
5.3.18-22.2
fixed
suse enterprise desktop 15 SP3
5.3.18-57.3
fixed
suse enterprise desktop 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise desktop 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise desktop 15 SP6
6.4.0-150600.21.3
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise sap 15 SP2
5.3.18-22.2
fixed
suse enterprise sap 15 SP3
5.3.18-57.3
fixed
suse enterprise sap 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise sap 15 SP6
6.4.0-150600.21.3
fixed
suse enterprise sap 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise server 15 SP2
5.3.18-22.2
fixed
suse enterprise server 15 SP3
5.3.18-57.3
fixed
suse enterprise server 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.21.3
fixed
suse enterprise server 15 SP7
6.4.0-150700.51.1
fixed
kernel-default-extra
suse enterprise desktop 15 SP3
5.3.18-57.3
fixed
suse enterprise sap 15 SP3
5.3.18-57.3
fixed
suse enterprise server 15 SP3
5.3.18-57.3
fixed
suse enterprise workstation 15 SP3
5.3.18-57.3
fixed
kernel-docs
suse enterprise desktop 15 SP2
5.3.18-22.3
fixed
suse enterprise desktop 15 SP3
5.3.18-57.3
fixed
suse enterprise desktop 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise desktop 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise desktop 15 SP6
6.4.0-150600.21.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.51.2
fixed
suse enterprise sap 15 SP2
5.3.18-22.3
fixed
suse enterprise sap 15 SP3
5.3.18-57.3
fixed
suse enterprise sap 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise sap 15 SP6
6.4.0-150600.21.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.51.2
fixed
suse enterprise server 15 SP2
5.3.18-22.3
fixed
suse enterprise server 15 SP3
5.3.18-57.3
fixed
suse enterprise server 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.21.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.51.2
fixed
kernel-macros
suse enterprise desktop 15 SP2
5.3.18-22.2
fixed
suse enterprise desktop 15 SP3
5.3.18-57.3
fixed
suse enterprise desktop 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise desktop 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise desktop 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise sap 15 SP2
5.3.18-22.2
fixed
suse enterprise sap 15 SP3
5.3.18-57.3
fixed
suse enterprise sap 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise sap 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise sap 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise server 15 SP2
5.3.18-22.2
fixed
suse enterprise server 15 SP3
5.3.18-57.3
fixed
suse enterprise server 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise server 15 SP7
6.4.0-150700.51.1
fixed
kernel-obs-build
suse enterprise desktop 15 SP2
5.3.18-22.2
fixed
suse enterprise desktop 15 SP3
5.3.18-57.3
fixed
suse enterprise desktop 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise desktop 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise desktop 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.51.2
fixed
suse enterprise sap 15 SP2
5.3.18-22.2
fixed
suse enterprise sap 15 SP3
5.3.18-57.3
fixed
suse enterprise sap 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise sap 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise sap 15 SP7
6.4.0-150700.51.2
fixed
suse enterprise server 15 SP2
5.3.18-22.2
fixed
suse enterprise server 15 SP3
5.3.18-57.3
fixed
suse enterprise server 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise server 15 SP7
6.4.0-150700.51.2
fixed
kernel-preempt
suse enterprise desktop 15 SP2
5.3.18-22.2
fixed
suse enterprise desktop 15 SP3
5.3.18-57.3
fixed
suse enterprise sap 15 SP2
5.3.18-22.2
fixed
suse enterprise sap 15 SP3
5.3.18-57.3
fixed
suse enterprise server 15 SP2
5.3.18-22.2
fixed
suse enterprise server 15 SP3
5.3.18-57.3
fixed
kernel-preempt-extra
suse enterprise desktop 15 SP3
5.3.18-57.3
fixed
suse enterprise sap 15 SP3
5.3.18-57.3
fixed
suse enterprise server 15 SP3
5.3.18-57.3
fixed
suse enterprise workstation 15 SP3
5.3.18-57.3
fixed
kernel-source
suse enterprise desktop 15 SP2
5.3.18-22.2
fixed
suse enterprise desktop 15 SP3
5.3.18-57.3
fixed
suse enterprise desktop 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise desktop 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise desktop 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise sap 15 SP2
5.3.18-22.2
fixed
suse enterprise sap 15 SP3
5.3.18-57.3
fixed
suse enterprise sap 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise sap 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise sap 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise server 15 SP2
5.3.18-22.2
fixed
suse enterprise server 15 SP3
5.3.18-57.3
fixed
suse enterprise server 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise server 15 SP7
6.4.0-150700.51.1
fixed
kernel-source-azure
suse enterprise sap 15 SP2
5.3.18-16.1
fixed
suse enterprise sap 15 SP3
5.3.18-36.1
fixed
suse enterprise sap 15 SP4
5.14.21-150400.12.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.31.4
fixed
suse enterprise sap 15 SP6
6.4.0-150600.6.2
fixed
suse enterprise server 15 SP2
5.3.18-16.1
fixed
suse enterprise server 15 SP3
5.3.18-36.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.12.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.31.4
fixed
suse enterprise server 15 SP6
6.4.0-150600.6.2
fixed
kernel-syms
suse enterprise desktop 15 SP2
5.3.18-22.1
fixed
suse enterprise desktop 15 SP3
5.3.18-57.1
fixed
suse enterprise desktop 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise desktop 15 SP5
5.14.21-150500.53.1
fixed
suse enterprise desktop 15 SP6
6.4.0-150600.21.1
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise sap 15 SP2
5.3.18-22.1
fixed
suse enterprise sap 15 SP3
5.3.18-57.1
fixed
suse enterprise sap 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.53.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.21.1
fixed
suse enterprise sap 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise server 15 SP2
5.3.18-22.1
fixed
suse enterprise server 15 SP3
5.3.18-57.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.53.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.21.1
fixed
suse enterprise server 15 SP7
6.4.0-150700.51.1
fixed
kernel-syms-azure
suse enterprise sap 15 SP2
5.3.18-16.1
fixed
suse enterprise sap 15 SP3
5.3.18-36.1
fixed
suse enterprise sap 15 SP4
5.14.21-150400.12.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.31.1
fixed
suse enterprise sap 15 SP6
6.4.0-150600.6.1
fixed
suse enterprise server 15 SP2
5.3.18-16.1
fixed
suse enterprise server 15 SP3
5.3.18-36.1
fixed
suse enterprise server 15 SP4
5.14.21-150400.12.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.31.1
fixed
suse enterprise server 15 SP6
6.4.0-150600.6.1
fixed
kernel-zfcpdump
suse enterprise desktop 15 SP2
5.3.18-22.2
fixed
suse enterprise desktop 15 SP3
5.3.18-57.3
fixed
suse enterprise desktop 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise desktop 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise desktop 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise desktop 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise sap 15 SP2
5.3.18-22.2
fixed
suse enterprise sap 15 SP3
5.3.18-57.3
fixed
suse enterprise sap 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise sap 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise sap 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise sap 15 SP7
6.4.0-150700.51.1
fixed
suse enterprise server 15 SP2
5.3.18-22.2
fixed
suse enterprise server 15 SP3
5.3.18-57.3
fixed
suse enterprise server 15 SP4
5.14.21-150400.22.1
fixed
suse enterprise server 15 SP5
5.14.21-150500.53.2
fixed
suse enterprise server 15 SP6
6.4.0-150600.21.2
fixed
suse enterprise server 15 SP7
6.4.0-150700.51.1
fixed
References