CVE-2019-20811

EUVD-2019-11348
An issue was discovered in the Linux kernel before 5.0.6. In rx_queue_add_kobject() and netdev_queue_add_kobject() in net/core/net-sysfs.c, a reference count is mishandled, aka CID-a3e23f719f5c.
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:N/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
𝑥
< 5.0.6
debiandebian_linux
8.0
debiandebian_linux
9.0
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
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
6.11.6-1
fixed
trixie
6.11.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
bionic
Fixed 4.15.0-60.67
released
eoan
not-affected
focal
not-affected
groovy
not-affected
trusty
ignored
xenial
Fixed 4.4.0-190.220
released
linux-aws
bionic
Fixed 4.15.0-1047.49
released
eoan
not-affected
focal
not-affected
groovy
not-affected
trusty
Fixed 4.4.0-1078.82
released
xenial
Fixed 4.4.0-1114.127
released
linux-aws-5.0
bionic
ignored
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-aws-5.3
bionic
not-affected
eoan
dne
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
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
Fixed 4.15.0-1047.49~16.04.1
released
linux-azure
bionic
ignored
eoan
not-affected
focal
not-affected
groovy
not-affected
trusty
Fixed 4.15.0-1059.64~14.04.1
released
xenial
Fixed 4.15.0-1056.61
released
linux-azure-4.15
bionic
not-affected
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-azure-5.3
bionic
not-affected
eoan
dne
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
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-dell300x
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gcp
bionic
ignored
eoan
not-affected
focal
not-affected
groovy
not-affected
trusty
dne
xenial
Fixed 4.15.0-1041.43
released
linux-gcp-4.15
bionic
not-affected
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gcp-5.3
bionic
not-affected
eoan
dne
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
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gke-4.15
bionic
Fixed 4.15.0-1041.43
released
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gke-5.0
bionic
not-affected
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-gke-5.3
bionic
not-affected
eoan
dne
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
bionic
dne
focal
not-affected
groovy
dne
trusty
dne
xenial
dne
linux-gkeop-5.4
bionic
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-hwe
bionic
Fixed 5.0.0-23.24~18.04.1
released
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
Fixed 4.15.0-60.67~16.04.1
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
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
ignored
linux-kvm
bionic
Fixed 4.15.0-1043.43
released
eoan
not-affected
focal
not-affected
groovy
not-affected
trusty
dne
xenial
Fixed 4.4.0-1080.87
released
linux-lts-trusty
bionic
dne
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-lts-xenial
bionic
dne
eoan
dne
focal
dne
groovy
dne
trusty
Fixed 4.4.0-190.220~14.04.1
released
xenial
dne
linux-oem
bionic
Fixed 4.15.0-1056.65
released
eoan
ignored
focal
dne
groovy
dne
trusty
dne
xenial
ignored
linux-oem-5.10
bionic
dne
focal
not-affected
groovy
dne
trusty
dne
xenial
dne
linux-oem-5.6
bionic
dne
eoan
dne
focal
not-affected
groovy
dne
trusty
dne
xenial
dne
linux-oem-osp1
bionic
not-affected
eoan
not-affected
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-oracle
bionic
Fixed 4.15.0-1022.25
released
eoan
not-affected
focal
not-affected
groovy
not-affected
trusty
dne
xenial
Fixed 4.15.0-1022.25~16.04.1
released
linux-oracle-5.0
bionic
ignored
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-oracle-5.3
bionic
not-affected
eoan
dne
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
eoan
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 4.15.0-1044.47
released
eoan
not-affected
focal
ignored
groovy
dne
trusty
dne
xenial
Fixed 4.4.0-1139.148
released
linux-raspi2-5.3
bionic
not-affected
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
dne
linux-riscv
bionic
dne
eoan
dne
focal
not-affected
groovy
not-affected
trusty
dne
xenial
dne
linux-snapdragon
bionic
Fixed 4.15.0-1062.69
released
eoan
dne
focal
dne
groovy
dne
trusty
dne
xenial
Fixed 4.4.0-1143.152
released
References
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a3e23f719f5c4a38ffb3d30c8d7632a4ed8ccd9e
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://usn.ubuntu.com/4527-1/
https://www.debian.org/security/2020/dsa-4698
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.6
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=a3e23f719f5c4a38ffb3d30c8d7632a4ed8ccd9e
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://usn.ubuntu.com/4527-1/
https://www.debian.org/security/2020/dsa-4698