CVE-2019-20096

In the Linux kernel before 5.1, there is a memory leak in __feat_register_sp() in net/dccp/feat.c, which may cause denial of service, aka CID-1d3ff0950e2b.
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:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
𝑥
< 5.1
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
debiandebian_linux
8.0
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 4.15.0-88.88
released
disco
ignored
eoan
not-affected
focal
not-affected
trusty
ignored
xenial
Fixed 4.4.0-174.204
released
linux-aws
bionic
Fixed 4.15.0-1060.62
released
disco
ignored
eoan
not-affected
focal
not-affected
trusty
Fixed 4.4.0-1062.66
released
xenial
Fixed 4.4.0-1102.113
released
linux-aws-5.0
bionic
Fixed 5.0.0-1025.28
released
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-aws-hwe
bionic
dne
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
Fixed 4.15.0-1060.62~16.04.1
released
linux-azure
bionic
Fixed 5.0.0-1032.34
released
disco
ignored
eoan
not-affected
focal
not-affected
trusty
Fixed 4.15.0-1071.76~14.04.1
released
xenial
Fixed 4.15.0-1071.76
released
linux-azure-5.3
bionic
not-affected
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-azure-edge
bionic
ignored
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
ignored
linux-gcp
bionic
Fixed 5.0.0-1031.32
released
disco
ignored
eoan
not-affected
focal
not-affected
trusty
dne
xenial
Fixed 4.15.0-1055.59
released
linux-gcp-5.3
bionic
not-affected
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gcp-edge
bionic
ignored
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gke-4.15
bionic
Fixed 4.15.0-1052.55
released
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gke-5.0
bionic
Fixed 5.0.0-1030.31
released
disco
dne
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
Fixed 5.3.0-26.28~18.04.1
released
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
Fixed 4.15.0-88.88~16.04.1
released
linux-hwe-edge
bionic
ignored
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
ignored
linux-kvm
bionic
Fixed 4.15.0-1053.53
released
disco
ignored
eoan
not-affected
focal
not-affected
trusty
dne
xenial
Fixed 4.4.0-1066.73
released
linux-lts-trusty
bionic
dne
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-lts-xenial
bionic
dne
disco
dne
eoan
dne
focal
dne
trusty
Fixed 4.4.0-174.204~14.04.1
released
xenial
dne
linux-oem
bionic
Fixed 4.15.0-1073.83
released
disco
ignored
eoan
Fixed 4.15.0-1073.83
released
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
Fixed 5.0.0-1039.44
released
disco
ignored
eoan
Fixed 5.0.0-1039.44
released
focal
dne
trusty
dne
xenial
dne
linux-oracle
bionic
Fixed 4.15.0-1033.36
released
disco
ignored
eoan
not-affected
focal
not-affected
trusty
dne
xenial
Fixed 4.15.0-1033.36~16.04.1
released
linux-oracle-5.0
bionic
Fixed 5.0.0-1011.16
released
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-oracle-5.3
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-raspi2
bionic
Fixed 4.15.0-1055.59
released
disco
ignored
eoan
not-affected
focal
not-affected
trusty
dne
xenial
Fixed 4.4.0-1129.138
released
linux-raspi2-5.3
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-snapdragon
bionic
Fixed 4.15.0-1072.79
released
disco
ignored
eoan
dne
focal
dne
trusty
dne
xenial
Fixed 4.4.0-1133.141
released
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
kernel-azure
suse enterprise sap 12 SP4
4.12.14-6.37.1
fixed
suse enterprise sap 12 SP5
4.12.14-16.7.1
fixed
suse enterprise sap 15 SP1
4.12.14-8.27.1
fixed
suse enterprise server 12 SP4
4.12.14-6.37.1
fixed
suse enterprise server 12 SP5
4.12.14-16.7.1
fixed
suse enterprise server 15 SP1
4.12.14-8.27.1
fixed
kernel-azure-base
suse enterprise sap 12 SP4
4.12.14-6.37.1
fixed
suse enterprise sap 12 SP5
4.12.14-16.7.1
fixed
suse enterprise sap 15 SP1
4.12.14-8.27.1
fixed
suse enterprise server 12 SP4
4.12.14-6.37.1
fixed
suse enterprise server 12 SP5
4.12.14-16.7.1
fixed
suse enterprise server 15 SP1
4.12.14-8.27.1
fixed
kernel-default
suse enterprise desktop 15 SP1
4.12.14-197.34.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.48.1
fixed
suse enterprise sap 12 SP5
4.12.14-122.17.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.34.1
fixed
suse enterprise server 12 SP2
4.4.121-92.129.1
fixed
suse enterprise server 12 SP3
4.4.180-94.116.1
fixed
suse enterprise server 12 SP4
4.12.14-95.48.1
fixed
suse enterprise server 12 SP5
4.12.14-122.17.1
fixed
suse enterprise server 15
4.12.14-150.52.1
fixed
suse enterprise server 15 SP1
4.12.14-197.34.1
fixed
kernel-default-base
suse enterprise desktop 15 SP1
4.12.14-197.34.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.48.1
fixed
suse enterprise sap 12 SP5
4.12.14-122.17.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.34.1
fixed
suse enterprise server 12 SP2
4.4.121-92.129.1
fixed
suse enterprise server 12 SP3
4.4.180-94.116.1
fixed
suse enterprise server 12 SP4
4.12.14-95.48.1
fixed
suse enterprise server 12 SP5
4.12.14-122.17.1
fixed
suse enterprise server 15
4.12.14-150.52.1
fixed
suse enterprise server 15 SP1
4.12.14-197.34.1
fixed
kernel-default-kgraft
suse enterprise server 12 SP3
4.4.180-94.116.1
fixed
kernel-default-man
suse enterprise desktop 15 SP1
4.12.14-197.34.1
fixed
suse enterprise desktop 15 SP2
4.12.14-197.34.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.48.1
fixed
suse enterprise sap 12 SP5
4.12.14-122.17.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.34.1
fixed
suse enterprise sap 15 SP2
4.12.14-197.34.1
fixed
suse enterprise server 12 SP2
4.4.121-92.129.1
fixed
suse enterprise server 12 SP3
4.4.180-94.116.1
fixed
suse enterprise server 12 SP4
4.12.14-95.48.1
fixed
suse enterprise server 12 SP5
4.12.14-122.17.1
fixed
suse enterprise server 15
4.12.14-150.52.1
fixed
suse enterprise server 15 SP1
4.12.14-197.34.1
fixed
suse enterprise server 15 SP2
4.12.14-197.34.1
fixed
kernel-docs
suse enterprise desktop 15 SP1
4.12.14-197.34.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.34.1
fixed
suse enterprise server 15
4.12.14-150.52.1
fixed
suse enterprise server 15 SP1
4.12.14-197.34.1
fixed
kernel-macros
suse enterprise desktop 15 SP1
4.12.14-197.34.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.48.1
fixed
suse enterprise sap 12 SP5
4.12.14-122.17.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.34.1
fixed
suse enterprise server 12 SP2
4.4.121-92.129.1
fixed
suse enterprise server 12 SP3
4.4.180-94.116.1
fixed
suse enterprise server 12 SP4
4.12.14-95.48.1
fixed
suse enterprise server 12 SP5
4.12.14-122.17.1
fixed
suse enterprise server 15
4.12.14-150.52.1
fixed
suse enterprise server 15 SP1
4.12.14-197.34.1
fixed
kernel-obs-build
suse enterprise desktop 15 SP1
4.12.14-197.34.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.34.1
fixed
suse enterprise server 15
4.12.14-150.52.1
fixed
suse enterprise server 15 SP1
4.12.14-197.34.1
fixed
kernel-source
suse enterprise desktop 15 SP1
4.12.14-197.34.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.48.1
fixed
suse enterprise sap 12 SP5
4.12.14-122.17.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.34.1
fixed
suse enterprise server 12 SP2
4.4.121-92.129.1
fixed
suse enterprise server 12 SP3
4.4.180-94.116.1
fixed
suse enterprise server 12 SP4
4.12.14-95.48.1
fixed
suse enterprise server 12 SP5
4.12.14-122.17.1
fixed
suse enterprise server 15
4.12.14-150.52.1
fixed
suse enterprise server 15 SP1
4.12.14-197.34.1
fixed
kernel-source-azure
suse enterprise sap 12 SP4
4.12.14-6.37.1
fixed
suse enterprise sap 12 SP5
4.12.14-16.7.1
fixed
suse enterprise sap 15 SP1
4.12.14-8.27.1
fixed
suse enterprise server 12 SP4
4.12.14-6.37.1
fixed
suse enterprise server 12 SP5
4.12.14-16.7.1
fixed
suse enterprise server 15 SP1
4.12.14-8.27.1
fixed
kernel-syms
suse enterprise desktop 15 SP1
4.12.14-197.34.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.48.1
fixed
suse enterprise sap 12 SP5
4.12.14-122.17.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.34.1
fixed
suse enterprise server 12 SP2
4.4.121-92.129.1
fixed
suse enterprise server 12 SP3
4.4.180-94.116.1
fixed
suse enterprise server 12 SP4
4.12.14-95.48.1
fixed
suse enterprise server 12 SP5
4.12.14-122.17.1
fixed
suse enterprise server 15
4.12.14-150.52.1
fixed
suse enterprise server 15 SP1
4.12.14-197.34.1
fixed
kernel-syms-azure
suse enterprise sap 12 SP4
4.12.14-6.37.1
fixed
suse enterprise sap 12 SP5
4.12.14-16.7.1
fixed
suse enterprise sap 15 SP1
4.12.14-8.27.1
fixed
suse enterprise server 12 SP4
4.12.14-6.37.1
fixed
suse enterprise server 12 SP5
4.12.14-16.7.1
fixed
suse enterprise server 15 SP1
4.12.14-8.27.1
fixed
kernel-vanilla-base
suse enterprise server 15
4.12.14-150.52.1
fixed
kernel-zfcpdump
suse enterprise desktop 15 SP1
4.12.14-197.34.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.34.1
fixed
suse enterprise server 15 SP1
4.12.14-197.34.1
fixed
kgraft-patch-4_4_121-92_129-default-1
suse enterprise server 12 SP2
3.3.1
fixed
kgraft-patch-4_4_180-94_116-default-1
suse enterprise server 12 SP3
4.3.1
fixed
reiserfs-kmp-default
suse enterprise server 15
4.12.14-150.52.1
fixed
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d3ff0950e2b40dc861b1739029649d03f591820
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
https://usn.ubuntu.com/4285-1/
https://usn.ubuntu.com/4286-1/
https://usn.ubuntu.com/4286-2/
https://usn.ubuntu.com/4287-1/
https://usn.ubuntu.com/4287-2/
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
http://packetstormsecurity.com/files/156455/Kernel-Live-Patch-Security-Notice-LSN-0063-1.html
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1d3ff0950e2b40dc861b1739029649d03f591820
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
https://usn.ubuntu.com/4285-1/
https://usn.ubuntu.com/4286-1/
https://usn.ubuntu.com/4286-2/
https://usn.ubuntu.com/4287-1/
https://usn.ubuntu.com/4287-2/