CVE-2018-20976

An issue was discovered in fs/xfs/xfs_super.c in the Linux kernel before 4.18. A use after free exists, related to xfs_fs_fill_super failure.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 26%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
𝑥
< 4.18
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 4.15.0-65.74
released
disco
not-affected
eoan
not-affected
focal
not-affected
trusty
ignored
xenial
Fixed 4.4.0-165.193
released
linux-aws
bionic
Fixed 4.15.0-1051.53
released
disco
not-affected
eoan
not-affected
focal
not-affected
trusty
ignored
xenial
Fixed 4.4.0-1095.106
released
linux-aws-5.0
bionic
not-affected
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 4.15.0-1051.53~16.04.1
released
linux-azure
bionic
Fixed 4.18.0-1011.11~18.04.1
released
disco
not-affected
eoan
not-affected
focal
not-affected
trusty
ignored
xenial
Fixed 4.15.0-1060.65
released
linux-azure-5.3
bionic
not-affected
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-azure-edge
bionic
Fixed 4.18.0-1011.11~18.04.1
released
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
Fixed 4.15.0-1060.65
released
linux-gcp
bionic
Fixed 5.0.0-1020.20~18.04.1
released
disco
not-affected
eoan
not-affected
focal
not-affected
trusty
dne
xenial
Fixed 4.15.0-1046.49
released
linux-gcp-5.3
bionic
not-affected
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gcp-edge
bionic
Fixed 5.0.0-1020.20~18.04.1
released
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gke-4.15
bionic
Fixed 4.15.0-1045.48
released
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-gke-5.0
bionic
not-affected
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
not-affected
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
Fixed 4.15.0-65.74~16.04.1
released
linux-hwe-edge
bionic
not-affected
disco
dne
eoan
dne
focal
dne
trusty
dne
xenial
Fixed 4.15.0-65.74~16.04.1
released
linux-kvm
bionic
Fixed 4.15.0-1047.47
released
disco
not-affected
eoan
not-affected
focal
not-affected
trusty
dne
xenial
Fixed 4.4.0-1059.66
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
ignored
xenial
dne
linux-oem
bionic
Fixed 4.15.0-1057.66
released
disco
ignored
eoan
Fixed 4.15.0-1057.66
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
not-affected
disco
not-affected
eoan
not-affected
focal
dne
trusty
dne
xenial
dne
linux-oracle
bionic
Fixed 4.15.0-1026.29
released
disco
Fixed 5.0.0-1004.8
released
eoan
not-affected
focal
not-affected
trusty
dne
xenial
Fixed 4.15.0-1026.29~16.04.1
released
linux-oracle-5.0
bionic
not-affected
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 4.15.0-1048.52
released
disco
not-affected
eoan
not-affected
focal
not-affected
trusty
dne
xenial
Fixed 4.4.0-1123.132
released
linux-raspi2-5.3
bionic
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
dne
linux-snapdragon
bionic
Fixed 4.15.0-1065.72
released
disco
not-affected
eoan
dne
focal
dne
trusty
dne
xenial
Fixed 4.4.0-1127.135
released
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
kernel-azure
suse enterprise sap 12 SP4
4.12.14-6.26.1
fixed
suse enterprise sap 15
4.12.14-5.41.1
fixed
suse enterprise sap 15 SP1
4.12.14-8.16.1
fixed
suse enterprise server 12 SP4
4.12.14-6.26.1
fixed
suse enterprise server 15
4.12.14-5.41.1
fixed
suse enterprise server 15 SP1
4.12.14-8.16.1
fixed
kernel-azure-base
suse enterprise sap 12 SP4
4.12.14-6.26.1
fixed
suse enterprise sap 15
4.12.14-5.41.1
fixed
suse enterprise sap 15 SP1
4.12.14-8.16.1
fixed
suse enterprise sap 15 SP2
4.12.14-8.16.1
fixed
suse enterprise sap 15 SP3
4.12.14-8.16.1
fixed
suse enterprise server 12 SP4
4.12.14-6.26.1
fixed
suse enterprise server 15
4.12.14-5.41.1
fixed
suse enterprise server 15 SP1
4.12.14-8.16.1
fixed
suse enterprise server 15 SP2
4.12.14-8.16.1
fixed
suse enterprise server 15 SP3
4.12.14-8.16.1
fixed
kernel-default
suse enterprise desktop 15
4.12.14-150.35.1
fixed
suse enterprise desktop 15 SP1
4.12.14-197.18.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.32.1
fixed
suse enterprise sap 15
4.12.14-150.35.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.18.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP2
4.4.121-92.125.1
fixed
suse enterprise server 12 SP3
4.4.180-94.107.1
fixed
suse enterprise server 12 SP4
4.12.14-95.32.1
fixed
suse enterprise server 15
4.12.14-150.35.1
fixed
suse enterprise server 15 SP1
4.12.14-197.18.1
fixed
kernel-default-base
suse enterprise desktop 15
4.12.14-150.35.1
fixed
suse enterprise desktop 15 SP1
4.12.14-197.18.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.32.1
fixed
suse enterprise sap 15
4.12.14-150.35.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.18.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP2
4.4.121-92.125.1
fixed
suse enterprise server 12 SP3
4.4.180-94.107.1
fixed
suse enterprise server 12 SP4
4.12.14-95.32.1
fixed
suse enterprise server 15
4.12.14-150.35.1
fixed
suse enterprise server 15 SP1
4.12.14-197.18.1
fixed
kernel-default-kgraft
suse enterprise server 12 SP3
4.4.180-94.107.1
fixed
kernel-default-man
suse enterprise desktop 15
4.12.14-150.35.1
fixed
suse enterprise desktop 15 SP1
4.12.14-197.18.1
fixed
suse enterprise desktop 15 SP2
4.12.14-197.18.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.32.1
fixed
suse enterprise sap 15
4.12.14-150.35.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.18.1
fixed
suse enterprise sap 15 SP2
4.12.14-197.18.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP2
4.4.121-92.125.1
fixed
suse enterprise server 12 SP3
4.4.180-94.107.1
fixed
suse enterprise server 12 SP4
4.12.14-95.32.1
fixed
suse enterprise server 15
4.12.14-150.35.1
fixed
suse enterprise server 15 SP1
4.12.14-197.18.1
fixed
suse enterprise server 15 SP2
4.12.14-197.18.1
fixed
kernel-docs
suse enterprise desktop 15
4.12.14-150.35.1
fixed
suse enterprise desktop 15 SP1
4.12.14-197.18.1
fixed
suse enterprise sap 15
4.12.14-150.35.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.18.1
fixed
suse enterprise server 15
4.12.14-150.35.1
fixed
suse enterprise server 15 SP1
4.12.14-197.18.1
fixed
kernel-ec2
suse enterprise sap 12
3.12.74-60.64.124.1
fixed
suse enterprise sap 12 SP3
3.12.74-60.64.124.1
fixed
suse enterprise sap 12 SP4
3.12.74-60.64.124.1
fixed
suse enterprise sap 12 SP5
3.12.74-60.64.124.1
fixed
suse enterprise server 12
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP3
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP4
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP5
3.12.74-60.64.124.1
fixed
kernel-ec2-extra
suse enterprise sap 12
3.12.74-60.64.124.1
fixed
suse enterprise sap 12 SP3
3.12.74-60.64.124.1
fixed
suse enterprise sap 12 SP4
3.12.74-60.64.124.1
fixed
suse enterprise sap 12 SP5
3.12.74-60.64.124.1
fixed
suse enterprise server 12
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP3
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP4
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP5
3.12.74-60.64.124.1
fixed
kernel-macros
suse enterprise desktop 15
4.12.14-150.35.1
fixed
suse enterprise desktop 15 SP1
4.12.14-197.18.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.32.1
fixed
suse enterprise sap 15
4.12.14-150.35.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.18.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP2
4.4.121-92.125.1
fixed
suse enterprise server 12 SP3
4.4.180-94.107.1
fixed
suse enterprise server 12 SP4
4.12.14-95.32.1
fixed
suse enterprise server 15
4.12.14-150.35.1
fixed
suse enterprise server 15 SP1
4.12.14-197.18.1
fixed
kernel-obs-build
suse enterprise desktop 15
4.12.14-150.35.1
fixed
suse enterprise desktop 15 SP1
4.12.14-197.18.1
fixed
suse enterprise sap 15
4.12.14-150.35.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.18.1
fixed
suse enterprise server 15
4.12.14-150.35.1
fixed
suse enterprise server 15 SP1
4.12.14-197.18.1
fixed
kernel-source
suse enterprise desktop 15
4.12.14-150.35.1
fixed
suse enterprise desktop 15 SP1
4.12.14-197.18.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.32.1
fixed
suse enterprise sap 15
4.12.14-150.35.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.18.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP2
4.4.121-92.125.1
fixed
suse enterprise server 12 SP3
4.4.180-94.107.1
fixed
suse enterprise server 12 SP4
4.12.14-95.32.1
fixed
suse enterprise server 15
4.12.14-150.35.1
fixed
suse enterprise server 15 SP1
4.12.14-197.18.1
fixed
kernel-source-azure
suse enterprise sap 12 SP4
4.12.14-6.26.1
fixed
suse enterprise sap 15
4.12.14-5.41.1
fixed
suse enterprise sap 15 SP1
4.12.14-8.16.1
fixed
suse enterprise sap 15 SP2
4.12.14-5.41.1
fixed
suse enterprise sap 15 SP3
4.12.14-5.41.1
fixed
suse enterprise server 12 SP4
4.12.14-6.26.1
fixed
suse enterprise server 15
4.12.14-5.41.1
fixed
suse enterprise server 15 SP1
4.12.14-8.16.1
fixed
suse enterprise server 15 SP2
4.12.14-5.41.1
fixed
suse enterprise server 15 SP3
4.12.14-5.41.1
fixed
kernel-syms
suse enterprise desktop 15
4.12.14-150.35.1
fixed
suse enterprise desktop 15 SP1
4.12.14-197.18.1
fixed
suse enterprise sap 12 SP4
4.12.14-95.32.1
fixed
suse enterprise sap 15
4.12.14-150.35.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.18.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.124.1
fixed
suse enterprise server 12 SP2
4.4.121-92.125.1
fixed
suse enterprise server 12 SP3
4.4.180-94.107.1
fixed
suse enterprise server 12 SP4
4.12.14-95.32.1
fixed
suse enterprise server 15
4.12.14-150.35.1
fixed
suse enterprise server 15 SP1
4.12.14-197.18.1
fixed
kernel-syms-azure
suse enterprise sap 12 SP4
4.12.14-6.26.1
fixed
suse enterprise sap 15
4.12.14-5.41.1
fixed
suse enterprise sap 15 SP1
4.12.14-8.16.1
fixed
suse enterprise server 12 SP4
4.12.14-6.26.1
fixed
suse enterprise server 15
4.12.14-5.41.1
fixed
suse enterprise server 15 SP1
4.12.14-8.16.1
fixed
kernel-vanilla-base
suse enterprise desktop 15
4.12.14-150.35.1
fixed
suse enterprise sap 15
4.12.14-150.35.1
fixed
suse enterprise server 15
4.12.14-150.35.1
fixed
kernel-xen
suse enterprise server 12 SP1
3.12.74-60.64.124.1
fixed
kernel-xen-base
suse enterprise server 12 SP1
3.12.74-60.64.124.1
fixed
kernel-zfcpdump
suse enterprise desktop 15
4.12.14-150.35.1
fixed
suse enterprise desktop 15 SP1
4.12.14-197.18.1
fixed
suse enterprise sap 15
4.12.14-150.35.1
fixed
suse enterprise sap 15 SP1
4.12.14-197.18.1
fixed
suse enterprise server 15
4.12.14-150.35.1
fixed
suse enterprise server 15 SP1
4.12.14-197.18.1
fixed
kgraft-patch-3_12_74-60_64_124-default-1
suse enterprise server 12 SP1
2.3.1
fixed
kgraft-patch-3_12_74-60_64_124-xen-1
suse enterprise server 12 SP1
2.3.1
fixed
kgraft-patch-4_4_121-92_125-default-1
suse enterprise server 12 SP2
3.5.1
fixed
kgraft-patch-4_4_180-94_107-default-1
suse enterprise server 12 SP3
4.3.1
fixed
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html
http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
https://access.redhat.com/errata/RHSA-2020:0178
https://access.redhat.com/errata/RHSA-2020:0543
https://access.redhat.com/errata/RHSA-2020:0592
https://access.redhat.com/errata/RHSA-2020:0609
https://access.redhat.com/errata/RHSA-2020:0661
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c9fbd7bbc23dbdd73364be4d045e5d3612cf6e82
https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
https://seclists.org/bugtraq/2019/Nov/11
https://security.netapp.com/advisory/ntap-20190905-0002/
https://support.f5.com/csp/article/K10269585?utm_source=f5support&amp%3Butm_medium=RSS
https://usn.ubuntu.com/4144-1/
https://usn.ubuntu.com/4145-1/
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
http://packetstormsecurity.com/files/154951/Kernel-Live-Patch-Security-Notice-LSN-0058-1.html
http://packetstormsecurity.com/files/155212/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html
https://access.redhat.com/errata/RHSA-2020:0178
https://access.redhat.com/errata/RHSA-2020:0543
https://access.redhat.com/errata/RHSA-2020:0592
https://access.redhat.com/errata/RHSA-2020:0609
https://access.redhat.com/errata/RHSA-2020:0661
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c9fbd7bbc23dbdd73364be4d045e5d3612cf6e82
https://lists.debian.org/debian-lts-announce/2019/09/msg00025.html
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
https://seclists.org/bugtraq/2019/Nov/11
https://security.netapp.com/advisory/ntap-20190905-0002/
https://support.f5.com/csp/article/K10269585?utm_source=f5support&amp%3Butm_medium=RSS
https://usn.ubuntu.com/4144-1/
https://usn.ubuntu.com/4145-1/