CVE-2018-1094

The ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.15.15 does not always initialize the crc32c checksum driver, which allows attackers to cause a denial of service (ext4_xattr_inode_hash NULL pointer dereference and system crash) via a crafted ext4 image.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 52%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
𝑥
≤ 4.15.15
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
redhatenterprise_linux_desktop
7.0
redhatenterprise_linux_server
7.0
redhatenterprise_linux_workstation
7.0
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
jessie
not-affected
sid
6.11.6-1
fixed
stretch
not-affected
trixie
6.11.5-1
fixed
wheezy
not-affected
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
artful
ignored
bionic
Fixed 4.15.0-24.26
released
cosmic
not-affected
trusty
not-affected
xenial
not-affected
linux-aws
artful
dne
bionic
Fixed 4.15.0-1011.11
released
cosmic
not-affected
trusty
not-affected
xenial
not-affected
linux-aws-hwe
bionic
dne
cosmic
dne
trusty
dne
xenial
not-affected
linux-azure
artful
dne
bionic
Fixed 4.15.0-1014.14
released
cosmic
not-affected
trusty
not-affected
xenial
Fixed 4.15.0-1014.14~16.04.1
released
linux-azure-edge
bionic
Fixed 4.15.0-1014.14
released
cosmic
dne
trusty
dne
xenial
Fixed 4.15.0-1014.14~16.04.1
released
linux-euclid
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
ignored
linux-flo
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
ignored
linux-gcp
artful
dne
bionic
Fixed 4.15.0-1010.10
released
cosmic
not-affected
trusty
dne
xenial
Fixed 4.15.0-1014.14~16.04.1
released
linux-gcp-edge
bionic
not-affected
cosmic
dne
trusty
dne
xenial
dne
linux-gke
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
ignored
linux-goldfish
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
ignored
linux-grouper
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
linux-hwe
artful
dne
bionic
not-affected
cosmic
dne
trusty
dne
xenial
Fixed 4.15.0-24.26~16.04.1
released
linux-hwe-edge
artful
dne
bionic
not-affected
cosmic
dne
trusty
dne
xenial
Fixed 4.15.0-24.26~16.04.1
released
linux-kvm
artful
dne
bionic
Fixed 4.15.0-1012.12
released
cosmic
not-affected
trusty
dne
xenial
not-affected
linux-lts-trusty
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
linux-lts-utopic
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
linux-lts-vivid
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
linux-lts-wily
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
linux-lts-xenial
artful
dne
bionic
dne
cosmic
dne
trusty
not-affected
xenial
dne
linux-maguro
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
linux-mako
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
ignored
linux-manta
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
linux-oem
artful
dne
bionic
Fixed 4.15.0-1009.12
released
cosmic
not-affected
trusty
dne
xenial
ignored
linux-oracle
bionic
not-affected
cosmic
not-affected
trusty
dne
xenial
not-affected
linux-raspi2
artful
ignored
bionic
Fixed 4.15.0-1013.14
released
cosmic
not-affected
trusty
dne
xenial
not-affected
linux-snapdragon
artful
ignored
bionic
not-affected
cosmic
dne
trusty
dne
xenial
not-affected
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
kernel-azure-base
suse enterprise sap 15 SP2
4.12.14-8.30.1
fixed
suse enterprise sap 15 SP3
4.12.14-8.58.1
fixed
suse enterprise server 15 SP2
4.12.14-8.30.1
fixed
suse enterprise server 15 SP3
4.12.14-8.58.1
fixed
kernel-default
suse enterprise desktop 15
4.12.14-25.3.1
fixed
suse enterprise desktop 15 SP1
4.12.14-195.1
fixed
suse enterprise sap 15
4.12.14-25.3.1
fixed
suse enterprise sap 15 SP1
4.12.14-195.1
fixed
suse enterprise server 12
3.12.61-52.136.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP2
4.4.121-92.85.1
fixed
suse enterprise server 15
4.12.14-25.3.1
fixed
suse enterprise server 15 SP1
4.12.14-195.1
fixed
kernel-default-base
suse enterprise desktop 15 SP1
4.12.14-195.1
fixed
suse enterprise sap 15 SP1
4.12.14-195.1
fixed
suse enterprise server 12
3.12.61-52.136.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP2
4.4.121-92.85.1
fixed
suse enterprise server 15 SP1
4.12.14-195.1
fixed
kernel-default-man
suse enterprise desktop 15
4.12.14-25.3.1
fixed
suse enterprise desktop 15 SP1
4.12.14-195.1
fixed
suse enterprise desktop 15 SP2
4.12.14-197.40.1
fixed
suse enterprise sap 15
4.12.14-25.3.1
fixed
suse enterprise sap 15 SP1
4.12.14-195.1
fixed
suse enterprise sap 15 SP2
4.12.14-197.40.1
fixed
suse enterprise server 12
3.12.61-52.136.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP2
4.4.121-92.85.1
fixed
suse enterprise server 15
4.12.14-25.3.1
fixed
suse enterprise server 15 SP1
4.12.14-195.1
fixed
suse enterprise server 15 SP2
4.12.14-197.40.1
fixed
kernel-docs
suse enterprise desktop 15
4.12.14-25.3.1
fixed
suse enterprise desktop 15 SP1
4.12.14-195.1
fixed
suse enterprise sap 15
4.12.14-25.3.1
fixed
suse enterprise sap 15 SP1
4.12.14-195.1
fixed
suse enterprise server 15
4.12.14-25.3.1
fixed
suse enterprise server 15 SP1
4.12.14-195.1
fixed
kernel-ec2
suse enterprise sap 12
3.12.74-60.64.96.1
fixed
suse enterprise sap 12 SP3
3.12.74-60.64.96.1
fixed
suse enterprise sap 12 SP4
3.12.74-60.64.96.1
fixed
suse enterprise sap 12 SP5
3.12.74-60.64.96.1
fixed
suse enterprise server 12
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP3
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP4
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP5
3.12.74-60.64.96.1
fixed
kernel-ec2-extra
suse enterprise sap 12
3.12.74-60.64.96.1
fixed
suse enterprise sap 12 SP3
3.12.74-60.64.96.1
fixed
suse enterprise sap 12 SP4
3.12.74-60.64.96.1
fixed
suse enterprise sap 12 SP5
3.12.74-60.64.96.1
fixed
suse enterprise server 12
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP3
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP4
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP5
3.12.74-60.64.96.1
fixed
kernel-macros
suse enterprise desktop 15
4.12.14-25.3.1
fixed
suse enterprise desktop 15 SP1
4.12.14-195.1
fixed
suse enterprise sap 15
4.12.14-25.3.1
fixed
suse enterprise sap 15 SP1
4.12.14-195.1
fixed
suse enterprise server 12
3.12.61-52.136.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP2
4.4.121-92.85.1
fixed
suse enterprise server 15
4.12.14-25.3.1
fixed
suse enterprise server 15 SP1
4.12.14-195.1
fixed
kernel-obs-build
suse enterprise desktop 15
4.12.14-25.3.1
fixed
suse enterprise desktop 15 SP1
4.12.14-195.1
fixed
suse enterprise sap 15
4.12.14-25.3.1
fixed
suse enterprise sap 15 SP1
4.12.14-195.1
fixed
suse enterprise server 15
4.12.14-25.3.1
fixed
suse enterprise server 15 SP1
4.12.14-195.1
fixed
kernel-source
suse enterprise desktop 15
4.12.14-25.3.1
fixed
suse enterprise desktop 15 SP1
4.12.14-195.1
fixed
suse enterprise sap 15
4.12.14-25.3.1
fixed
suse enterprise sap 15 SP1
4.12.14-195.1
fixed
suse enterprise server 12
3.12.61-52.136.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP2
4.4.121-92.85.1
fixed
suse enterprise server 15
4.12.14-25.3.1
fixed
suse enterprise server 15 SP1
4.12.14-195.1
fixed
kernel-source-azure
suse enterprise sap 15 SP2
4.12.14-5.47.1
fixed
suse enterprise sap 15 SP3
4.12.14-5.47.1
fixed
suse enterprise server 15 SP2
4.12.14-5.47.1
fixed
suse enterprise server 15 SP3
4.12.14-5.47.1
fixed
kernel-syms
suse enterprise desktop 15
4.12.14-25.3.1
fixed
suse enterprise desktop 15 SP1
4.12.14-195.1
fixed
suse enterprise sap 15
4.12.14-25.3.1
fixed
suse enterprise sap 15 SP1
4.12.14-195.1
fixed
suse enterprise server 12
3.12.61-52.136.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.96.1
fixed
suse enterprise server 12 SP2
4.4.121-92.85.1
fixed
suse enterprise server 15
4.12.14-25.3.1
fixed
suse enterprise server 15 SP1
4.12.14-195.1
fixed
kernel-vanilla-base
suse enterprise desktop 15
4.12.14-25.3.1
fixed
suse enterprise sap 15
4.12.14-25.3.1
fixed
suse enterprise server 15
4.12.14-25.3.1
fixed
kernel-xen
suse enterprise server 12
3.12.61-52.136.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.96.1
fixed
kernel-xen-base
suse enterprise server 12
3.12.61-52.136.1
fixed
suse enterprise server 12 SP1
3.12.74-60.64.96.1
fixed
kernel-zfcpdump
suse enterprise desktop 15
4.12.14-25.3.1
fixed
suse enterprise desktop 15 SP1
4.12.14-195.1
fixed
suse enterprise sap 15
4.12.14-25.3.1
fixed
suse enterprise sap 15 SP1
4.12.14-195.1
fixed
suse enterprise server 15
4.12.14-25.3.1
fixed
suse enterprise server 15 SP1
4.12.14-195.1
fixed
kgraft-patch-3_12_61-52_136-default-1
suse enterprise server 12
1.3.1
fixed
kgraft-patch-3_12_61-52_136-xen-1
suse enterprise server 12
1.3.1
fixed
kgraft-patch-3_12_74-60_64_96-default-1
suse enterprise server 12 SP1
2.3.1
fixed
kgraft-patch-3_12_74-60_64_96-xen-1
suse enterprise server 12 SP1
2.3.1
fixed
kgraft-patch-4_4_121-92_85-default-1
suse enterprise server 12 SP2
3.5.1
fixed
Red Hat logo
Red Hat Enterprise Linux Releases
Red Hat Product
Release
bpftool
RHEL 7
0:3.10.0-957.el7
fixed
kernel
RHEL 7
0:3.10.0-957.el7
fixed
kernel-abi-whitelists
RHEL 7
0:3.10.0-957.el7
fixed
kernel-bootwrapper
RHEL 7
0:3.10.0-957.el7
fixed
kernel-debug
RHEL 7
0:3.10.0-957.el7
fixed
kernel-debug-devel
RHEL 7
0:3.10.0-957.el7
fixed
kernel-devel
RHEL 7
0:3.10.0-957.el7
fixed
kernel-doc
RHEL 7
0:3.10.0-957.el7
fixed
kernel-kdump
RHEL 7
0:3.10.0-957.el7
fixed
kernel-kdump-devel
RHEL 7
0:3.10.0-957.el7
fixed
kernel-rt
RHEL 7
0:3.10.0-957.rt56.910.el7
fixed
kernel-rt-debug
RHEL 7
0:3.10.0-957.rt56.910.el7
fixed
kernel-rt-debug-devel
RHEL 7
0:3.10.0-957.rt56.910.el7
fixed
kernel-rt-debug-kvm
RHEL 7
0:3.10.0-957.rt56.910.el7
fixed
kernel-rt-devel
RHEL 7
0:3.10.0-957.rt56.910.el7
fixed
kernel-rt-doc
RHEL 7
0:3.10.0-957.rt56.910.el7
fixed
kernel-rt-kvm
RHEL 7
0:3.10.0-957.rt56.910.el7
fixed
kernel-rt-trace
RHEL 7
0:3.10.0-957.rt56.910.el7
fixed
kernel-rt-trace-devel
RHEL 7
0:3.10.0-957.rt56.910.el7
fixed
kernel-rt-trace-kvm
RHEL 7
0:3.10.0-957.rt56.910.el7
fixed
kernel-tools
RHEL 7
0:3.10.0-957.el7
fixed
kernel-tools-libs
RHEL 7
0:3.10.0-957.el7
fixed
kernel-tools-libs-devel
RHEL 7
0:3.10.0-957.el7
fixed
perf
RHEL 7
0:3.10.0-957.el7
fixed
python-perf
RHEL 7
0:3.10.0-957.el7
fixed
Common Weakness Enumeration
References
http://openwall.com/lists/oss-security/2018/03/29/1
https://access.redhat.com/errata/RHSA-2018:2948
https://access.redhat.com/errata/RHSA-2018:3083
https://access.redhat.com/errata/RHSA-2018:3096
https://bugzilla.kernel.org/show_bug.cgi?id=199183
https://bugzilla.redhat.com/show_bug.cgi?id=1560788
https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=18db4b4e6fc31eda838dd1c1296d67dbcb3dc957
https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=a45403b51582a87872927a3e0fc0a389c26867f1
https://usn.ubuntu.com/3695-1/
https://usn.ubuntu.com/3695-2/
http://openwall.com/lists/oss-security/2018/03/29/1
https://access.redhat.com/errata/RHSA-2018:2948
https://access.redhat.com/errata/RHSA-2018:3083
https://access.redhat.com/errata/RHSA-2018:3096
https://bugzilla.kernel.org/show_bug.cgi?id=199183
https://bugzilla.redhat.com/show_bug.cgi?id=1560788
https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=18db4b4e6fc31eda838dd1c1296d67dbcb3dc957
https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?id=a45403b51582a87872927a3e0fc0a389c26867f1
https://usn.ubuntu.com/3695-1/
https://usn.ubuntu.com/3695-2/