CVE-2018-16862

A security flaw was found in the Linux kernel in a way that the cleancache subsystem clears an inode after the final file truncation (removal). The new file created with the same inode may contain leftover pages from cleancache and the old file data instead of the new one.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.3 MEDIUM
LOCAL
HIGH
NONE
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N
redhatCNA
5.3 MEDIUM
LOCAL
HIGH
NONE
CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:L/A:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 21%
VendorProductVersion
linuxlinux_kernel
𝑥
≤ 4.14
redhatenterprise_linux
7.0
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
debiandebian_linux
8.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
bullseye (security)
5.10.226-1
fixed
bookworm
6.1.106-3
fixed
bookworm (security)
6.1.112-1
fixed
trixie
6.11.5-1
fixed
sid
6.11.6-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
disco
not-affected
cosmic
ignored
bionic
Fixed 4.15.0-58.64
released
xenial
Fixed 4.4.0-142.168
released
trusty
not-affected
linux-aws
disco
not-affected
cosmic
ignored
bionic
Fixed 4.15.0-1047.49
released
xenial
Fixed 4.4.0-1075.85
released
trusty
Fixed 4.4.0-1038.41
released
linux-aws-hwe
disco
dne
cosmic
dne
bionic
dne
xenial
Fixed 4.15.0-1047.49~16.04.1
released
trusty
dne
linux-azure
disco
not-affected
cosmic
ignored
bionic
Fixed 5.0.0-1014.14~18.04.1
released
xenial
Fixed 4.15.0-1055.60
released
trusty
ignored
linux-azure-edge
disco
dne
cosmic
dne
bionic
Fixed 5.0.0-1014.14~18.04.1
released
xenial
Fixed 4.15.0-1055.60
released
trusty
dne
linux-euclid
disco
dne
cosmic
dne
bionic
dne
xenial
ignored
trusty
dne
linux-flo
disco
dne
cosmic
dne
bionic
dne
xenial
ignored
trusty
dne
linux-gcp
disco
not-affected
cosmic
ignored
bionic
Fixed 4.15.0-1040.42
released
xenial
Fixed 4.15.0-1040.42~16.04.1
released
trusty
dne
linux-gcp-edge
disco
dne
cosmic
dne
bionic
Fixed 4.15.0-1040.42
released
xenial
dne
trusty
dne
linux-gke
disco
dne
cosmic
dne
bionic
dne
xenial
ignored
trusty
dne
linux-gke-4.15
disco
dne
bionic
Fixed 4.15.0-1040.42
released
xenial
dne
trusty
dne
linux-gke-5.0
disco
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-goldfish
disco
dne
cosmic
dne
bionic
dne
xenial
ignored
trusty
dne
linux-grouper
disco
dne
cosmic
dne
bionic
dne
xenial
dne
trusty
dne
linux-hwe
disco
dne
cosmic
dne
bionic
Fixed 5.0.0-23.24~18.04.1
released
xenial
Fixed 4.15.0-58.64~16.04.1
released
trusty
dne
linux-hwe-edge
disco
dne
cosmic
dne
bionic
not-affected
xenial
Fixed 4.15.0-58.64~16.04.1
released
trusty
dne
linux-kvm
disco
not-affected
cosmic
ignored
bionic
Fixed 4.15.0-1042.42
released
xenial
Fixed 4.4.0-1040.46
released
trusty
dne
linux-lts-trusty
disco
dne
cosmic
dne
bionic
dne
xenial
dne
trusty
dne
linux-lts-utopic
disco
dne
cosmic
dne
bionic
dne
xenial
dne
trusty
ignored
linux-lts-vivid
disco
dne
cosmic
dne
bionic
dne
xenial
dne
trusty
ignored
linux-lts-wily
disco
dne
cosmic
dne
bionic
dne
xenial
dne
trusty
ignored
linux-lts-xenial
disco
dne
cosmic
dne
bionic
dne
xenial
dne
trusty
Fixed 4.4.0-142.168~14.04.1
released
linux-maguro
disco
dne
cosmic
dne
bionic
dne
xenial
dne
trusty
dne
linux-mako
disco
dne
cosmic
dne
bionic
dne
xenial
ignored
trusty
dne
linux-manta
disco
dne
cosmic
dne
bionic
dne
xenial
dne
trusty
dne
linux-oem
disco
Fixed 4.15.0-1050.57
released
cosmic
ignored
bionic
Fixed 4.15.0-1050.57
released
xenial
ignored
trusty
dne
linux-oracle
disco
Fixed 5.0.0-1004.8
released
cosmic
ignored
bionic
Fixed 4.15.0-1021.23
released
xenial
Fixed 4.15.0-1021.23~16.04.1
released
trusty
dne
linux-raspi2
disco
not-affected
cosmic
ignored
bionic
Fixed 4.15.0-1043.46
released
xenial
Fixed 4.4.0-1103.111
released
trusty
dne
linux-snapdragon
disco
not-affected
cosmic
dne
bionic
Fixed 4.15.0-1060.66
released
xenial
Fixed 4.4.0-1107.112
released
trusty
dne
Common Weakness Enumeration
References
http://www.securityfocus.com/bid/106009
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16862
https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
https://lore.kernel.org/patchwork/patch/1011367/
https://seclists.org/oss-sec/2018/q4/169
https://usn.ubuntu.com/3879-1/
https://usn.ubuntu.com/3879-2/
https://usn.ubuntu.com/4094-1/
https://usn.ubuntu.com/4118-1/
http://www.securityfocus.com/bid/106009
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-16862
https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
https://lists.debian.org/debian-lts-announce/2019/03/msg00034.html
https://lists.debian.org/debian-lts-announce/2019/04/msg00004.html
https://lore.kernel.org/patchwork/patch/1011367/
https://seclists.org/oss-sec/2018/q4/169
https://usn.ubuntu.com/3879-1/
https://usn.ubuntu.com/3879-2/
https://usn.ubuntu.com/4094-1/
https://usn.ubuntu.com/4118-1/