CVE-2019-11833

EUVD-2019-3496
fs/ext4/extents.c in the Linux kernel through 5.1.2 does not zero out the unused memory region in the extent tree block, which might allow local users to obtain sensitive information by reading uninitialized data in the filesystem.
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:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 6%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
𝑥
≤ 5.1.2
debiandebian_linux
8.0
debiandebian_linux
9.0
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
canonicalubuntu_linux
19.04
redhatenterprise_linux
8.0
redhatenterprise_linux_desktop
7.0
redhatenterprise_linux_eus
8.1
redhatenterprise_linux_eus
8.2
redhatenterprise_linux_eus
8.4
redhatenterprise_linux_eus
8.6
redhatenterprise_linux_for_real_time
8.0
redhatenterprise_linux_for_real_time_for_nfv
8.0
redhatenterprise_linux_for_real_time_for_nfv_tus
8.2
redhatenterprise_linux_for_real_time_for_nfv_tus
8.4
redhatenterprise_linux_for_real_time_for_nfv_tus
8.6
redhatenterprise_linux_for_real_time_tus
8.2
redhatenterprise_linux_for_real_time_tus
8.4
redhatenterprise_linux_for_real_time_tus
8.6
redhatenterprise_linux_server
7.0
redhatenterprise_linux_server_aus
8.2
redhatenterprise_linux_server_aus
8.4
redhatenterprise_linux_server_aus
8.6
redhatenterprise_linux_server_tus
8.2
redhatenterprise_linux_server_tus
8.4
redhatenterprise_linux_server_tus
8.6
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
sid
6.11.5-1
fixed
trixie
6.11.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
bionic
Fixed 4.15.0-55.60
released
cosmic
ignored
disco
Fixed 5.0.0-21.22
released
eoan
not-affected
trusty
ignored
xenial
Fixed 4.4.0-157.185
released
linux-aws
bionic
Fixed 4.15.0-1047.49
released
cosmic
ignored
disco
Fixed 5.0.0-1011.12
released
eoan
not-affected
trusty
Fixed 4.4.0-1054.58
released
xenial
Fixed 4.4.0-1090.101
released
linux-aws-5.0
bionic
not-affected
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-aws-hwe
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
Fixed 4.15.0-1047.49~16.04.1
released
linux-azure
bionic
Fixed 4.18.0-1025.27~18.04.1
released
cosmic
ignored
disco
Fixed 5.0.0-1012.12
released
eoan
not-affected
trusty
ignored
xenial
Fixed 4.15.0-1051.56
released
linux-azure-5.3
bionic
not-affected
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-azure-edge
bionic
Fixed 4.18.0-1025.27~18.04.1
released
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
Fixed 4.15.0-1051.56
released
linux-euclid
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
ignored
linux-flo
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
ignored
linux-gcp
bionic
Fixed 4.15.0-1037.39
released
cosmic
ignored
disco
Fixed 5.0.0-1011.11
released
eoan
not-affected
trusty
dne
xenial
Fixed 4.15.0-1037.39~16.04.1
released
linux-gcp-5.3
bionic
not-affected
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-gcp-edge
bionic
Fixed 4.15.0-1037.39
released
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-gke
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
ignored
linux-gke-4.15
bionic
Fixed 4.15.0-1037.39
released
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-gke-5.0
bionic
not-affected
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-goldfish
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
ignored
linux-grouper
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-hwe
bionic
Fixed 5.0.0-23.24~18.04.1
released
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
Fixed 4.15.0-55.60~16.04.2
released
linux-hwe-edge
bionic
ignored
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
Fixed 4.15.0-55.60~16.04.2
released
linux-kvm
bionic
Fixed 4.15.0-1039.39
released
cosmic
ignored
disco
Fixed 5.0.0-1011.12
released
eoan
not-affected
trusty
dne
xenial
Fixed 4.4.0-1052.59
released
linux-lts-trusty
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-lts-utopic
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-lts-vivid
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-lts-wily
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-lts-xenial
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
Fixed 4.4.0-164.192~14.04.1
released
xenial
dne
linux-maguro
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-mako
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
ignored
linux-manta
bionic
dne
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-oem
bionic
Fixed 4.15.0-1050.57
released
cosmic
ignored
disco
Fixed 4.15.0-1050.57
released
eoan
Fixed 4.15.0-1050.57
released
trusty
dne
xenial
ignored
linux-oem-5.4
bionic
dne
eoan
dne
trusty
dne
xenial
dne
linux-oem-osp1
bionic
Fixed 5.0.0-1015.16
released
disco
ignored
eoan
Fixed 5.0.0-1018.20
released
trusty
dne
xenial
dne
linux-oracle
bionic
Fixed 4.15.0-1018.20
released
cosmic
ignored
disco
Fixed 4.15.0-1018.20
released
eoan
not-affected
trusty
dne
xenial
Fixed 4.15.0-1018.20~16.04.1
released
linux-oracle-5.0
bionic
not-affected
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-raspi2
bionic
Fixed 4.15.0-1041.44
released
cosmic
ignored
disco
Fixed 5.0.0-1013.13
released
eoan
not-affected
trusty
dne
xenial
Fixed 4.4.0-1117.126
released
linux-raspi2-5.3
bionic
not-affected
eoan
dne
trusty
dne
xenial
dne
linux-snapdragon
bionic
Fixed 4.15.0-1058.64
released
cosmic
dne
disco
Fixed 5.0.0-1017.18
released
eoan
dne
trusty
dne
xenial
Fixed 4.4.0-1121.127
released
References