CVE-2019-13233

EUVD-2019-4744
In arch/x86/lib/insn-eval.c in the Linux kernel before 5.1.9, there is a use-after-free for access to an LDT entry because of a race condition between modify_ldt() and a #BR exception for an MPX bounds violation.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7 HIGH
LOCAL
HIGH
LOW
CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 16%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
𝑥
< 5.1.9
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
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
bionic
Fixed 4.15.0-58.64
released
cosmic
ignored
disco
Fixed 5.0.0-25.26
released
eoan
not-affected
trusty
ignored
xenial
not-affected
linux-aws
bionic
Fixed 4.15.0-1047.49
released
cosmic
ignored
disco
Fixed 5.0.0-1014.16
released
eoan
not-affected
trusty
ignored
xenial
not-affected
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 5.0.0-1014.14~18.04.1
released
cosmic
ignored
disco
Fixed 5.0.0-1014.14
released
eoan
not-affected
trusty
ignored
xenial
Fixed 4.15.0-1055.60
released
linux-azure-5.3
bionic
not-affected
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-azure-edge
bionic
Fixed 5.0.0-1014.14~18.04.1
released
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
Fixed 4.15.0-1055.60
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 4.15.0-1040.42
released
cosmic
ignored
disco
Fixed 5.0.0-1013.13
released
eoan
not-affected
trusty
dne
xenial
Fixed 4.15.0-1040.42~16.04.1
released
linux-gcp-5.3
bionic
not-affected
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-gcp-edge
bionic
Fixed 4.15.0-1040.42
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 4.15.0-1040.42
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 5.0.0-25.26~18.04.1
released
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
Fixed 4.15.0-58.64~16.04.1
released
linux-hwe-edge
bionic
ignored
cosmic
dne
disco
dne
eoan
dne
trusty
dne
xenial
Fixed 4.15.0-58.64~16.04.1
released
linux-kvm
bionic
Fixed 4.15.0-1042.42
released
cosmic
ignored
disco
Fixed 5.0.0-1013.14
released
eoan
not-affected
trusty
dne
xenial
not-affected
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
ignored
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 5.0.0-1018.20
released
disco
ignored
eoan
Fixed 5.0.0-1018.20
released
trusty
dne
xenial
dne
linux-oracle
bionic
Fixed 4.15.0-1021.23
released
cosmic
ignored
disco
Fixed 5.0.0-1004.8
released
eoan
not-affected
trusty
dne
xenial
Fixed 4.15.0-1021.23~16.04.1
released
linux-oracle-5.0
bionic
not-affected
disco
dne
eoan
dne
trusty
dne
xenial
dne
linux-raspi2
bionic
Fixed 4.15.0-1043.46
released
cosmic
ignored
disco
Fixed 5.0.0-1014.14
released
eoan
not-affected
trusty
dne
xenial
not-affected
linux-raspi2-5.3
bionic
not-affected
eoan
dne
trusty
dne
xenial
dne
linux-snapdragon
bionic
Fixed 4.15.0-1060.66
released
cosmic
dne
disco
Fixed 5.0.0-1018.19
released
eoan
dne
trusty
dne
xenial
not-affected
References