CVE-2020-14416

In the Linux kernel before 5.4.16, a race condition in tty->disc_data handling in the slip and slcan line discipline could lead to a use-after-free, aka CID-0ace17d56824. This affects drivers/net/slip/slip.c and drivers/net/can/slcan.c.
Race Condition
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.2 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:N/I:N/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 27%
VendorProductVersion
linuxlinux_kernel
𝑥
< 5.4.16
opensuseleap
15.1
opensuseleap
15.2
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
sid
6.11.5-1
fixed
trixie
6.11.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
focal
not-affected
eoan
Fixed 5.3.0-42.34
released
bionic
Fixed 4.15.0-91.92
released
xenial
Fixed 4.4.0-176.206
released
trusty
ignored
linux-aws
focal
not-affected
eoan
Fixed 5.3.0-1013.14
released
bionic
Fixed 4.15.0-1063.67
released
xenial
Fixed 4.4.0-1104.115
released
trusty
ignored
linux-aws-5.0
focal
dne
eoan
dne
bionic
ignored
xenial
dne
trusty
dne
linux-aws-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-aws-hwe
focal
dne
eoan
dne
bionic
dne
xenial
Fixed 4.15.0-1063.67~16.04.1
released
trusty
dne
linux-azure
focal
not-affected
eoan
Fixed 5.3.0-1016.17
released
bionic
ignored
xenial
Fixed 4.15.0-1075.80
released
trusty
ignored
linux-azure-4.15
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-azure-5.3
focal
dne
eoan
dne
bionic
Fixed 5.3.0-1016.17~18.04.1
released
xenial
dne
trusty
dne
linux-azure-edge
focal
dne
eoan
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gcp
focal
not-affected
eoan
Fixed 5.3.0-1014.15
released
bionic
ignored
xenial
Fixed 4.15.0-1058.62
released
trusty
dne
linux-gcp-4.15
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-gcp-5.3
focal
dne
eoan
dne
bionic
Fixed 5.3.0-1014.15~18.04.1
released
xenial
dne
trusty
dne
linux-gcp-edge
focal
dne
eoan
dne
bionic
ignored
xenial
dne
trusty
dne
linux-gke-4.15
focal
dne
eoan
dne
bionic
Fixed 4.15.0-1055.58
released
xenial
dne
trusty
dne
linux-gke-5.0
focal
dne
eoan
dne
bionic
Fixed 5.0.0-1032.33
released
xenial
dne
trusty
dne
linux-gke-5.3
focal
dne
eoan
dne
bionic
Fixed 5.3.0-1014.15~18.04.1
released
xenial
dne
trusty
dne
linux-hwe
focal
dne
eoan
dne
bionic
Fixed 5.3.0-42.34~18.04.1
released
xenial
Fixed 4.15.0-91.92~16.04.1
released
trusty
dne
linux-hwe-edge
focal
dne
eoan
dne
bionic
ignored
xenial
ignored
trusty
dne
linux-kvm
focal
not-affected
eoan
Fixed 5.3.0-1012.13
released
bionic
Fixed 4.15.0-1056.57
released
xenial
Fixed 4.4.0-1068.75
released
trusty
dne
linux-lts-trusty
focal
dne
eoan
dne
bionic
dne
xenial
dne
trusty
dne
linux-lts-xenial
focal
dne
eoan
dne
bionic
dne
xenial
dne
trusty
ignored
linux-oem
focal
dne
eoan
ignored
bionic
Fixed 4.15.0-1076.86
released
xenial
ignored
trusty
dne
linux-oem-5.6
focal
not-affected
eoan
dne
bionic
dne
xenial
dne
trusty
dne
linux-oem-osp1
focal
dne
eoan
ignored
bionic
Fixed 5.0.0-1043.48
released
xenial
dne
trusty
dne
linux-oracle
focal
not-affected
eoan
Fixed 5.3.0-1011.12
released
bionic
Fixed 4.15.0-1035.39
released
xenial
Fixed 4.15.0-1035.38~16.04.1
released
trusty
dne
linux-oracle-5.0
focal
dne
eoan
dne
bionic
ignored
xenial
dne
trusty
dne
linux-oracle-5.3
focal
dne
eoan
dne
bionic
not-affected
xenial
dne
trusty
dne
linux-raspi
focal
not-affected
eoan
dne
bionic
dne
xenial
dne
trusty
dne
linux-raspi2
focal
ignored
eoan
Fixed 5.3.0-1019.21
released
bionic
Fixed 4.15.0-1057.61
released
xenial
Fixed 4.4.0-1130.139
released
trusty
dne
linux-raspi2-5.3
focal
dne
eoan
dne
bionic
Fixed 5.3.0-1019.21~18.04.1
released
xenial
dne
trusty
dne
linux-riscv
focal
not-affected
eoan
dne
bionic
dne
xenial
dne
trusty
dne
linux-snapdragon
focal
dne
eoan
dne
bionic
Fixed 4.15.0-1074.81
released
xenial
Fixed 4.4.0-1134.142
released
trusty
dne