CVE-2019-16921

EUVD-2019-7415
In the Linux kernel before 4.17, hns_roce_alloc_ucontext in drivers/infiniband/hw/hns/hns_roce_main.c does not initialize the resp data structure, which might allow attackers to obtain sensitive information from kernel stack memory, aka CID-df7e40425813.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 50%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
𝑥
< 4.17
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
6.11.6-1
fixed
trixie
6.11.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
bionic
not-affected
disco
not-affected
trusty
ignored
xenial
not-affected
linux-aws
bionic
not-affected
disco
not-affected
trusty
ignored
xenial
not-affected
linux-aws-hwe
bionic
dne
disco
dne
trusty
dne
xenial
not-affected
linux-azure
bionic
not-affected
disco
not-affected
trusty
ignored
xenial
not-affected
linux-azure-edge
bionic
not-affected
disco
dne
trusty
dne
xenial
not-affected
linux-gcp
bionic
not-affected
disco
not-affected
trusty
dne
xenial
not-affected
linux-gcp-edge
bionic
not-affected
disco
dne
trusty
dne
xenial
dne
linux-gke-4.15
bionic
not-affected
disco
dne
trusty
dne
xenial
dne
linux-gke-5.0
bionic
not-affected
disco
dne
trusty
dne
xenial
dne
linux-hwe
bionic
not-affected
disco
dne
trusty
dne
xenial
not-affected
linux-hwe-edge
bionic
not-affected
disco
dne
trusty
dne
xenial
not-affected
linux-kvm
bionic
not-affected
disco
not-affected
trusty
dne
xenial
not-affected
linux-lts-trusty
bionic
dne
disco
dne
trusty
dne
xenial
dne
linux-lts-xenial
bionic
dne
disco
dne
trusty
ignored
xenial
dne
linux-oem
bionic
not-affected
disco
not-affected
trusty
dne
xenial
ignored
linux-oracle
bionic
not-affected
disco
not-affected
trusty
dne
xenial
not-affected
linux-raspi2
bionic
not-affected
disco
not-affected
trusty
dne
xenial
not-affected
linux-snapdragon
bionic
not-affected
disco
not-affected
trusty
dne
xenial
not-affected