CVE-2019-8912

In the Linux kernel through 4.20.11, af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
mitreCNA
---
---
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 61%
VendorProductVersion
linuxlinux_kernel
4.10 ≤
𝑥
< 4.14.103
linuxlinux_kernel
4.19 ≤
𝑥
< 4.19.25
linuxlinux_kernel
4.20 ≤
𝑥
< 4.20.12
linuxlinux_kernel
5.0:rc1
linuxlinux_kernel
5.0:rc2
linuxlinux_kernel
5.0:rc3
linuxlinux_kernel
5.0:rc4
linuxlinux_kernel
5.0:rc5
linuxlinux_kernel
5.0:rc6
linuxlinux_kernel
5.0:rc7
linuxlinux_kernel
5.0:rc8
redhatenterprise_linux
7.0
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
canonicalubuntu_linux
18.04
canonicalubuntu_linux
18.10
opensuseleap
15.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
stretch
not-affected
jessie
not-affected
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
disco
not-affected
cosmic
Fixed 4.18.0-17.18
released
bionic
Fixed 4.15.0-47.50
released
xenial
not-affected
trusty
not-affected
linux-aws
disco
not-affected
cosmic
Fixed 4.18.0-1012.14
released
bionic
Fixed 4.15.0-1035.37
released
xenial
not-affected
trusty
not-affected
linux-aws-hwe
disco
dne
cosmic
dne
bionic
dne
xenial
Fixed 4.15.0-1035.37~16.04.1
released
trusty
dne
linux-azure
disco
not-affected
cosmic
Fixed 4.18.0-1014.14
released
bionic
Fixed 4.18.0-1014.14~18.04.1
released
xenial
Fixed 4.15.0-1041.45
released
trusty
Fixed 4.15.0-1041.45~14.04.1
released
linux-azure-edge
disco
dne
cosmic
dne
bionic
Fixed 4.18.0-1014.14~18.04.1
released
xenial
Fixed 4.15.0-1041.45
released
trusty
dne
linux-euclid
disco
dne
cosmic
dne
bionic
dne
xenial
not-affected
trusty
dne
linux-flo
disco
dne
cosmic
dne
bionic
dne
xenial
ignored
trusty
dne
linux-gcp
disco
not-affected
cosmic
Fixed 4.18.0-1008.9
released
bionic
Fixed 4.15.0-1029.31
released
xenial
Fixed 4.15.0-1029.31~16.04.1
released
trusty
dne
linux-gcp-edge
disco
dne
cosmic
dne
bionic
Fixed 4.18.0-1008.9~18.04.1
released
xenial
dne
trusty
dne
linux-gke
disco
dne
cosmic
dne
bionic
not-affected
xenial
ignored
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 4.18.0-17.18~18.04.1
released
xenial
Fixed 4.15.0-47.50~16.04.1
released
trusty
dne
linux-hwe-edge
disco
dne
cosmic
dne
bionic
not-affected
xenial
Fixed 4.15.0-47.50~16.04.1
released
trusty
dne
linux-kvm
disco
not-affected
cosmic
Fixed 4.18.0-1009.9
released
bionic
Fixed 4.15.0-1031.31
released
xenial
not-affected
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
not-affected
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
not-affected
cosmic
Fixed 4.15.0-1035.40
released
bionic
Fixed 4.15.0-1035.40
released
xenial
ignored
trusty
dne
linux-oracle
disco
not-affected
cosmic
Fixed 4.15.0-1010.12
released
bionic
Fixed 4.15.0-1010.12
released
xenial
Fixed 4.15.0-1010.12~16.04.1
released
trusty
dne
linux-raspi2
disco
not-affected
cosmic
Fixed 4.18.0-1011.13
released
bionic
Fixed 4.15.0-1033.35
released
xenial
not-affected
trusty
dne
linux-snapdragon
disco
not-affected
cosmic
dne
bionic
not-affected
xenial
not-affected
trusty
dne
Common Weakness Enumeration
References
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html
http://patchwork.ozlabs.org/patch/1042902/
http://www.securityfocus.com/bid/107063
https://access.redhat.com/errata/RHSA-2020:0174
https://usn.ubuntu.com/3930-1/
https://usn.ubuntu.com/3930-2/
https://usn.ubuntu.com/3931-1/
https://usn.ubuntu.com/3931-2/
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-8912
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html
http://patchwork.ozlabs.org/patch/1042902/
http://www.securityfocus.com/bid/107063
https://access.redhat.com/errata/RHSA-2020:0174
https://usn.ubuntu.com/3930-1/
https://usn.ubuntu.com/3930-2/
https://usn.ubuntu.com/3931-1/
https://usn.ubuntu.com/3931-2/