CVE-2017-7482

EUVD-2017-16502
In the Linux kernel before version 4.12, Kerberos 5 tickets decoded when using the RXRPC keys incorrectly assumes the size of a field. This could lead to the size-remaining variable wrapping and the data pointer going over the end of the buffer. This could possibly lead to memory corruption and possible privilege escalation.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
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
redhatCNA
7.1 HIGH
LOCAL
LOW
LOW
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 36%
Affected Products (NVD)
VendorProductVersion
linuxlinux_kernel
𝑥
< 3.2.90
linuxlinux_kernel
3.3 ≤
𝑥
< 3.10.108
linuxlinux_kernel
3.11 ≤
𝑥
< 3.16.45
linuxlinux_kernel
3.17 ≤
𝑥
< 3.18.59
linuxlinux_kernel
3.19 ≤
𝑥
< 4.1.43
linuxlinux_kernel
4.2 ≤
𝑥
< 4.4.75
linuxlinux_kernel
4.5 ≤
𝑥
< 4.9.35
linuxlinux_kernel
4.10 ≤
𝑥
< 4.11.8
debiandebian_linux
8.0
debiandebian_linux
9.0
redhatenterprise_mrg
2.0
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
6.11.6-1
fixed
trixie
6.11.5-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
artful
not-affected
bionic
not-affected
cosmic
not-affected
focal
not-affected
jammy
not-affected
noble
not-affected
trusty
Fixed 3.13.0-126.175
released
xenial
Fixed 4.4.0-89.112
released
yakkety
ignored
zesty
Fixed 4.10.0-30.34
released
linux-aws
artful
dne
bionic
not-affected
cosmic
not-affected
focal
not-affected
jammy
not-affected
noble
not-affected
trusty
not-affected
xenial
Fixed 4.4.0-1028.37
released
yakkety
dne
zesty
dne
linux-aws-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-aws-5.4
bionic
not-affected
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-aws-6.8
bionic
dne
focal
dne
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-aws-fips
bionic
dne
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
ignored
linux-aws-hwe
bionic
dne
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
not-affected
linux-azure
artful
dne
bionic
not-affected
cosmic
not-affected
focal
not-affected
jammy
not-affected
noble
not-affected
trusty
not-affected
xenial
not-affected
yakkety
dne
zesty
dne
linux-azure-4.15
bionic
not-affected
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-azure-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-azure-5.4
bionic
not-affected
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-azure-fde
bionic
dne
focal
ignored
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-azure-fde-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-azure-fips
bionic
dne
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
ignored
linux-bluefield
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-euclid
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
ignored
zesty
dne
linux-fips
bionic
dne
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-flo
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
ignored
yakkety
ignored
zesty
dne
linux-gcp
artful
dne
bionic
not-affected
cosmic
not-affected
focal
not-affected
jammy
not-affected
noble
not-affected
trusty
dne
xenial
not-affected
yakkety
dne
zesty
dne
linux-gcp-4.15
bionic
not-affected
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-gcp-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-gcp-5.4
bionic
not-affected
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-gcp-6.8
bionic
dne
focal
dne
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-gcp-fips
bionic
dne
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
ignored
linux-gke
artful
dne
bionic
dne
cosmic
dne
focal
ignored
jammy
not-affected
noble
not-affected
trusty
dne
xenial
Fixed 4.4.0-1024.24
released
yakkety
dne
zesty
dne
linux-gkeop
bionic
dne
focal
not-affected
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-gkeop-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-goldfish
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
ignored
yakkety
ignored
zesty
ignored
linux-grouper
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
yakkety
dne
zesty
dne
linux-hwe
artful
dne
bionic
not-affected
cosmic
dne
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
Fixed 4.10.0-32.36~16.04.1
released
yakkety
dne
zesty
dne
linux-hwe-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-hwe-5.4
bionic
not-affected
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-hwe-6.8
bionic
dne
focal
dne
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-hwe-edge
artful
dne
bionic
not-affected
cosmic
dne
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
Fixed 4.10.0-30.34~16.04.1
released
yakkety
dne
zesty
dne
linux-ibm
bionic
dne
focal
not-affected
jammy
not-affected
noble
not-affected
trusty
dne
xenial
dne
linux-ibm-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-ibm-5.4
bionic
not-affected
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-intel
bionic
dne
focal
dne
jammy
dne
noble
not-affected
trusty
dne
xenial
dne
linux-intel-iot-realtime
bionic
dne
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-intel-iotg
bionic
dne
focal
dne
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-intel-iotg-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-iot
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-kvm
artful
dne
bionic
not-affected
cosmic
not-affected
focal
not-affected
jammy
not-affected
noble
dne
trusty
dne
xenial
not-affected
zesty
dne
linux-lowlatency
bionic
dne
focal
dne
jammy
not-affected
noble
not-affected
trusty
dne
xenial
dne
linux-lowlatency-hwe-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-lowlatency-hwe-6.8
bionic
dne
focal
dne
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-lts-quantal
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-raring
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-saucy
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-trusty
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-utopic
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-vivid
artful
dne
bionic
dne
cosmic
dne
trusty
ignored
xenial
dne
yakkety
dne
zesty
dne
linux-lts-wily
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
yakkety
dne
zesty
dne
linux-lts-xenial
artful
dne
bionic
dne
cosmic
dne
focal
dne
jammy
dne
noble
dne
trusty
Fixed 4.4.0-89.112~14.04.1
released
xenial
dne
yakkety
dne
zesty
dne
linux-maguro
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
yakkety
dne
zesty
dne
linux-mako
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
ignored
yakkety
ignored
zesty
dne
linux-manta
artful
dne
bionic
dne
cosmic
dne
trusty
dne
xenial
dne
yakkety
dne
zesty
dne
linux-nvidia
bionic
dne
focal
dne
jammy
not-affected
noble
not-affected
trusty
dne
xenial
dne
linux-nvidia-6.5
bionic
dne
focal
dne
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-nvidia-6.8
bionic
dne
focal
dne
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-nvidia-lowlatency
bionic
dne
focal
dne
jammy
dne
noble
not-affected
trusty
dne
xenial
dne
linux-oem
artful
dne
bionic
not-affected
cosmic
not-affected
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
not-affected
zesty
dne
linux-oem-6.8
bionic
dne
focal
dne
jammy
dne
noble
not-affected
trusty
dne
xenial
dne
linux-oracle
bionic
not-affected
focal
not-affected
jammy
not-affected
noble
not-affected
trusty
dne
xenial
not-affected
linux-oracle-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-oracle-5.4
bionic
not-affected
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-oracle-6.8
bionic
dne
focal
dne
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-raspi
bionic
dne
focal
not-affected
jammy
not-affected
noble
not-affected
trusty
dne
xenial
dne
linux-raspi-5.4
bionic
not-affected
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-raspi-realtime
bionic
dne
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-raspi2
artful
not-affected
bionic
not-affected
cosmic
not-affected
focal
ignored
jammy
dne
noble
dne
trusty
dne
xenial
Fixed 4.4.0-1067.75
released
yakkety
ignored
zesty
Fixed 4.10.0-1013.16
released
linux-realtime
bionic
dne
focal
dne
jammy
ignored
noble
dne
trusty
dne
xenial
dne
linux-riscv
bionic
dne
focal
ignored
jammy
ignored
noble
not-affected
trusty
dne
xenial
dne
linux-riscv-5.15
bionic
dne
focal
not-affected
jammy
dne
noble
dne
trusty
dne
xenial
dne
linux-riscv-6.8
bionic
dne
focal
dne
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
linux-snapdragon
artful
not-affected
bionic
not-affected
cosmic
dne
focal
dne
jammy
dne
noble
dne
trusty
dne
xenial
Fixed 4.4.0-1069.74
released
yakkety
ignored
zesty
Fixed 4.4.0-1069.74
released
linux-xilinx-zynqmp
bionic
dne
focal
not-affected
jammy
not-affected
noble
dne
trusty
dne
xenial
dne
Common Weakness Enumeration
References
http://seclists.org/oss-sec/2017/q2/602
http://www.securityfocus.com/bid/99299
http://www.securitytracker.com/id/1038787
https://access.redhat.com/errata/RHSA-2019:0641
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7482
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5f2f97656ada8d811d3c1bef503ced266fcd53a0
https://www.debian.org/security/2017/dsa-3927
https://www.debian.org/security/2017/dsa-3945
http://seclists.org/oss-sec/2017/q2/602
http://www.securityfocus.com/bid/99299
http://www.securitytracker.com/id/1038787
https://access.redhat.com/errata/RHSA-2019:0641
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7482
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5f2f97656ada8d811d3c1bef503ced266fcd53a0
https://www.debian.org/security/2017/dsa-3927
https://www.debian.org/security/2017/dsa-3945