CVE-2016-4558

The BPF subsystem in the Linux kernel before 4.5.5 mishandles reference counts, which allows local users to cause a denial of service (use-after-free) or possibly have unspecified other impact via a crafted application on (1) a system with more than 32 Gb of memory, related to the program reference count or (2) a 1 Tb system, related to the map reference count.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7 HIGH
LOCAL
HIGH
LOW
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
mitreCNA
---
---
CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 50%
VendorProductVersion
linuxlinux_kernel
4.4 ≤
𝑥
< 4.4.11
linuxlinux_kernel
4.5 ≤
𝑥
< 4.5.5
canonicalubuntu_linux
14.04
canonicalubuntu_linux
16.04
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
linux
bullseye
5.10.223-1
fixed
jessie
not-affected
wheezy
not-affected
bullseye (security)
5.10.226-1
fixed
bookworm
6.1.106-3
fixed
bookworm (security)
6.1.112-1
fixed
trixie
6.11.5-1
fixed
sid
6.11.6-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
linux
yakkety
not-affected
xenial
Fixed 4.4.0-24.43
released
wily
not-affected
trusty
not-affected
precise
not-affected
linux-armadaxp
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
not-affected
linux-aws
yakkety
dne
xenial
not-affected
trusty
not-affected
precise
dne
linux-flo
yakkety
not-affected
xenial
not-affected
wily
not-affected
trusty
dne
precise
dne
linux-gke
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-goldfish
yakkety
not-affected
xenial
not-affected
wily
not-affected
trusty
dne
precise
dne
linux-grouper
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
dne
linux-hwe
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-hwe-edge
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-linaro-omap
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-linaro-shared
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-linaro-vexpress
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-lts-quantal
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-lts-raring
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-lts-saucy
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-lts-trusty
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
not-affected
linux-lts-utopic
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
dne
linux-lts-vivid
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
dne
linux-lts-wily
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
dne
linux-lts-xenial
yakkety
dne
xenial
dne
wily
dne
trusty
Fixed 4.4.0-24.43~14.04.1
released
precise
dne
linux-maguro
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
dne
linux-mako
yakkety
not-affected
xenial
not-affected
wily
not-affected
trusty
dne
precise
dne
linux-manta
yakkety
dne
xenial
dne
wily
not-affected
trusty
dne
precise
dne
linux-qcm-msm
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
ignored
linux-raspi2
yakkety
not-affected
xenial
Fixed 4.4.0-1012.16
released
wily
not-affected
trusty
dne
precise
dne
linux-snapdragon
yakkety
not-affected
xenial
Fixed 4.4.0-1015.18
released
wily
dne
trusty
dne
precise
dne
linux-ti-omap4
yakkety
dne
xenial
dne
wily
dne
trusty
dne
precise
not-affected
References
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=92117d8443bc5afacc8d5ba82e541946310f106e
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
http://www.openwall.com/lists/oss-security/2016/05/06/4
http://www.ubuntu.com/usn/USN-3005-1
http://www.ubuntu.com/usn/USN-3006-1
http://www.ubuntu.com/usn/USN-3007-1
https://bugzilla.redhat.com/show_bug.cgi?id=1334303
https://github.com/torvalds/linux/commit/92117d8443bc5afacc8d5ba82e541946310f106e
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=92117d8443bc5afacc8d5ba82e541946310f106e
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
http://www.openwall.com/lists/oss-security/2016/05/06/4
http://www.ubuntu.com/usn/USN-3005-1
http://www.ubuntu.com/usn/USN-3006-1
http://www.ubuntu.com/usn/USN-3007-1
https://bugzilla.redhat.com/show_bug.cgi?id=1334303
https://github.com/torvalds/linux/commit/92117d8443bc5afacc8d5ba82e541946310f106e