CVE-2017-5550

Off-by-one error in the pipe_advance function in lib/iov_iter.c in the Linux kernel before 4.9.5 allows local users to obtain sensitive information from uninitialized heap-memory locations in opportunistic circumstances by reading from a pipe after an incorrect buffer-release decision.
Severity
MEDIUM
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Atk. Vector
LOCAL
Atk. Complexity
LOW
Priv. Required
LOW
Base Score
CVSS 3.x
EPSS Score
Percentile: 5%
VendorProductVersion
linuxlinux_kernel
𝑥
≤ 4.9.4
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
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
ignored
xenial
not-affected
trusty
not-affected
precise
ignored
linux-armadaxp
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-aws
cosmic
not-affected
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
not-affected
precise
dne
linux-azure
cosmic
not-affected
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
not-affected
linux-azure-edge
cosmic
dne
bionic
not-affected
xenial
not-affected
trusty
dne
linux-euclid
cosmic
dne
bionic
dne
artful
dne
zesty
dne
xenial
ignored
trusty
dne
linux-flo
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
ignored
xenial
ignored
trusty
dne
precise
dne
linux-gcp
cosmic
not-affected
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
dne
linux-gke
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
ignored
trusty
dne
precise
dne
linux-goldfish
cosmic
dne
bionic
dne
artful
dne
zesty
ignored
yakkety
ignored
xenial
ignored
trusty
dne
precise
dne
linux-grouper
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-hwe
cosmic
dne
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-hwe-edge
cosmic
dne
bionic
not-affected
artful
dne
zesty
dne
yakkety
dne
xenial
not-affected
trusty
dne
precise
dne
linux-kvm
cosmic
not-affected
bionic
not-affected
artful
dne
zesty
dne
xenial
not-affected
trusty
dne
linux-linaro-omap
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-linaro-shared
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-linaro-vexpress
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-lts-quantal
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-lts-raring
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-lts-saucy
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-lts-trusty
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-lts-utopic
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-lts-vivid
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
ignored
precise
dne
linux-lts-wily
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-lts-xenial
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
not-affected
precise
dne
linux-maguro
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-mako
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
ignored
xenial
ignored
trusty
dne
precise
dne
linux-manta
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
dne
linux-oem
cosmic
not-affected
bionic
not-affected
artful
dne
zesty
dne
xenial
not-affected
trusty
dne
linux-qcm-msm
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
linux-raspi2
cosmic
not-affected
bionic
not-affected
artful
not-affected
zesty
not-affected
yakkety
ignored
xenial
not-affected
trusty
dne
precise
dne
linux-snapdragon
cosmic
dne
bionic
not-affected
artful
ignored
zesty
ignored
yakkety
ignored
xenial
not-affected
trusty
dne
precise
dne
linux-ti-omap4
cosmic
dne
bionic
dne
artful
dne
zesty
dne
yakkety
dne
xenial
dne
trusty
dne
precise
ignored
Common Weakness Enumeration
References
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5
http://www.openwall.com/lists/oss-security/2017/01/21/3
http://www.securityfocus.com/bid/95716
https://bugzilla.redhat.com/show_bug.cgi?id=1416116
https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.5
http://www.openwall.com/lists/oss-security/2017/01/21/3
http://www.securityfocus.com/bid/95716
https://bugzilla.redhat.com/show_bug.cgi?id=1416116
https://github.com/torvalds/linux/commit/b9dc6f65bc5e232d1c05fe34b5daadc7e8bbf1fb