CVE-2018-11236

EUVD-2018-3276
stdlib/canonicalize.c in the GNU C Library (aka glibc or libc6) 2.27 and earlier, when processing very long pathname arguments to the realpath function, could encounter an integer overflow on 32-bit architectures, leading to a stack-based buffer overflow and, potentially, arbitrary code execution.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 75%
Affected Products (NVD)
VendorProductVersion
gnuglibc
𝑥
≤ 2.27
redhatvirtualization_host
4.0
redhatenterprise_linux_desktop
7.0
redhatenterprise_linux_server
7.0
redhatenterprise_linux_workstation
7.0
oraclecommunications_session_border_controller
8.0.0
oraclecommunications_session_border_controller
8.1.0
oraclecommunications_session_border_controller
8.2.0
oracleenterprise_communications_broker
3.0.0
oracleenterprise_communications_broker
3.1.0
netappdata_ontap_edge
-
netappelement_software_management
-
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
glibc
bookworm
2.36-9+deb12u8
fixed
bookworm (security)
2.36-9+deb12u7
fixed
bullseye
2.31-13+deb11u11
fixed
bullseye (security)
2.31-13+deb11u10
fixed
sid
2.40-3
fixed
trixie
2.40-3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
eglibc
artful
dne
bionic
dne
cosmic
dne
disco
dne
eoan
dne
focal
dne
groovy
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
Fixed 2.19-0ubuntu6.15+esm3
released
xenial
dne
glibc
artful
ignored
bionic
Fixed 2.27-3ubuntu1.2
released
cosmic
not-affected
disco
not-affected
eoan
not-affected
focal
not-affected
groovy
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
Fixed 2.23-0ubuntu11.2
released