CVE-2024-21885

A flaw was found in X.Org server. In the XISendDeviceHierarchyEvent function, it is possible to exceed the allocated array length when certain new device IDs are added to the xXIHierarchyInfo struct. This can trigger a heap buffer overflow condition, which may lead to an application crash or remote code execution in SSH X11 forwarding environments.
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
redhatCNA
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
CISA-ADPADP
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CVEADP
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 47%
Debian logo
Debian Releases
Debian Product
Codename
xorg-server
bullseye
2:1.20.11-1+deb11u13
fixed
bookworm
2:21.1.7-3+deb12u9
ignored
bullseye (security)
2:1.20.11-1+deb11u15
fixed
bookworm (security)
2:21.1.7-3+deb12u9
fixed
sid
2:21.1.16-1.1
fixed
trixie
2:21.1.16-1.1
fixed
xwayland
bookworm
ignored
sid
2:24.1.6-1
fixed
trixie
2:24.1.6-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
xorg
plucky
not-affected
oracular
not-affected
noble
not-affected
mantic
not-affected
lunar
not-affected
jammy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
ignored
xorg-hwe-16.04
plucky
dne
oracular
dne
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
dne
xenial
not-affected
trusty
dne
xorg-hwe-18.04
plucky
dne
oracular
dne
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
not-affected
xenial
dne
trusty
dne
xorg-server
plucky
Fixed 2:21.1.11-1ubuntu1
released
oracular
Fixed 2:21.1.11-1ubuntu1
released
noble
Fixed 2:21.1.11-1ubuntu1
released
mantic
Fixed 2:21.1.7-3ubuntu2.6
released
lunar
Fixed 2:21.1.7-1ubuntu3.6
released
jammy
Fixed 2:21.1.4-2ubuntu1.7~22.04.7
released
focal
Fixed 2:1.20.13-1ubuntu1~20.04.14
released
bionic
Fixed 2:1.19.6-1ubuntu4.15+esm4
released
xenial
Fixed 2:1.18.4-0ubuntu0.12+esm9
released
trusty
Fixed 2:1.15.1-0ubuntu2.11+esm9
released
xorg-server-hwe-16.04
plucky
dne
oracular
dne
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
dne
xenial
needs-triage
trusty
dne
xorg-server-hwe-18.04
plucky
dne
oracular
dne
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
needs-triage
xenial
dne
trusty
dne
xorg-server-lts-utopic
plucky
dne
oracular
dne
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
ignored
xorg-server-lts-vivid
plucky
dne
oracular
dne
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
ignored
xorg-server-lts-wily
plucky
dne
oracular
dne
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
ignored
xorg-server-lts-xenial
plucky
dne
oracular
dne
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
dne
xenial
dne
trusty
ignored
xwayland
plucky
Fixed 2:23.2.4-1
released
oracular
Fixed 2:23.2.4-1
released
noble
Fixed 2:23.2.4-1
released
mantic
Fixed 2:23.2.0-1ubuntu0.4
released
lunar
Fixed 2:22.1.8-1ubuntu1.4
released
jammy
Fixed 2:22.1.1-1ubuntu0.10
released
focal
dne
bionic
dne
xenial
dne
trusty
dne
References