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CVE-2021-46143

Published: 6 January 2022

In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.

Notes

AuthorNote
sbeattie
paraview uses system expat
xotcl uses system expat
poco uses system expat
gdcm uses system expat
audacity uses system expat
simgear uses system expat
coin3 uses system expat as of 4.0.0~CMake~6f54f1602475+ds1-1
sitecopy uses system expat since 1:0.16.0-1 (dapper!)
leosilva
python uses system expat

Priority

Medium

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package Release Status
apr-util
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code-not-compiled)
focal Not vulnerable
(code-not-compiled)
hirsute Not vulnerable
(code-not-compiled)
impish Not vulnerable
(code-not-compiled)
trusty Not vulnerable
(code-not-compiled)
upstream Needs triage

xenial Not vulnerable
(code-not-compiled)
jammy Not vulnerable
(code-not-compiled)
kinetic Not vulnerable
(code-not-compiled)
lunar Not vulnerable
(code-not-compiled)
mantic Not vulnerable
(code-not-compiled)
audacity
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

lunar Needs triage

mantic Needs triage

ayttm
Launchpad, Ubuntu, Debian
trusty Does not exist

upstream Needs triage

xenial Needs triage

bionic Does not exist

focal Does not exist

hirsute Does not exist

impish Does not exist

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

cableswig
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

hirsute Does not exist

impish Does not exist

trusty Does not exist

upstream Needs triage

xenial Needs triage

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

cadaver
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

hirsute Ignored
(end of life)
impish Ignored
(end of life)
trusty Does not exist

upstream Needs triage

xenial Needs triage

jammy Needs triage

kinetic Ignored
(end of life, was needs-triage)
lunar Needs triage

mantic Needs triage

cmake
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code-not-compiled)
focal Not vulnerable
(code-not-compiled)
hirsute Not vulnerable
(code-not-compiled)
impish Not vulnerable
(code-not-compiled)
trusty Does not exist

upstream Needs triage

xenial Not vulnerable
(code-not-compiled)
jammy Not vulnerable
(code-not-compiled)
kinetic Not vulnerable
(code-not-compiled)
lunar Not vulnerable
(code-not-compiled)
mantic Not vulnerable
(code-not-compiled)
coda
Launchpad, Ubuntu, Debian
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
focal Needs triage

hirsute Ignored
(end of life)
impish Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

lunar Needs triage

mantic Needs triage

coin3
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Not vulnerable
(uses system expat)
hirsute Not vulnerable
(uses system expat)
impish Not vulnerable
(uses system expat)
trusty Needs triage

upstream Needs triage

xenial Needs triage

jammy Not vulnerable
(uses system expat)
kinetic Not vulnerable
(uses system expat)
lunar Not vulnerable
(uses system expat)
mantic Not vulnerable
(uses system expat)
emboss
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

lunar Needs triage

mantic Needs triage

expat
Launchpad, Ubuntu, Debian
bionic
Released (2.2.5-3ubuntu0.4)
focal
Released (2.2.9-1ubuntu0.2)
impish
Released (2.4.1-2ubuntu0.1)
trusty
Released (2.1.0-4ubuntu1.4+esm4)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream Needs triage

xenial
Released (2.1.0-7ubuntu0.16.04.5+esm2)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
hirsute Ignored
(end of life)
jammy
Released (2.4.3-1)
kinetic
Released (2.4.3-1)
lunar
Released (2.4.3-1)
mantic
Released (2.4.3-1)
Patches:
upstream: https://github.com/libexpat/libexpat/pull/538/commits/85ae9a2d7d0e9358f356b33977b842df8ebaec2b

firefox
Launchpad, Ubuntu, Debian
bionic
Released (98.0+build3-0ubuntu0.18.04.2)
focal
Released (98.0+build3-0ubuntu0.20.04.2)
impish
Released (98.0+build3-0ubuntu0.21.10.2)
kinetic
Released (1:1snap1-0ubuntu1)
trusty Does not exist

upstream
Released (98)
jammy
Released (1:1snap1-0ubuntu1)
lunar
Released (1:1snap1-0ubuntu1)
xenial Ignored
(end of standard support, was needs-triage)
mantic
Released (1:1snap1-0ubuntu1)
Patches:

upstream: https://hg.mozilla.org/releases/mozilla-release/rev/f73871dde9f6798e29f859c082a8e83f115417e2
gdcm
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(uses system expat)
focal Not vulnerable
(uses system expat)
hirsute Not vulnerable
(uses system expat)
impish Not vulnerable
(uses system expat)
trusty Not vulnerable
(uses system expat)
upstream Needs triage

xenial Not vulnerable
(uses system expat)
jammy Not vulnerable
(uses system expat)
kinetic Not vulnerable
(uses system expat)
lunar Not vulnerable
(uses system expat)
mantic Not vulnerable
(uses system expat)
ghostscript
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code-not-compiled)
focal Not vulnerable
(code-not-compiled)
hirsute Not vulnerable
(code-not-compiled)
impish Not vulnerable
(code-not-compiled)
trusty Does not exist

upstream Needs triage

xenial Not vulnerable
(code-not-compiled)
jammy Not vulnerable
(code-not-compiled)
kinetic Not vulnerable
(code-not-compiled)
lunar Not vulnerable
(code-not-compiled)
mantic Not vulnerable
(code-not-compiled)
insighttoolkit4
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(uses system expat)
focal Not vulnerable
(uses system expat)
impish Ignored
(end of life)
trusty Does not exist

upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
jammy Not vulnerable
(uses system expat)
lunar Not vulnerable
(uses system expat)
kinetic Not vulnerable
(uses system expat)
mantic Does not exist

libxmltok
Launchpad, Ubuntu, Debian
bionic
Released (1.2-4ubuntu0.18.04.1~esm1)
Available with Ubuntu Pro
focal
Released (1.2-4ubuntu0.20.04.1~esm1)
Available with Ubuntu Pro
jammy
Released (1.2-4ubuntu0.22.04.1~esm1)
Available with Ubuntu Pro
impish Ignored
(end of life)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial
Released (1.2-3ubuntu0.16.04.1~esm1)
Available with Ubuntu Pro
hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needed)
lunar Needed

mantic Needed

harp
Launchpad, Ubuntu, Debian
focal Needs triage

hirsute Ignored
(end of life)
impish Ignored
(end of life)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

lunar Needs triage

mantic Needs triage

ibm-3270
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

lunar Needs triage

mantic Needs triage

insighttoolkit
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

hirsute Does not exist

impish Does not exist

trusty Does not exist

upstream Needs triage

xenial Needs triage

jammy Does not exist

kinetic Does not exist

lunar Does not exist

mantic Does not exist

insighttoolkit5
Launchpad, Ubuntu, Debian
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

lunar Needs triage

mantic Needs triage

libsynthesis
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

lunar Needs triage

mantic Needs triage

mame
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

lunar Needs triage

mantic Needs triage

matanza
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Does not exist

upstream Needs triage

hirsute Ignored
(end of life)
xenial Needs triage

kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

opencollada
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

paraview
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

poco
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Needs triage

upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

python2.7
Launchpad, Ubuntu, Debian
bionic Not vulnerable

focal Not vulnerable

impish Not vulnerable

kinetic Not vulnerable

lunar Does not exist

trusty Not vulnerable

upstream Not vulnerable

xenial Not vulnerable

hirsute Ignored
(end of life)
jammy Not vulnerable

mantic Does not exist

python3.10
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

impish Not vulnerable

kinetic Not vulnerable

lunar Does not exist

trusty Does not exist

upstream Not vulnerable

xenial Does not exist

hirsute Ignored
(end of life)
jammy Not vulnerable

mantic Does not exist

python3.4
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

xenial Does not exist

trusty Not vulnerable

upstream Not vulnerable

jammy Does not exist

mantic Does not exist

python3.5
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Not vulnerable

upstream Not vulnerable

xenial Not vulnerable

jammy Does not exist

mantic Does not exist

python3.6
Launchpad, Ubuntu, Debian
focal Does not exist

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Not vulnerable

xenial Does not exist

bionic Not vulnerable

jammy Does not exist

mantic Does not exist

python3.7
Launchpad, Ubuntu, Debian
bionic Not vulnerable

focal Does not exist

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Not vulnerable

xenial Does not exist

jammy Does not exist

mantic Does not exist

python3.8
Launchpad, Ubuntu, Debian
bionic Not vulnerable

focal Not vulnerable

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Not vulnerable

xenial Does not exist

jammy Does not exist

mantic Does not exist

python3.9
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Not vulnerable

kinetic Does not exist

lunar Does not exist

trusty Does not exist

xenial Does not exist

hirsute Ignored
(end of life)
impish Not vulnerable

upstream Not vulnerable

jammy Does not exist

mantic Does not exist

thunderbird
Launchpad, Ubuntu, Debian
focal Not vulnerable

lunar Not vulnerable

impish Ignored
(end of life)
trusty Does not exist

upstream Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Not vulnerable

bionic Ignored
(end of standard support, was needs-triage)
xenial Ignored
(end of standard support, was needs-triage)
mantic Not vulnerable

qtwebengine-opensource-src
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

sitecopy
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

smart
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code-not-compiled)
focal Does not exist

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Does not exist

upstream Needs triage

xenial Not vulnerable
(code-not-compiled)
jammy Does not exist

mantic Does not exist

swish-e
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Does not exist

upstream Needs triage

hirsute Ignored
(end of life)
xenial Needs triage

jammy Needs triage

kinetic Ignored
(end of life, was needs-triage)
mantic Needs triage

tdom
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Does not exist

upstream Needs triage

hirsute Ignored
(end of life)
xenial Needs triage

kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

texlive-bin
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code-not-compiled)
focal Not vulnerable
(code-not-compiled)
hirsute Not vulnerable
(code-not-compiled)
impish Not vulnerable
(code-not-compiled)
lunar Not vulnerable
(code-not-compiled)
trusty Does not exist

upstream Needs triage

xenial Not vulnerable
(code-not-compiled)
jammy Not vulnerable
(code-not-compiled)
kinetic Not vulnerable
(code-not-compiled)
mantic Not vulnerable
(code-not-compiled)
tla
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

visp
Launchpad, Ubuntu, Debian
bionic Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

vnc4
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Does not exist

hirsute Does not exist

impish Does not exist

lunar Does not exist

trusty Needs triage

upstream Needs triage

xenial Needs triage

jammy Does not exist

kinetic Does not exist

mantic Does not exist

vtk
Launchpad, Ubuntu, Debian
bionic Does not exist

focal Does not exist

hirsute Does not exist

impish Does not exist

kinetic Does not exist

lunar Does not exist

trusty Needs triage

upstream Needs triage

xenial Needs triage

jammy Does not exist

mantic Does not exist

wbxml2
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Does not exist

upstream Needs triage

hirsute Ignored
(end of life)
xenial Needs triage

jammy Needs triage

kinetic Ignored
(end of life, was needs-triage)
mantic Needs triage

xmlrpc
Launchpad, Ubuntu, Debian
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
xmlrpc-c
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Needs triage

upstream Needs triage

hirsute Ignored
(end of life)
xenial Needs triage

jammy Needs triage

kinetic Ignored
(end of life, was needs-triage)
mantic Needs triage

xsd
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
lunar Needs triage

trusty Ignored
(end of standard support)
upstream Needs triage

xenial Needs triage

hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

mantic Needs triage

apache2
Launchpad, Ubuntu, Debian
bionic Not vulnerable
(code-not-compiled)
focal Not vulnerable
(code-not-compiled)
hirsute Not vulnerable
(code-not-compiled)
impish Not vulnerable
(code-not-compiled)
trusty Not vulnerable
(code-not-compiled)
upstream Needs triage

xenial Not vulnerable
(code-not-compiled)
jammy Not vulnerable
(code-not-compiled)
kinetic Not vulnerable
(code-not-compiled)
lunar Not vulnerable
(code-not-compiled)
mantic Not vulnerable
(code-not-compiled)
astropy
Launchpad, Ubuntu, Debian
bionic Needs triage

focal Needs triage

impish Ignored
(end of life)
trusty Ignored
(end of standard support)
upstream Needs triage

xenial Ignored
(end of standard support)
hirsute Ignored
(end of life)
kinetic Ignored
(end of life, was needs-triage)
jammy Needs triage

lunar Needs triage

mantic Needs triage

Severity score breakdown

Parameter Value
Base score 7.8
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H