CVE-2021-45960

EUVD-2021-32666
In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA-ADPADP
8.8 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 56%
Affected Products (NVD)
VendorProductVersion
libexpat_projectlibexpat
𝑥
< 2.4.3
tenablenessus
𝑥
< 8.15.3
tenablenessus
10.0.0 ≤
𝑥
< 10.1.1
debiandebian_linux
10.0
debiandebian_linux
11.0
siemenssinema_remote_connect_server
𝑥
< 3.1
netappactive_iq_unified_manager
-
netapponcommand_workflow_automation
-
netappsolidfire_\&_hci_management_node
-
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
expat
bookworm
2.5.0-1
fixed
bookworm (security)
2.5.0-1+deb12u1
fixed
bullseye
2.2.10-2+deb11u5
fixed
bullseye (security)
2.2.10-2+deb11u6
fixed
sid
2.6.3-2
fixed
trixie
2.6.3-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
apache2
bionic
not-affected
focal
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
not-affected
xenial
not-affected
apr-util
bionic
not-affected
focal
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
not-affected
xenial
not-affected
ayttm
bionic
dne
focal
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
dne
xenial
needs-triage
cableswig
bionic
dne
focal
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
dne
xenial
needs-triage
cadaver
bionic
needs-triage
focal
needs-triage
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
dne
xenial
needs-triage
cmake
bionic
not-affected
focal
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
not-affected
coin3
bionic
needs-triage
focal
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
needs-triage
xenial
needs-triage
expat
bionic
Fixed 2.2.5-3ubuntu0.4
released
focal
Fixed 2.2.9-1ubuntu0.2
released
hirsute
ignored
impish
Fixed 2.4.1-2ubuntu0.1
released
jammy
Fixed 2.4.3-1
released
kinetic
Fixed 2.4.3-1
released
lunar
Fixed 2.4.3-1
released
mantic
Fixed 2.4.3-1
released
noble
Fixed 2.4.3-1
released
trusty
Fixed 2.1.0-4ubuntu1.4+esm4
released
xenial
Fixed 2.1.0-7ubuntu0.16.04.5+esm2
released
firefox
bionic
Fixed 98.0+build3-0ubuntu0.18.04.2
released
focal
Fixed 98.0+build3-0ubuntu0.20.04.2
released
impish
Fixed 98.0+build3-0ubuntu0.21.10.2
released
jammy
Fixed 1:1snap1-0ubuntu1
released
kinetic
Fixed 1:1snap1-0ubuntu1
released
lunar
Fixed 1:1snap1-0ubuntu1
released
mantic
Fixed 1:1snap1-0ubuntu1
released
noble
Fixed 1:1snap1-0ubuntu1
released
trusty
dne
xenial
ignored
gdcm
bionic
not-affected
focal
not-affected
hirsute
not-affected
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
not-affected
xenial
not-affected
ghostscript
bionic
not-affected
focal
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
not-affected
insighttoolkit
bionic
dne
focal
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
dne
xenial
needs-triage
insighttoolkit4
bionic
not-affected
focal
not-affected
hirsute
ignored
impish
ignored
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
dne
noble
dne
trusty
dne
xenial
needs-triage
libxmltok
bionic
not-affected
focal
not-affected
hirsute
ignored
impish
not-affected
jammy
not-affected
kinetic
not-affected
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
ignored
xenial
not-affected
matanza
bionic
needs-triage
focal
needs-triage
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
dne
xenial
needs-triage
smart
bionic
not-affected
focal
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
dne
xenial
not-affected
swish-e
bionic
needs-triage
focal
needs-triage
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
dne
xenial
needs-triage
tdom
bionic
needs-triage
focal
needs-triage
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
dne
xenial
needs-triage
texlive-bin
bionic
not-affected
focal
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
not-affected
thunderbird
bionic
ignored
focal
not-affected
hirsute
ignored
impish
ignored
jammy
not-affected
kinetic
ignored
lunar
not-affected
mantic
not-affected
noble
not-affected
trusty
dne
xenial
ignored
vnc4
bionic
needs-triage
focal
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
needs-triage
xenial
needs-triage
vtk
bionic
dne
focal
dne
hirsute
dne
impish
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
needs-triage
xenial
needs-triage
wbxml2
bionic
needs-triage
focal
needs-triage
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
dne
xenial
needs-triage
xmlrpc-c
bionic
needs-triage
focal
needs-triage
hirsute
ignored
impish
ignored
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
needs-triage
xenial
needs-triage