CVE-2022-40303

An issue was discovered in libxml2 before 2.10.3. When parsing a multi-gigabyte XML document with the XML_PARSE_HUGE parser option enabled, several integer counters can overflow. This results in an attempt to access an array at a negative 2GB offset, typically leading to a segmentation fault.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
mitreCNA
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CVEADP
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CISA-ADPADP
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 34%
VendorProductVersion
xmlsoftlibxml2
𝑥
< 2.10.3
netappactive_iq_unified_manager
-
netappclustered_data_ontap
-
netappclustered_data_ontap_antivirus_connector
-
netappnetapp_manageability_sdk
-
netappontap_select_deploy_administration_utility
-
netappsnapmanager
-
appleipados
𝑥
< 15.7.2
appleiphone_os
𝑥
< 15.7.2
applemacos
11.0 ≤
𝑥
< 11.7.2
applemacos
12.0 ≤
𝑥
< 12.6.2
appletvos
𝑥
< 16.2
applewatchos
𝑥
< 9.2
netapph300s_firmware
-
netapph500s_firmware
-
netapph700s_firmware
-
netapph410s_firmware
-
netapph410c_firmware
-
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libxml2
bullseye
2.9.10+dfsg-6.7+deb11u4
fixed
bullseye (security)
2.9.10+dfsg-6.7+deb11u5
fixed
bookworm
2.9.14+dfsg-1.3~deb12u1
fixed
sid
2.12.7+dfsg+really2.9.14-0.1
fixed
trixie
2.12.7+dfsg+really2.9.14-0.1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libxml2
lunar
not-affected
kinetic
Fixed 2.9.14+dfsg-1ubuntu0.1
released
jammy
Fixed 2.9.13+dfsg-1ubuntu0.2
released
focal
Fixed 2.9.10+dfsg-5ubuntu0.20.04.5
released
bionic
Fixed 2.9.4+dfsg1-6.1ubuntu1.8
released
xenial
Fixed 2.9.3+dfsg1-1ubuntu0.7+esm4
released
trusty
Fixed 2.9.1+dfsg1-3ubuntu4.13+esm4
released