CVE-2022-40303
48Vexday Risk Score
Prioritize patching. It exploitation observed by VulnCheck.
ssvc Actcvss 7.5epss 23%
from disclosure to weapon
Published on NVDNov 22
VulnCheck+21d
exploitation probability
23%top 2% of all CVEs
observed exploitation
yesVulnCheck
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.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected products
n/a · n/aReferences
http://seclists.org/fulldisclosure/2022/Dec/21http://seclists.org/fulldisclosure/2022/Dec/24http://seclists.org/fulldisclosure/2022/Dec/25http://seclists.org/fulldisclosure/2022/Dec/26http://seclists.org/fulldisclosure/2022/Dec/27https://gitlab.gnome.org/GNOME/libxml2/-/commit/c846986356fc149915a74972bf198abc266bc2c0https://gitlab.gnome.org/GNOME/libxml2/-/tags/v2.10.3https://security.netapp.com/advisory/ntap-20221209-0003/https://support.apple.com/kb/HT213531https://support.apple.com/kb/HT213533https://support.apple.com/kb/HT213534https://support.apple.com/kb/HT213535