CVE-2022-40304

high

Description

An issue was discovered in libxml2 before 2.10.3. Certain invalid XML entity definitions can corrupt a hash table key, potentially leading to subsequent logic errors. In one case, a double-free can be provoked.

References

https://support.apple.com/kb/HT213536

https://support.apple.com/kb/HT213535

https://support.apple.com/kb/HT213534

https://support.apple.com/kb/HT213533

https://support.apple.com/kb/HT213531

https://security.netapp.com/advisory/ntap-20221209-0003/

https://gitlab.gnome.org/GNOME/libxml2/-/tags/v2.10.3

https://gitlab.gnome.org/GNOME/libxml2/-/tags

https://gitlab.gnome.org/GNOME/libxml2/-/commit/1b41ec4e9433b05bb0376be4725804c54ef1d80b

http://seclists.org/fulldisclosure/2022/Dec/26

http://seclists.org/fulldisclosure/2022/Dec/25

http://seclists.org/fulldisclosure/2022/Dec/24

http://seclists.org/fulldisclosure/2022/Dec/21

https://www.cisa.gov/news-events/ics-advisories/icsa-25-044-09

https://www.cisa.gov/news-events/ics-advisories/icsa-24-165-10

https://www.cisa.gov/news-events/ics-advisories/icsa-24-165-06

https://www.cisa.gov/news-events/ics-advisories/icsa-24-165-04

https://cert-portal.siemens.com/productcert/html/ssa-556635.html

https://support.apple.com/en-us/HT213535

https://support.apple.com/en-us/HT213531

http://seclists.org/fulldisclosure/2022/Dec/27

Details

Source: Mitre, NVD

Published: 2022-11-23

Updated: 2025-04-28

Named Vulnerability: libxml2

Risk Information

CVSS v2

Base Score: 7.2

Vector: CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C

Severity: High

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H