CVE-2022-23308

high-risk
Published 2022-02-26

valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes.

Do I need to act?

-
0.05% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.5/10 High
NETWORK / LOW complexity

Affected Products (20)

Affected Vendors

Debian Apple Oracle Xmlsoft Fedoraproject Netapp

References (38)

Mailing List http://seclists.org/fulldisclosure/2022/May/33
Mailing List http://seclists.org/fulldisclosure/2022/May/34
Mailing List http://seclists.org/fulldisclosure/2022/May/35
Mailing List http://seclists.org/fulldisclosure/2022/May/36
Mailing List http://seclists.org/fulldisclosure/2022/May/37
Mailing List http://seclists.org/fulldisclosure/2022/May/38
Patch https://github.com/GNOME/libxml2/commit/652dd12a858989b14eed4e84e453059cd3ba340e
Release Notes https://gitlab.gnome.org/GNOME/libxml2/-/blob/v2.9.13/NEWS
Mailing List https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro...
Third Party Advisory https://security.gentoo.org/glsa/202210-03
Third Party Advisory https://security.netapp.com/advisory/ntap-20220331-0008/
Third Party Advisory https://support.apple.com/kb/HT213253
Third Party Advisory https://support.apple.com/kb/HT213254
Third Party Advisory https://support.apple.com/kb/HT213255
Third Party Advisory https://support.apple.com/kb/HT213256
Third Party Advisory https://support.apple.com/kb/HT213257
Third Party Advisory https://support.apple.com/kb/HT213258
Patch https://www.oracle.com/security-alerts/cpujul2022.html
Mailing List http://seclists.org/fulldisclosure/2022/May/33
and 18 more references
51
/ 100
high-risk
Severity 26/34 · High
Exploitability 0/34 · Minimal
Exposure 25/34 · High