CVE-2022-23308

high

Description

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

References

https://gitlab.gnome.org/GNOME/libxml2/-/blob/v2.9.13/NEWS

https://github.com/GNOME/libxml2/commit/652dd12a858989b14eed4e84e453059cd3ba340e

https://lists.fedoraproject.org/archives/list/[email protected]/message/LA3MWWAYZADWJ5F6JOUBX65UZAMQB7RF/

https://security.netapp.com/advisory/ntap-20220331-0008/

https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html

https://support.apple.com/kb/HT213253

https://support.apple.com/kb/HT213255

https://support.apple.com/kb/HT213256

https://support.apple.com/kb/HT213257

https://support.apple.com/kb/HT213258

https://support.apple.com/kb/HT213254

http://seclists.org/fulldisclosure/2022/May/33

http://seclists.org/fulldisclosure/2022/May/35

http://seclists.org/fulldisclosure/2022/May/34

http://seclists.org/fulldisclosure/2022/May/37

http://seclists.org/fulldisclosure/2022/May/36

http://seclists.org/fulldisclosure/2022/May/38

https://www.oracle.com/security-alerts/cpujul2022.html

https://security.gentoo.org/glsa/202210-03

Details

Source: MITRE

Published: 2022-02-26

Updated: 2022-11-02

Type: CWE-416

Risk Information

CVSS v2

Base Score: 4.3

Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 8.6

Severity: MEDIUM

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH