CVE-2022-23308
HIGH 7.5EPSS 5.1%
valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes.
- CVSS v3.1 NVD
- 7.5 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS v2.0 NVD
- 4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P - EPSS
- 5.12% chance of exploitation in the next 30 days, 92nd percentile
- Published
- 2022-02-26
- Updated
- 2026-10-14
Proof-of-concept exploits (1)
- ElenaViewSynthesis/GymSIEGE0★ · 2026-10-18
Security advisories
- http://seclists.org/fulldisclosure/2022/May/33
- http://seclists.org/fulldisclosure/2022/May/34
- http://seclists.org/fulldisclosure/2022/May/35
- http://seclists.org/fulldisclosure/2022/May/36
- http://seclists.org/fulldisclosure/2022/May/37
- http://seclists.org/fulldisclosure/2022/May/38
- GNOME/libxml2/commit/652dd12a858989b14eed4e84e453059cd3ba340e
- https://gitlab.gnome.org/GNOME/libxml2/-/blob/v2.9.13/NEWS
- https://lists.debian.org/debian-lts-announce/2022/04/msg00004.html
- https://security.gentoo.org/glsa/202210-03
- https://security.netapp.com/advisory/ntap-20220331-0008
- https://support.apple.com/kb/HT213253
- https://support.apple.com/kb/HT213254
- 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://www.oracle.com/security-alerts/cpujul2022.html