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CVE-2022-23308
valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes.
High7.5EPSS 5.1%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes.
Timeline
ID reserved
By mitre
- 40 days later
· 40 days later
Published
- 5 years later
· 5 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 5.1% · top 7.6% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (22)
- FEDORA-2022-050c712ed7 (opens in a new tab)vendor-advisoryx_transferred
- [debian-lts-announce] 20220408 [SECURITY] [DLA 2972-1] libxml2 security update (opens in a new tab)mailing-listx_transferred
- 20220516 APPLE-SA-2022-05-16-4 Security Update 2022-004 Catalina (opens in a new tab)mailing-listx_transferred
- 20220516 APPLE-SA-2022-05-16-6 tvOS 15.5 (opens in a new tab)mailing-listx_transferred
- 20220516 APPLE-SA-2022-05-16-3 macOS Big Sur 11.6.6 (opens in a new tab)mailing-listx_transferred
- 20220516 APPLE-SA-2022-05-16-2 macOS Monterey 12.4 (opens in a new tab)mailing-listx_transferred
- 20220516 APPLE-SA-2022-05-16-5 watchOS 8.6 (opens in a new tab)mailing-listx_transferred
- 20220516 APPLE-SA-2022-05-16-1 iOS 15.5 and iPadOS 15.5 (opens in a new tab)mailing-listx_transferred
- https://www.oracle.com/security-alerts/cpujul2022.html (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT213257 (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT213256 (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT213255 (opens in a new tab)x_transferred
- https://gitlab.gnome.org/GNOME/libxml2/-/blob/v2.9.13/NEWS (opens in a new tab)x_transferred
- https://github.com/GNOME/libxml2/commit/652dd12a858989b14eed4e84e453059cd3ba340e (opens in a new tab)x_transferred
- https://security.netapp.com/advisory/ntap-20220331-0008/ (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT213253 (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT213258 (opens in a new tab)x_transferred
- https://support.apple.com/kb/HT213254 (opens in a new tab)x_transferred
- GLSA-202210-03 (opens in a new tab)vendor-advisoryx_transferred
- https://cert-portal.siemens.com/productcert/html/ssa-419740.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-942865.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-23308)Record last updated .