What is CVE-2023-28484?

CVE-2023-28484 is a medium-severity vulnerability in Xmlsoft Libxml2, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2023-04-24.

How severe is CVE-2023-28484?

Medium severity. CVSS v3 base score is 6.5 out of 10.

NULL pointer dereference in Xmlsoft Libxml2

CVE-2023-28484

In libxml2 before 2.10.4, parsing of certain invalid XSD schemas can lead to a NULL pointer dereference and subsequently a segfault. This occurs in xmlSchemaFixupComplexType in xmlschemas.c.

EPSS: 0.011 (61.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

Xmlsoft Libxml2
Debian Debian_linux — versions 10.0
N/a — versions n/a

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

References

cve@mitre.org (Release Notes)
cve@mitre.org (Exploit, Patch, Issue Tracking, Vendor Advisory)
cve@mitre.org (mailing-list, Mailing List, Third Party Advisory)
cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2023-28484?: CVE-2023-28484 is a medium-severity vulnerability in Xmlsoft Libxml2, classified under NULL Pointer Dereference. CVSS score: 6.5/10. Published 2023-04-24.
How severe is CVE-2023-28484?: Medium severity. CVSS v3 base score is 6.5 out of 10.