CVE-2023-28484

Public Exploit

Description

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.

Category

6.5
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.26%
Vendor Advisory gnome.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4 release notes
https://gitlab.gnome.org/GNOME/libxml2/-/issues/491 patch exploit vendor advisory issue tracking
https://lists.debian.org/debian-lts-announce/2023/04/msg00031.html third party advisory mailing list
https://security.netapp.com/advisory/ntap-20230601-0006/
https://security.netapp.com/advisory/ntap-20240201-0005/

Frequently Asked Questions

What is the severity of CVE-2023-28484?
CVE-2023-28484 has been scored as a medium severity vulnerability.
How to fix CVE-2023-28484?
To fix CVE-2023-28484, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-28484 being actively exploited in the wild?
It is possible that CVE-2023-28484 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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