Your submission was sent successfully! Close

You have successfully unsubscribed! Close

Thank you for signing up for our newsletter!
In these regular emails you will find the latest updates about Ubuntu and upcoming events where you can meet our team.Close

CVE-2023-28484

Publication date 12 April 2023

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

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.

Status

Package Ubuntu Release Status
libxml2 23.04 lunar
Fixed 2.9.14+dfsg-1.1ubuntu0.1
22.10 kinetic
Fixed 2.9.14+dfsg-1ubuntu0.2
22.04 LTS jammy
Fixed 2.9.13+dfsg-1ubuntu0.3
20.04 LTS focal
Fixed 2.9.10+dfsg-5ubuntu0.20.04.6
18.04 LTS bionic
Fixed 2.9.4+dfsg1-6.1ubuntu1.9
16.04 LTS xenial
14.04 LTS trusty

Get expanded security coverage with Ubuntu Pro

Reduce your average CVE exposure time from 98 days to 1 day with expanded CVE patching, ten-years security maintenance and optional support for the full stack of open-source applications. Free for personal use.

Get Ubuntu Pro

Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H