<p>Upgrade <code>Ubuntu:18.04</code> <code>libxml2</code> to version 2.9.4+dfsg1-6.1ubuntu1.5 or higher.</p>

Use After Free Affecting libxml2 package, versions <2.9.4+dfsg1-6.1ubuntu1.5

Threat Intelligence

0.41% (74^th percentile)

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Snyk ID SNYK-UBUNTU1804-LIBXML2-2412656
published 24 Feb 2022
disclosed 26 Feb 2022

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Introduced: 24 Feb 2022

CVE-2022-23308 Open this link in a new tab CWE-416 Open this link in a new tab

How to fix?

Upgrade Ubuntu:18.04 libxml2 to version 2.9.4+dfsg1-6.1ubuntu1.5 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libxml2 package and not the libxml2 package as distributed by Ubuntu. See How to fix? for Ubuntu:18.04 relevant fixed versions and status.

valid.c in libxml2 before 2.9.13 has a use-after-free of ID and IDREF attributes.

References

CVSS Scores

version 3.1

Attack Vector (AV)

Network
Attack Complexity (AC)

Low
Privileges Required (PR)

None
User Interaction (UI)

None

Scope (S)

Unchanged

Confidentiality (C)

None
Integrity (I)

None
Availability (A)

High

Use After Free Affecting libxml2 package, versions <2.9.4+dfsg1-6.1ubuntu1.5

Severity

Based on Ubuntu security rating