CVE-2022-49043: Use After Free
Last updated 25 February 2025
Other sources
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— Launchpad
xmlXIncludeAddNode in xinclude.c in libxml2 before 2.11.0 has a use-after-free.
— NVD
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/libxml2to a version that resolves this vulnerability.Fixed in 2.9.10+dfsg-6.7+deb11u6 - Upgrade
Upgrade
libxml2to a version that resolves this vulnerability.Fixed in 2.11.0
Event History
Frequently Asked Questions
What is the severity of CVE-2022-49043?
CVE-2022-49043 has a high severity due to its use-after-free vulnerability in libxml2.
How do I fix CVE-2022-49043?
To resolve CVE-2022-49043, upgrade libxml2 to version 2.11.0 or later.
Which versions of libxml2 are affected by CVE-2022-49043?
CVE-2022-49043 affects all versions of libxml2 prior to 2.11.0.
Is CVE-2022-49043 exploitable remotely?
Yes, CVE-2022-49043 can potentially be exploited remotely, leading to application crashes or code execution.
What software uses libxml2 and is impacted by CVE-2022-49043?
Software that relies on libxml2 versions prior to 2.11.0 may be impacted by CVE-2022-49043.