CVE-2025-10729: Use-after-free vulnerability in Qt SVG qsvghandler.cpp allows denial of service via crafted SVG

Published Oct 3, 2025
·
Updated

The module will parse a <pattern> node which is not a child of a structural node. The node will be deleted after creation but might be accessed later leading to a use after free.

Other sources

Use-after-free vulnerability in Qt SVG qsvghandler.cpp allows denial of service via crafted SVG

Microsoft

Affected Software

3 affected componentsFixes available
Qt Qt SVG
Microsoft cbl2 qt5-qtsvg 5.12.11-6
Microsoft azl3 qtsvg 6.6.1-2

Event History

Oct 3, 2025
CVE Published
via MITRE·02:39 PM
Data Sourced
via MITRE·02:39 PM
DescriptionWeakness
Data Sourced
via Red Hat·03:01 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·04:16 PM
DescriptionSeverityWeakness
Oct 7, 2025
Data Sourced
via Microsoft·01:01 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·01:01 AM
Affected Software
Updated
via Microsoft·01:01 AM
Affected Software
Updated
via Microsoft·01:01 AM
DescriptionSeverity
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Frequently Asked Questions

1

What is the severity of CVE-2025-10729?

CVE-2025-10729 has been classified as a medium severity vulnerability.

2

How do I fix CVE-2025-10729?

To fix CVE-2025-10729, update to the latest version of the affected Qt SVG module that addresses this issue.

3

What are the potential impacts of CVE-2025-10729?

CVE-2025-10729 can lead to a use after free vulnerability, potentially allowing an attacker to execute arbitrary code.

4

Which software is affected by CVE-2025-10729?

CVE-2025-10729 specifically affects the Qt SVG product.

5

What does CVE-2025-10729 entail?

CVE-2025-10729 involves a use after free issue due to the improper handling of a <pattern> node in the Qt SVG module.

Contact

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