CVE-2025-39951
Expert Analysis
Professional remediation guidance
Get tailored security recommendations from our analyst team for CVE-2025-39951. We'll provide specific mitigation strategies based on your environment and risk profile.
Description
In the Linux kernel, the following vulnerability has been resolved:
um: virtio_uml: Fix use-after-free after put_device in probe
When register_virtio_device() fails in virtio_uml_probe(),
the code sets vu_dev->registered = 1 even though
the device was not successfully registered.
This can lead to use-after-free or other issues.
Available Exploits
Related News
Affected Products
Affected Versions:
EU Vulnerability Database
Monitored by ENISA for EU cybersecurity
ENISA Analysis
In the Linux kernel, the following vulnerability has been resolved:
um: virtio_uml: Fix use-after-free after put_device in probe
When register_virtio_device() fails in virtio_uml_probe(),
the code sets vu_dev->registered = 1 even though
the device was not successfully registered.
This can lead to use-after-free or other issues.
Affected Products (ENISA)
ENISA Scoring
EPSS Score
ENISA References
Data provided by ENISA EU Vulnerability Database. Last updated: October 4, 2025