CVE-2025-39951
um: virtio_uml: Fix use-after-free after put_device in probe
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
Summary
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.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
5.5
References 7
git.kernel.org
- stable/c/14c231959a16ca41bfdcaede72483362a8c645d7
- stable/c/5e94e44c9cb30d7a383d8ac227f24a8c9326b770
- stable/c/aaf900a83508c8cd5cdf765e7749f9076196ec7f
- stable/c/4f364023ddcfe83f7073b973a9cb98584b7f2a46
- stable/c/00e98b5a69034b251bb36dc6e7123d7648e218e4
- stable/c/c2ff91255e0157b356cff115d8dc3eeb5162edf2
- stable/c/7ebf70cf181651fe3f2e44e95e7e5073d594c9c0