Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fixed a use-after-free after putdevice in probe. When registervirtiodevice fails in virtioumlprobe, the code sets vudev-registered = 1, even though the device was not successfully registered. This can lead to...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-013031)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013031 advisory. In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-006740)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-006740 advisory. In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in...

The vulnerability of the virtio_uml_probe() function in the arch/um/drivers/virtio_uml.c file of 1 Linux kernel cores allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the virtioumlprobe function in the arch/um/drivers/virtiouml.c file of 1 Linux kernel is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow a remote attacker to compromise the confidentiality, integrity, and accessibility of...

Linux Distros Unpatched Vulnerability : CVE-2025-39951

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in virtioumlprobe, the code sets vudev-registered = 1 even though the...

SUSE CVE-2025-39951

In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in virtioumlprobe, the code sets vudev-registered = 1 even though the device was not successfully registered. This can lead to...

um: virtio_uml: Fix use-after-free after put_device in probe

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EUVD-2025-32381

In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in virtioumlprobe, the code sets vudev-registered = 1 even though the device was not successfully registered. This can lead to...

CVE-2025-39951

In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in virtioumlprobe, the code sets vudev-registered = 1 even though the device was not successfully registered. This can lead to...

UBUNTU-CVE-2025-39951

In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in virtioumlprobe, the code sets vudev-registered = 1 even though the device was not successfully registered. This can lead to...

CVE-2025-39951 um: virtio_uml: Fix use-after-free after put_device in probe

In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in virtioumlprobe, the code sets vudev-registered = 1 even though the device was not successfully registered. This can lead to...

CVE-2025-39951

CVE-2025-39951 is a Linux kernel use-after-free issue in virtio_uml during probe, fixed by virtio_uml_probe() logic (vu_dev->registered set only after successful registration). Connected advisories show Debian LTS updates addressing this CVE in linux packages (5.10.247-1 for Debian 11 and linu...

CVE-2025-39951 um: virtio_uml: Fix use-after-free after put_device in probe

In the Linux kernel, the following vulnerability has been resolved: um: virtiouml: Fix use-after-free after putdevice in probe When registervirtiodevice fails in virtioumlprobe, the code sets vudev-registered = 1 even though the device was not successfully registered. This can lead to...