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CVE PROGRAM SOURCE RECORD7.8 High

CVE-2025-39951

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

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Linux Linux

Default version status: unaffected

  • 04e5b1fb01834a602acaae2276b67a783a8c6159 to < 14c231959a16ca41bfdcaede72483362a8c645d7affected
  • 04e5b1fb01834a602acaae2276b67a783a8c6159 to < 5e94e44c9cb30d7a383d8ac227f24a8c9326b770affected
  • 04e5b1fb01834a602acaae2276b67a783a8c6159 to < aaf900a83508c8cd5cdf765e7749f9076196ec7faffected
  • 04e5b1fb01834a602acaae2276b67a783a8c6159 to < 4f364023ddcfe83f7073b973a9cb98584b7f2a46affected
  • 04e5b1fb01834a602acaae2276b67a783a8c6159 to < 00e98b5a69034b251bb36dc6e7123d7648e218e4affected
  • 04e5b1fb01834a602acaae2276b67a783a8c6159 to < c2ff91255e0157b356cff115d8dc3eeb5162edf2affected
  • 04e5b1fb01834a602acaae2276b67a783a8c6159 to < 7ebf70cf181651fe3f2e44e95e7e5073d594c9c0affected

Linux Linux

Default version status: affected

  • 5.5affected
  • 0 to < 5.5unaffected
  • 5.10.245 to ≤ 5.10.*unaffected
  • 5.15.194 to ≤ 5.15.*unaffected
  • 6.1.154 to ≤ 6.1.*unaffected
  • 6.6.108 to ≤ 6.6.*unaffected
  • 6.12.49 to ≤ 6.12.*unaffected
  • 6.16.9 to ≤ 6.16.*unaffected
  • 6.17 to ≤ *unaffected

References