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CVE-2025-39951

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

Description (CNA)

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 (CNA)

Vendor / productVersions
Linux / Linuxaffected 04e5b1fb01834a602acaae2276b67a783a8c6159 before 14c231959a16ca41bfdcaede72483362a8c645d7; affected 04e5b1fb01834a602acaae2276b67a783a8c6159 before 5e94e44c9cb30d7a383d8ac227f24a8c9326b770; affected 04e5b1fb01834a602acaae2276b67a783a8c6159 before aaf900a83508c8cd5cdf765e7749f9076196ec7f; affected 04e5b1fb01834a602acaae2276b67a783a8c6159 before 4f364023ddcfe83f7073b973a9cb98584b7f2a46; affected 04e5b1fb01834a602acaae2276b67a783a8c6159 before 00e98b5a69034b251bb36dc6e7123d7648e218e4; affected 04e5b1fb01834a602acaae2276b67a783a8c6159 before c2ff91255e0157b356cff115d8dc3eeb5162edf2; affected 04e5b1fb01834a602acaae2276b67a783a8c6159 before 7ebf70cf181651fe3f2e44e95e7e5073d594c9c0
Linux / Linuxaffected 5.5; unaffected 0 before 5.5; unaffected 5.10.245 through 5.10.*; unaffected 5.15.194 through 5.15.*; unaffected 6.1.154 through 6.1.*; unaffected 6.6.108 through 6.6.*; unaffected 6.12.49 through 6.12.*; unaffected 6.16.9 through 6.16.*; unaffected 6.17 through *

CWE

No CWE identifiers supplied.

References