CVE-2023-52439
Vulnerability from cvelistv5
Published
2024-02-20 18:34
Modified
2024-11-04 14:46
Severity ?
Summary
uio: Fix use-after-free in uio_open
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0c9ae0b8605078eafc3bea053cc78791e97ba2e2Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/17a8519cb359c3b483fb5c7367efa9a8a508bdeaPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3174e0f7de1ba392dc191625da83df02d695b60cPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/35f102607054faafe78d2a6994b18d5d9d6e92adPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5cf604ee538ed0c467abe3b4cda5308a6398f0f7Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5e0be1229ae199ebb90b33102f74a0f22d152570Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/913205930da6213305616ac539447702eaa85e41Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e93da893d52d82d57fc0db2ca566024e0f26ff50Patch
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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But after core-1\\ndevice_unregister, put_device and before doing kfree, the core-2 may\\nget_device. Then:\\n1. After core-1 kfree idev, the core-2 will do use-after-free for idev.\\n2. 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After core-1 kfree idev, the core-2 will do use-after-free for idev. 2. When core-2 do uio_release and put_device, el idev se liberar\u00e1 dos veces. 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