CVE-2022-50843
Unknown
Description
In the Linux kernel, the following vulnerability has been resolved: dm clone: Fix UAF in clone_dtr() Dm_clone also has the same UAF problem when dm_resume() and dm_destroy() are concurrent. Therefore, cancelling timer again in clone_dtr().
SeverityUnknown
CVSS—
Exploit probability—
Product
Linux
PublishedDec 30, 2025
First seenDec 30, 2025
How to fix
Update
- Linux Linux520b56cfd9faee7683f081c3a38f11a81b13a68e, 342cfd8426dff4228e6c714bcb9fc8295a2748dd, 856edd0e92f3fe89606b704c86a93daedddfe6ec, b1ddb666073bb5f36390aaabaa1a4d48d78c52ed, 9e113cd4f61f3b0000843b2d0a90ce8b40a1fcff, e4b5957c6f749a501c464f92792f1c8e26b61a94 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux Linux | 7431b7835f554f8608b415a02cf3c3f086309e02 ≤ v < 520b56cfd9faee7683f081c3a38f11a81b13a68e, 7431b7835f554f8608b415a02cf3c3f086309e02 ≤ v < 342cfd8426dff4228e6c714bcb9fc8295a2748dd, 7431b7835f554f8608b415a02cf3c3f086309e02 ≤ v < 856edd0e92f3fe89606b704c86a93daedddfe6ec, 7431b7835f554f8608b415a02cf3c3f086309e02 ≤ v < b1ddb666073bb5f36390aaabaa1a4d48d78c52ed, 7431b7835f554f8608b415a02cf3c3f086309e02 ≤ v < 9e113cd4f61f3b0000843b2d0a90ce8b40a1fcff, 7431b7835f554f8608b415a02cf3c3f086309e02 ≤ v < e4b5957c6f749a501c464f92792f1c8e26b61a94, 5.4 | 520b56cfd9faee7683f081c3a38f11a81b13a68e, 342cfd8426dff4228e6c714bcb9fc8295a2748dd, 856edd0e92f3fe89606b704c86a93daedddfe6ec, b1ddb666073bb5f36390aaabaa1a4d48d78c52ed, 9e113cd4f61f3b0000843b2d0a90ce8b40a1fcff, e4b5957c6f749a501c464f92792f1c8e26b61a94 |
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