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  1. CVEs
  2. CVE-2022-50843
  1. CVEs

CVE-2022-50843

high
  • Information
  • CPEs
  • Plugins

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().

References

https://git.kernel.org/stable/c/e4b5957c6f749a501c464f92792f1c8e26b61a94

https://git.kernel.org/stable/c/b1ddb666073bb5f36390aaabaa1a4d48d78c52ed

https://git.kernel.org/stable/c/9e113cd4f61f3b0000843b2d0a90ce8b40a1fcff

https://git.kernel.org/stable/c/856edd0e92f3fe89606b704c86a93daedddfe6ec

https://git.kernel.org/stable/c/520b56cfd9faee7683f081c3a38f11a81b13a68e

https://git.kernel.org/stable/c/342cfd8426dff4228e6c714bcb9fc8295a2748dd

Details

Source: Mitre, NVD

Published: 2025-12-30

Updated: 2025-12-31

Risk Information

CVSS v2

Base Score: 4.9

Vector: CVSS2#AV:L/AC:L/Au:N/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 7.1

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Severity: High

EPSS

EPSS: 0.00024

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