CVEvulnerability
CVE-2025-40056
- Status
- Deferred
- Published
- 2025-10-28
- Last modified
- 2026-10-19
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Description
In the Linux kernel, the following vulnerability has been resolved:
vhost: vringh: Fix copy_to_iter return value check
The return value of copy_to_iter can't be negative, check whether the
copied length is equal to the requested length instead of checking for
negative values.
References
- https://git.kernel.org/stable/c/439263376c2c4e126cac0d07e4987568de4eaba5 git.kernel.org
- https://git.kernel.org/stable/c/68aac2b335d474b938d154b9c95cbc58838cb2ce git.kernel.org
- https://git.kernel.org/stable/c/781226e11d5bdea0d69c7b5aa3cda874093c73b8 git.kernel.org
- https://git.kernel.org/stable/c/b3a950d236e98440c07405ba597b11bce56a8050 git.kernel.org
- https://git.kernel.org/stable/c/bd71e7e0a612740e4de5524880c7cd40293af5f7 git.kernel.org