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CVE-2025-40056

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CVE-2025-40056

Published: Oct 28, 2025

Modified: May 11, 2026

PUBLISHED

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.

VendorProductVersions

Linux

Linux

affected
309bba39c945ac8ab8083ac05cd6cfe5822968e0 - < bd71e7e0a612740e4de5524880c7cd40293af5f7
affected
309bba39c945ac8ab8083ac05cd6cfe5822968e0 - < 781226e11d5bdea0d69c7b5aa3cda874093c73b8
affected
309bba39c945ac8ab8083ac05cd6cfe5822968e0 - < b3a950d236e98440c07405ba597b11bce56a8050
affected
309bba39c945ac8ab8083ac05cd6cfe5822968e0 - < 68aac2b335d474b938d154b9c95cbc58838cb2ce
affected
309bba39c945ac8ab8083ac05cd6cfe5822968e0 - < 439263376c2c4e126cac0d07e4987568de4eaba5

Linux

Linux

affected
6.0
unaffected
0 - < 6.0
unaffected
6.1.156 - <= 6.1.*
unaffected
6.6.112 - <= 6.6.*
unaffected
6.12.53 - <= 6.12.*

+2 more versions

References

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