CVE-2025-40051

Linux Kernel 6.0.0-6.1.155, 6.2.0-6.6.111, 6.7.0-6.12.52, 6.13.0-6.17.2 - Use-After-Free in vhost vringh

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: vhost: vringh: Modify the return value check The return value of copy_from_iter and copy_to_iter can't be negative, check whether the copied lengths are equal.

References (5)

Core 5

Core References

Patch

https://git.kernel.org/stable/c/db042925a5ab7a550b710addeadbf6f72e3a8a4b

Patch

https://git.kernel.org/stable/c/78dc7362662fedaa1928fb8e4f27401c8322905d

Patch

https://git.kernel.org/stable/c/baa37b1c7e29546f79c39bef0d18c4edc9f39bb1

Patch

https://git.kernel.org/stable/c/cfa0654402c06d086201a9ff167eb95da5844fc3

Patch

https://git.kernel.org/stable/c/82a8d0fda55b35361ee7f35b54fa2b66d7847d2b

Scores

EPSS 0.0020

EPSS Percentile 9.6%

Details

Status published

Products (16)

linux/Kernel 6.0.0 - 6.1.156linux

linux/Kernel 6.13.0 - 6.17.3linux

linux/Kernel 6.2.0 - 6.6.112linux

linux/Kernel 6.7.0 - 6.12.53linux

Linux/Linux < 6.0

Linux/Linux 309bba39c945ac8ab8083ac05cd6cfe5822968e0 - 78dc7362662fedaa1928fb8e4f27401c8322905d

Linux/Linux 309bba39c945ac8ab8083ac05cd6cfe5822968e0 - 82a8d0fda55b35361ee7f35b54fa2b66d7847d2b

Linux/Linux 309bba39c945ac8ab8083ac05cd6cfe5822968e0 - baa37b1c7e29546f79c39bef0d18c4edc9f39bb1

Linux/Linux 309bba39c945ac8ab8083ac05cd6cfe5822968e0 - cfa0654402c06d086201a9ff167eb95da5844fc3

Linux/Linux 309bba39c945ac8ab8083ac05cd6cfe5822968e0 - db042925a5ab7a550b710addeadbf6f72e3a8a4b

... and 6 more

Published Oct 28, 2025

Tracked Since Feb 18, 2026