CVE-2022-49774

MEDIUM

Linux Kernel 5.19-6.0.9 - Use-After-Free in KVM Xen EventFD Handling

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: KVM: x86/xen: Fix eventfd error handling in kvm_xen_eventfd_assign() Should not call eventfd_ctx_put() in case of error. [Introduce new goto target instead. - Paolo]

References (2)

Core 2

Core References

Patch

https://git.kernel.org/stable/c/d76f46f47dfde220712d1420ee5dbc546c8fc674

Patch

https://git.kernel.org/stable/c/7353633814f6e5b4899fb9ee1483709d6bb0e1cd

Scores

CVSS v3 5.5

EPSS 0.0016

EPSS Percentile 5.6%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

Status published

Products (9)

linux/Kernel 5.19.0 - 6.0.10linux

Linux/Linux < 5.19

Linux/Linux 2fd6df2f2b47d4301b1ee0fe9d627d1c061a5988 - 7353633814f6e5b4899fb9ee1483709d6bb0e1cd

Linux/Linux 2fd6df2f2b47d4301b1ee0fe9d627d1c061a5988 - d76f46f47dfde220712d1420ee5dbc546c8fc674

Linux/Linux 5.19

Linux/Linux 6.0.10 - 6.0.*

Linux/Linux 6.1

linux/linux_kernel 6.1 rc1 (3 CPE variants)

linux/linux_kernel 5.19 - 6.0.10

Published May 01, 2025

Tracked Since Feb 18, 2026