CVE-2022-50263

Published: Sep 15, 2025Modified: Dec 2, 2025

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

In the Linux kernel, the following vulnerability has been resolved: vdpasim: fix memory leak when freeing IOTLBs After commit bda324fd037a ("vdpasim: control virtqueue support"), vdpasim->iommu became an array of IOTLB, so we should clean the mappings of each free one by one instead of just deleting the ranges in the first IOTLB which may leak maps.

Affected (4)

Products: Linux: Linux Kernel

1 product

Configuration A

4 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	From 5.19 to 6.0.19
Linux Linux Kernel	From 6.1 to 6.1.5
Linux Linux Kernel	Version 6.2 rc1
Linux Linux Kernel	Version 6.2 rc2

Related CWEs

Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.

References (3)

https://git.kernel.org/stable/c/0b7a04a30eef20e6b24926a45c0ce7906ae85bd6

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

https://git.kernel.org/stable/c/16b22e27fba6fd816d0dcb98f42cc71f0836c27e

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

https://git.kernel.org/stable/c/54b210c90d2803a9f1c8fd2f0d08e90172e9a06d

Source: 416baaa9-dc9f-4396-8d5f-8c081fb06d67

Patch

Timeline

No history available yet.