CVE-2026-72305

medium

Description

In the Linux kernel, the following vulnerability has been resolved: VDUSE: avoid leaking information to userspace The bounceing is not necessarily page aligned, so current VDUSE can leak kernel information through mapping bounce pages to userspace. Allocate bounce pages with __GFP_ZERO to avoid leaking information to userspace.

References

https://git.kernel.org/stable/c/fde25641cbddd0c084e3320d08f755e7e6acfae5

https://git.kernel.org/stable/c/9c1523803445ee0348f62b77793266dd981596e0

https://git.kernel.org/stable/c/690fb82c4122f8c2656fa4f842275132771b68b9

https://git.kernel.org/stable/c/5e88c1bc3a41d9a260dd42bae8ad18fd4f35bbe1

https://git.kernel.org/stable/c/00335df9da2011e095f846d645cc2e9fd2907659

Details

Source: Mitre, NVD

Published: 2026-08-15

Updated: 2026-08-17

Risk Information

CVSS v2

Base Score: 2.1

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:N

Severity: Low

CVSS v3

Base Score: 5.5

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

Severity: Medium

EPSS

EPSS: 0.00209