CVE-2025-68743

Description

In the Linux kernel, the following vulnerability has been resolved:mshv: Fix create memory region overlap checkThe current check is incorrect; it only checks if the beginning or endof a region is within an existing region. This doesnt account foruserspace specifying a region that begins before and ends after anexisting region.Change the logic to a range intersection check against gfns and uaddrsfor each region.Remove mshv_partition_region_by_uaddr() as it is no longer used.

Risk Information

Base Score

7.1

MODERATE

Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

EPSS Score

Exploitation Probability

0.025

Associated Vulnerability

No records found

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234