CVE-2026-23432
Description
A flaw was found in the Linux kernel's mshv component. A local user could exploit a use-after-free vulnerability by unmapping memory after a specific error path in the mshv_map_user_memory function. This can cause a system crash (kernel panic) due to the system attempting to access freed memory.
Understanding the Weakness (CWE)
Integrity,Availability,Confidentiality
Technical Impact: Modify Memory; DoS: Crash, Exit, or Restart; Execute Unauthorized Code or Commands
This weakness may result in the corruption of memory, and perhaps instructions, possibly leading to a crash. If the corrupted memory can be effectively controlled, it may be possible to execute arbitrary code.
Frequently Asked Questions
Not sure what something means? Check out our Security Glossary.
Want to get errata notifications? Sign up here.
