An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious (too big) networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system.
No PoCs from references.
- https://github.com/ARPSyndicate/cve-scores
- https://github.com/nidhi7598/linux-4.19.72_CVE-2023-3812