CVE-2023-54222 hte: tegra-194: Fix off by one in tegra_hte_map_to_line_id()
An off-by-one error in the Linux kernel Tegra HTE driver allows out-of-bounds reads, potentially leading to information disclosure or system crashes.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-54222?
CVE-2023-54222 is a memory corruption vulnerability in Linux, published on 30 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
hte: tegra-194: Fix off by one in tegra_hte_map_to_line_id()
The "map_sz" is the number of elements in the "m" array so the > comparison needs to be changed to >= to prevent an out of bounds read.
Which versions are affected by CVE-2023-54222?
How do I fix CVE-2023-54222?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2023-54222 being exploited?
There is no known exploitation of CVE-2023-54222 in the wild and no public exploit code.
Sources
Also known as BELL-CVE-2023-54222, DEBIAN-CVE-2023-54222, GHSA-v7c6-475j-qrqg, UBUNTU-CVE-2023-54222.