CVE-2026-53044 soc/tegra: cbb: Fix incorrect ARRAY_SIZE in fabric lookup tables
An out-of-bounds access in the Linux kernel Tegra CBB driver can cause crashes or potentially allow code execution during timeout lookups.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-53044?
CVE-2026-53044 is a high-severity memory corruption vulnerability in Linux kernel, published on 24 Jun 2026. 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:
soc/tegra: cbb: Fix incorrect ARRAY_SIZE in fabric lookup tables
Fix incorrect ARRAY_SIZE usage in fabric lookup tables which could cause out-of-bounds access during target timeout lookup.
Weakness: CWE-125
Which versions are affected by CVE-2026-53044?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2026-53044?
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-2026-53044 being exploited?
There is no known exploitation of CVE-2026-53044 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as BELL-CVE-2026-53044, DEBIAN-CVE-2026-53044, GHSA-24hf-c9jr-vvfw, UBUNTU-CVE-2026-53044.