CVE-2023-54222: hte: tegra-194: Fix off by one in tegra_hte_map_to_line_id()

Severity: unknown
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-12-30 · updated 2026-10-28

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.

Affected products

Linux kernel: 5.19 — fixed in 6.4

How to fix

Upgrade to a fixed version: Linux kernel 6.4. Check the vendor advisory for mitigations.

References

https://git.kernel.org/stable/c/2a488602e3f09ef9e50feb5448ae46515a6fa789
https://git.kernel.org/stable/c/aedc364a7c9cd2fb45b4f7c0a41c98365369ff46
https://git.kernel.org/stable/c/e078180d66848a6a890daf0a3ce28dc43cc66790
https://git.kernel.org/stable/c/fed87ce073c7b9f4f255105f90bd930df06d18a7

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