CVE-2026-64349
Description
A flaw was found in the Linux kernel's USB dwc3 driver. Incorrect type handling in the dwc3_readl() and dwc3_writel() functions within dwc3_ulpi_setup() can lead to memory corruption. This vulnerability may allow an attacker to cause system instability or potentially execute arbitrary code, depending on the specific memory corruption scenario.
Understanding the Weakness (CWE)
Availability,Integrity,Confidentiality
Technical Impact: Read Memory; Modify Memory; Execute Unauthorized Code or Commands; DoS: Crash, Exit, or Restart
When a memory buffer is accessed using the wrong type, it could read or write memory out of the bounds of the buffer, if the allocated buffer is smaller than the type that the code is attempting to access, leading to a crash and possibly code execution.
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