Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: USB: serial: mxuport: fix memory corruption with small endpoint Make sure that the bulk-out endpoint max packet size is at least eight bytes to avoid user-controlled slab corruption should a malicious device report a smaller size.
References
- https://git.kernel.org/stable/c/086b858b5f5125bc9d967ea2bd825f83d9f8f29d
- https://git.kernel.org/stable/c/2f3661eb2446e1ef593da45e01a3b21a906768ec
- https://git.kernel.org/stable/c/4085f0dbb1ce2251c9a5938d693de6593f0ab2bd
- https://git.kernel.org/stable/c/6c0cf56f00f280d72180bb6ce79741bc787a6269
- https://git.kernel.org/stable/c/b40166b4ef96067620a0f248e74ad9658c8f680c
- https://git.kernel.org/stable/c/be3a1ed4ae51fa8dde57383277d336ce834f2cd9
- https://git.kernel.org/stable/c/ccbec56f2f9af008f1574335cc6a668f16603e47
- https://git.kernel.org/stable/c/e906545641d34fb1a09a65b4b5cfdff40eb09681
FAQ
What is CVE-2026-63899?
CVE-2026-63899 is a documented vulnerability. In the Linux kernel, the following vulnerability has been resolved: USB: serial: mxuport: fix memory corruption with small endpoint Make sure that the bulk-out endpoint max packet size is at least e...
How severe is CVE-2026-63899?
CVSS scoring is not yet available for CVE-2026-63899. Check NVD for updates.
Is there a patch for CVE-2026-63899?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.