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.
Affected products
linux: linux kernel
References8
- git.kernel.org/stable/c/086b858b5f5125bc9d967ea2bd825f83d9f8f29d Patch
- git.kernel.org/stable/c/2f3661eb2446e1ef593da45e01a3b21a906768ec Patch
- git.kernel.org/stable/c/4085f0dbb1ce2251c9a5938d693de6593f0ab2bd Patch
- git.kernel.org/stable/c/6c0cf56f00f280d72180bb6ce79741bc787a6269 Patch
- git.kernel.org/stable/c/b40166b4ef96067620a0f248e74ad9658c8f680c Patch
- git.kernel.org/stable/c/be3a1ed4ae51fa8dde57383277d336ce834f2cd9 Patch
- git.kernel.org/stable/c/ccbec56f2f9af008f1574335cc6a668f16603e47 Patch
- git.kernel.org/stable/c/e906545641d34fb1a09a65b4b5cfdff40eb09681 Patch
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 7 · as of 14 November 2026
- CWE
- CWE-787
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.