CVEvulnerability
CVE-2026-63899
- Status
- Undergoing Analysis
- Published
- 2026-07-19
- Last modified
- 2026-07-27
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
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 git.kernel.org
- https://git.kernel.org/stable/c/2f3661eb2446e1ef593da45e01a3b21a906768ec git.kernel.org
- https://git.kernel.org/stable/c/4085f0dbb1ce2251c9a5938d693de6593f0ab2bd git.kernel.org
- https://git.kernel.org/stable/c/6c0cf56f00f280d72180bb6ce79741bc787a6269 git.kernel.org
- https://git.kernel.org/stable/c/b40166b4ef96067620a0f248e74ad9658c8f680c git.kernel.org
- https://git.kernel.org/stable/c/be3a1ed4ae51fa8dde57383277d336ce834f2cd9 git.kernel.org
- https://git.kernel.org/stable/c/ccbec56f2f9af008f1574335cc6a668f16603e47 git.kernel.org
- https://git.kernel.org/stable/c/e906545641d34fb1a09a65b4b5cfdff40eb09681 git.kernel.org