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Vulnerability Change Records for CVE-2026-63899

Change History

New CVE Received from kernel.org 7/19/2026 12:17:07 PM

Action Type Old Value New Value
Added 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.
Added Reference

                  
                
              
https://git.kernel.org/stable/c/086b858b5f5125bc9d967ea2bd825f83d9f8f29d
Added Reference

                  
                
              
https://git.kernel.org/stable/c/2f3661eb2446e1ef593da45e01a3b21a906768ec
Added Reference

                  
                
              
https://git.kernel.org/stable/c/4085f0dbb1ce2251c9a5938d693de6593f0ab2bd
Added Reference

                  
                
              
https://git.kernel.org/stable/c/6c0cf56f00f280d72180bb6ce79741bc787a6269
Added Reference

                  
                
              
https://git.kernel.org/stable/c/b40166b4ef96067620a0f248e74ad9658c8f680c
Added Reference

                  
                
              
https://git.kernel.org/stable/c/be3a1ed4ae51fa8dde57383277d336ce834f2cd9
Added Reference

                  
                
              
https://git.kernel.org/stable/c/ccbec56f2f9af008f1574335cc6a668f16603e47
Added Reference

                  
                
              
https://git.kernel.org/stable/c/e906545641d34fb1a09a65b4b5cfdff40eb09681
Added Affected

                  
                
              
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