U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

Vulnerability Change Records for CVE-2026-63897

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: mct_u232: fix missing interrupt-in transfer sanity check

Add the missing sanity check on the size of interrupt-in transfers to
avoid parsing stale or uninitialised slab data (and leaking it to user
space).
Added Reference

                  
                
              
https://git.kernel.org/stable/c/245aba83e3c288e176ed037a1f6b618b09e92ed8
Added Reference

                  
                
              
https://git.kernel.org/stable/c/631b8b7c456567f7a8d26f6fc354c8dd9cc9f832
Added Reference

                  
                
              
https://git.kernel.org/stable/c/70bb9a2661d34b93a9b83cf83e2b76289a712ef0
Added Reference

                  
                
              
https://git.kernel.org/stable/c/82b48d70bced1ec8e5f676d1fd5eccc7a44dc418
Added Reference

                  
                
              
https://git.kernel.org/stable/c/8b93ee5baeef6efabee2c3381907733ad2dbc883
Added Reference

                  
                
              
https://git.kernel.org/stable/c/a093f3e0c03d25a86d747a655d4b9322ffb2ed87
Added Reference

                  
                
              
https://git.kernel.org/stable/c/ed260b56bc9fc878e5dcbb866eab8af0688e0e67
Added Reference

                  
                
              
https://git.kernel.org/stable/c/f06bcaba29707f060706483b2020d3cafbe98f9f
Added Affected

                  
                
              
[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","programFiles":["drivers/usb/serial/mct_u232.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"82b48d70bced1ec8e5f676d1fd5eccc7a44dc418","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"8b93ee5baeef6efabee2c3381907733ad2dbc883","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"a093f3e0c03d25a86d747a655d4b9322ffb2ed87","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"70bb9a2661d34b93a9b83cf83e2b76289a712ef0","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"631b8b7c456567f7a8d26f6fc354c8dd9cc9f832","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"f06bcaba29707f060706483b2020d3cafbe98f9f","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"ed260b56bc9fc878e5dcbb866eab8af0688e0e67","versionType":"git","status":"affected"},{"version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","lessThan":"245aba83e3c288e176ed037a1f6b618b09e92ed8","versionType":"git","status":"affected"}]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","programFiles":["drivers/usb/serial/mct_u232.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","versions":[{"version":"2.6.12","status":"affected"},{"version":"0","lessThan":"2.6.12","versionType":"semver","status":"unaffected"},{"version":"5.10.259","lessThanOrEqual":"5.10.*","versionType":"semver","status":"unaffected"},{"version":"5.15.210","lessThanOrEqual":"5.15.*","versionType":"semver","status":"unaffected"},{"version":"6.1.176","lessThanOrEqual":"6.1.*","versionType":"semver","status":"unaffected"},{"version":"6.6.143","lessThanOrEqual":"6.6.*","versionType":"semver","status":"unaffected"},{"version":"6.12.93","lessThanOrEqual":"6.12.*","versionType":"semver","status":"unaffected"},{"version":"6.18.35","lessThanOrEqual":"6.18.*","versionType":"semver","status":"unaffected"},{"version":"7.0.12","lessThanOrEqual":"7.0.*","versionType":"semver","status":"unaffected"},{"version":"7.1","lessThanOrEqual":"*","versionType":"original_commit_for_fix","status":"unaffected"}]}]