CVSS 3.1
5.5 mediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HCVE-2026-63897
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).
Severity
- EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 13% of CVEs (scores of 2026-10-30)
- Published
- Modified
- Record from
- the NVD, synced
Affected
- linux:linux_kernel
References
- https://git.kernel.org/stable/c/245aba83e3c288e176ed037a1f6b618b09e92ed8
- https://git.kernel.org/stable/c/631b8b7c456567f7a8d26f6fc354c8dd9cc9f832
- https://git.kernel.org/stable/c/70bb9a2661d34b93a9b83cf83e2b76289a712ef0
- https://git.kernel.org/stable/c/82b48d70bced1ec8e5f676d1fd5eccc7a44dc418
- https://git.kernel.org/stable/c/8b93ee5baeef6efabee2c3381907733ad2dbc883