CVE-2026-63956
Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
19/07/2026
Last modified:
19/07/2026
Description
In the Linux kernel, the following vulnerability has been resolved:<br />
<br />
USB: serial: cypress_m8: fix memory corruption with small endpoint<br />
<br />
Make sure that the interrupt-out endpoint max packet size is at least<br />
eight bytes to avoid user-controlled slab corruption or NULL-pointer<br />
dereference should a malicious device report a smaller size.
Impact
References to Advisories, Solutions, and Tools
- https://git.kernel.org/stable/c/1ef25704bd3b625fd151c09feee459479f71ee64
- https://git.kernel.org/stable/c/284105c40fc31fff90cdab8a0377aaeb92f87f0e
- https://git.kernel.org/stable/c/4bcaa59f403dbde6328604a500d65ee8d40975d9
- https://git.kernel.org/stable/c/4fcb22218f0a7229b7ce3b3952fb644def293fa5
- https://git.kernel.org/stable/c/52e18ae0c47c5c89e18fcd8022f287f7cc8802ec
- https://git.kernel.org/stable/c/6c13f3bb652bc8665e709ba07122612586aea648
- https://git.kernel.org/stable/c/ad3d1628a46134276546d7a12fedf04be9979158
- https://git.kernel.org/stable/c/e1a9d791fd66ab2431b9e6f6f835823809869047