Description
In the Linux kernel, the following vulnerability has been resolved: USB: serial: cypress_m8: fix memory corruption with small endpoint Make sure that the interrupt-out endpoint max packet size is at least eight bytes to avoid user-controlled slab corruption or NULL-pointer dereference should a malicious device report a smaller size.
Affected products
linux: linux kernel
References8
- git.kernel.org/stable/c/1ef25704bd3b625fd151c09feee459479f71ee64 Patch
- git.kernel.org/stable/c/284105c40fc31fff90cdab8a0377aaeb92f87f0e Patch
- git.kernel.org/stable/c/4bcaa59f403dbde6328604a500d65ee8d40975d9 Patch
- git.kernel.org/stable/c/4fcb22218f0a7229b7ce3b3952fb644def293fa5 Patch
- git.kernel.org/stable/c/52e18ae0c47c5c89e18fcd8022f287f7cc8802ec Patch
- git.kernel.org/stable/c/6c13f3bb652bc8665e709ba07122612586aea648 Patch
- git.kernel.org/stable/c/ad3d1628a46134276546d7a12fedf04be9979158 Patch
- git.kernel.org/stable/c/e1a9d791fd66ab2431b9e6f6f835823809869047 Patch
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 6 · as of 14 November 2026
- CWE
- CWE-787
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.