CVE-2026-80993

A flaw was found in the Linux kernel's net: phylink component. The phylinkinbandcaps function does not correctly validate the return value from macselectpcs, which can return an error pointer instead of a valid Physical Coding Sublayer PCS object. This oversight can lead to dereferencing an inval...

CVE-2026-80993

In the Linux kernel, the following vulnerability has been resolved: net: phylink: correctly validate returned PCS in phylinkinbandcaps In phylinkinbandcaps, the PCS returned by macselectpcs is only checked if NULL but macselectpcs can also return an error pointer. This can cause a kernel panic as...

EUVD-2026-76316

In the Linux kernel, the following vulnerability has been resolved: net: phylink: correctly validate returned PCS in phylinkinbandcaps In phylinkinbandcaps, the PCS returned by macselectpcs is only checked if NULL but macselectpcs can also return an error pointer. This can cause a kernel panic as...