CVE-2026-31679

In the Linux kernel, the following vulnerability has been resolved: openvswitch: validate MPLS set/setmasked payload length validateset accepted OVSKEYATTRMPLS as variable-sized payload for SET/SETMASKED actions. In action handling, OVS expects fixed-size MPLS key data struct ovskeympls. Use the...

CVE-2025-40254

Open vSwitch NSH Network Service Header field modification has been fundamentally broken since introduction. The setnsh... action reuses validation code designed for different memory layouts—masked sets double attribute sizes, but the validator doesn't account for this. Additionally, 'masked' and...