CVE-2026-98019

In the Linux kernel, the following vulnerability has been resolved: bpf: mark a NULL call argument precise checkfuncarg allows bpfregisterisnull for nullable arguments w/o marking the underlying scalar register precise. Hence a checkpoint created on such a path would prune against arbitrary scala...

UBUNTU-CVE-2026-98019

In the Linux kernel, the following vulnerability has been resolved: bpf: mark a NULL call argument precise checkfuncarg allows bpfregisterisnull for nullable arguments w/o marking the underlying scalar register precise. Hence a checkpoint created on such a path would prune against arbitrary scala...

PT-2026-98682

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the BPF Berkeley Packet Filter subsystem where certain call arguments are not marked as precise. Specifically, the check func arg function allows bpf register is null...