Overview
About vulnerability
In the Linux kernel, the following vulnerability has been resolved:
bpf: Compare iterator types during state pruning
An iterator stack slot can be MEM_RCU or PTR_UNTRUSTED. These states must not be equal, or the verifier can prune an unsafe path.
Compare the pointer type for STACK_ITER slots.
Details
KernelCare state
Live-patch status from KernelCare for each operating system.
| Operating system | Status | Covered kernels |
|---|---|---|
| Debian 13 | Planned | — |
| Ubuntu 26.04 | Planned | — |