CVEvulnerability

CVE-2026-90217

7.8 HIGH Published 2026-09-17 Modified 2026-10-21 Official page ↗

Status: Received
Published: 2026-09-17
Last modified: 2026-10-21
Assigner: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67): 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

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.

References

https://git.kernel.org/stable/c/6424b9cde9edc7f2098115bbfd1ee3d84a958380 git.kernel.org
https://git.kernel.org/stable/c/83608e303b95d07afba1c15da0b5d9e513c2f15a git.kernel.org
https://git.kernel.org/stable/c/86bbaf9e6e4fa6c0dfb352e9e11fae328069233a git.kernel.org
https://git.kernel.org/stable/c/e4ab436d5ba61e4910fd49d24bb64ddb34d493d6 git.kernel.org