{"id":"PUB-A-511630906", "published":"2026-11-01T00:00:00Z", "modified":"2026-11-05T16:32:28.703711716Z", "aliases":["CVE-2026-56946", "A-511630906"], "details":"In smmu_unmap_visit_leaf of arm-smmu-v3.c, there is a possible way to release active direct memory access page references during unmapping due to a logic error. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.", "affected":[{"package":{"name":":unknown:", "ecosystem":"Android"}, "ranges":[{"type":"ECOSYSTEM", "events":[{"introduced":"Pixel-family specific:0"}, {"fixed":"Pixel-family specific:2026-11-05"}]}], "versions":["Pixel-family specific"], "ecosystem_specific":{"severity":"Critical", "spl":"2026-11-05", "types":["EoP"]}}], "references":[{"type":"ADVISORY", "url":"https://source.android.com/security/bulletin/2026-11-01"}]}