CVE-2026-56946
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.
What each source reports
OSVPUB-A-511630906 No score
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.
- Record
PUB-A-511630906- Updated
- 2026-11-05
Affected packages
| Package | Affected | Fixed |
|---|---|---|
:unknown:Android |
Pixel-family specific:0 up to Pixel-family specific:2026-11-05, plus listed versions Pixel-family specific |
Pixel-family specific:2026-11-05 |
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | OSV | |
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-56946 is a vulnerability with no CVSS score yet in :unknown:, published November 1, 2026. No source lists public exploit code. Fixed in :unknown: Pixel-family specific:2026-11-05.