CVE-2021-47064
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-47064
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-47064.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-47064
- Downstream
- Published
- 2024-02-29T23:15:07Z
- Modified
- 2025-08-09T20:01:27Z
- Summary
- [none]
- Details
-
In the Linux kernel, the following vulnerability has been resolved:
mt76: fix potential DMA mapping leak
With buf uninitialized in mt76dmatxqueueskbraw, its field skipunmap could potentially inherit a non-zero value from stack garbage. If this happens, it will cause DMA mappings for MCU command frames to not be unmapped after completion
- References