src_350d40f2cc69277bca
- Source-provided label
- Not reported
- Evidence class
- mentioned in report
- Confidence
- Not reported
- Observed
- Aug 02, 2021 00:00 UTC
- Retrieved
- Oct 08, 2026 03:51 UTC
CVE-2021-22389: Huawei NPU Kernel Driver Exposes Kernel Structures in Shared Memory
Summary The NPU device’s kernel driver implements a custom mmap handler that exposes trusted kernel data to user space. These exposed structures contain sensitive data, including kernel pointers, which can be controlled by a user process. The content of these structures is inherently trusted by the kernel, the pointers are accessed for reading and writing at various places. This provides a very co
Reference details
- Source category
- Research & news
- Report title
CVE-2021-22389: Huawei NPU Kernel Driver Exposes Kernel Structures in Shared Memory- First reported
- Aug 02, 2021 00:00 UTC
- Last reported
- Aug 02, 2021 00:00 UTC
- Catalog updated
- Oct 08, 2026 03:51 UTC
- Record ID
becee78d78190b4eb37f28c275a2a4507cc8801b9a11bdf2bbc729a9a02e76bf
CVEs mentioned by sources
Published indicators
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Source observations
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1 sources: 0 stale, 0 needing attention, 0 paused, 1 unverified.
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- src_350d40f2cc69277bcaCollection status unverifiedLast successful batch: Unverified
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