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Debian Security Bug TrackerDEBIANCVE:CVE-2021-47064HistoryFeb 29, 2024 - 11:15 p.m.
CVE-2021-47064
2024-02-2923:15:07
Debian Security Bug Tracker
security-tracker.debian.org
7
linux kernel
vulnerability
dma mapping
mt76
fix
In the Linux kernel, the following vulnerability has been resolved: mt76: fix potential DMA mapping leak With buf uninitialized in mt76_dma_tx_queue_skb_raw, its field skip_unmap 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
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | linux | < 5.10.38-1 | linux_5.10.38-1_all.deb |
| Debian | 11 | all | linux | < 5.10.38-1 | linux_5.10.38-1_all.deb |
| Debian | 999 | all | linux | < 5.10.38-1 | linux_5.10.38-1_all.deb |
| Debian | 13 | all | linux | < 5.10.38-1 | linux_5.10.38-1_all.deb |
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6.6 Medium
AI Score
Confidence
High
0.0004 Low
EPSS
Percentile
15.7%
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