cve.bz

CVE-2021-47064

5.3 mediumEPSS 0.8%

Medium (5.3) in linux linux kernel. EPSS 0.8% chance of exploitation in the next 30 days.

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

Severity

CVSS 3.1

5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS
0.8% chance of exploitation in the next 30 days; higher than 55% of CVEs (scores of 2026-10-31)
CWE
CWE-401
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON