CVE-2021-47064

MEDIUM

Linux Kernel < 5.10.37 - Memory Leak

Title source: rule

Description

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

Scores

CVSS v3 5.3
EPSS 0.0005
EPSS Percentile 15.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

Classification

CWE
CWE-401
Status published

Affected Products (1)

linux/linux_kernel < 5.10.37

Timeline

Published Feb 29, 2024
Tracked Since Feb 18, 2026