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nvd416baaa9-dc9f-4396-8d5f-8c081fb06d67NVD:CVE-2021-47485
HistoryMay 22, 2024 - 9:15 a.m.

CVE-2021-47485

2024-05-2209:15:10
416baaa9-dc9f-4396-8d5f-8c081fb06d67
web.nvd.nist.gov
linux kernel
buffer overflow
qib_user_sdma_pkt

7 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

13.1%

In the Linux kernel, the following vulnerability has been resolved:

IB/qib: Protect from buffer overflow in struct qib_user_sdma_pkt fields

Overflowing either addrlimit or bytes_togo can allow userspace to trigger
a buffer overflow of kernel memory. Check for overflows in all the places
doing math on user controlled buffers.

7 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

13.1%