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prionPRIOn knowledge basePRION:CVE-2022-2652
HistoryAug 04, 2022 - 10:15 a.m.

Format string

2022-08-0410:15:00
PRIOn knowledge base
www.prio-n.com
7

5.7 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.9%

Depending on the way the format strings in the card label are crafted it’s possible to leak kernel stack memory. There is also the possibility for DoS due to the v4l2loopback kernel module crashing when providing the card label on request (reproduce e.g. with many %s modifiers in a row).

CPENameOperatorVersion
v4l2loopbacklt0.12.6

5.7 Medium

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.9%