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prionPRIOn knowledge basePRION:CVE-2021-44733
HistoryDec 22, 2021 - 5:15 p.m.

Race condition

2021-12-2217:15:00
PRIOn knowledge base
www.prio-n.com
11

7 High

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

46.9%

A use-after-free exists in drivers/tee/tee_shm.c in the TEE subsystem in the Linux kernel through 5.15.11. This occurs because of a race condition in tee_shm_get_from_id during an attempt to free a shared memory object.