CVE-2022-49737

low-risk
Published 2025-03-16

In X.Org X server 20.11 through 21.1.16, when a client application uses easystroke for mouse gestures, the main thread modifies various data structures used by the input thread without acquiring a lock, aka a race condition. In particular, AttachDevice in dix/devices.c does not acquire an input lock.

Do I need to act?

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0.20% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.7/10 High
NETWORK / HIGH complexity
29
/ 100
low-risk
Severity 23/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal