Deserialization in Genymobile Scrcpy

CVE-2025-34449

Genymobile/scrcpy versions up to and including 3.3.3, prior to commit 3e40b24, contain a buffer overflow vulnerability in the sc_device_msg_deserialize() function. A compromised device can send crafted messages that cause out-of-bounds reads, which may result in memory corruption or a denial-of-service condition. This vulnerability may allow further exploitation on the host system.

Vulnerability class: Insecure Deserialization

EPSS: 0.004 (28.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-34449?
CVE-2025-34449 is a critical-severity vulnerability in Genymobile Scrcpy, classified under Deserialization of Untrusted Data. CVSS score: 9.1/10. Published 2025-12-18.
How severe is CVE-2025-34449?
Critical severity. CVSS v3 base score is 9.1 out of 10.