CVE-2025-34449
Genymobile/scrcpy <= 3.3.3 Global Buffer Overflow
- State
- Published
- Severity
- 6.9 Medium
- Published
- Dec 18, 2025
- Updated
- Mar 23, 2026
- Reserved
- Apr 15, 2025
Description
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.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 4.0 | 6.9 Medium | CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N | VulnCheck |
Weaknesses
- CWE-502 Deserialization of Untrusted Data
Affected Products
| Product | Versions |
|---|---|
scrcpyGenymobile |
|
References
- https://github.com/marlinkcyber/advisories/blob/main/advisories/MCSAID-2025-003-scrcpy-global-buffer-overflow.mdtechnical-descriptionexploit
- https://github.com/Genymobile/scrcpy/issues/6415issue-tracking
- https://github.com/Genymobile/scrcpy/commit/3e40b24patch
- https://www.vulncheck.com/advisories/genymobile-scrcpy-global-buffer-overflowthird-party-advisory
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