VDB
ALPINE-CVE-2025-5399
ALPINE-CVE-2025-5399
PUBLISHED
CVSS 7.5 HIGH
Due to a mistake in libcurl's WebSocket code, a malicious server can send a particularly crafted packet which makes libcurl get trapped in an endless busy-loop. There is no other way for the application to escape or exit this loop other than killing the thread/process. This might be used to DoS libcurl-using application.
Risk Scores
CVSS v3.1
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.22 | curl | 7.19.6-r0, 7.19.5-r0, 7.19.4-r0 |
| Alpine:v3.20 | curl | 8.1.2-r0, 8.9.1-r2, 8.9.1-r1 |
| Alpine:v3.21 | curl | 8.0.1-r2, 7.60.0-r1, 7.21.5-r0 |
| Alpine:v3.19 | curl | 0, 8.9.1-r1, 8.9.1-r0 |
| Alpine:v3.23 | curl | 7.21.0-r0, 7.20.1-r0, 7.19.7-r1 |
Timeline
- Jun 7, 2025 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch