ALPINE-CVE-2026-11586

Source
https://security.alpinelinux.org/vuln/CVE-2026-11586
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-11586.json
JSON Data
https://api.test.osv.dev/v1/vulns/ALPINE-CVE-2026-11586
Upstream
Published
2026-07-03T07:16:23.883Z
Modified
2026-07-08T12:30:04.849126338Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

By default, curl automatically responds to WebSocket PING frames. Because curl lacks an upper bound on memory allocation for unacknowledged frames, a malicious server can exhaust all available memory by flooding curl with rapid, sequential PING messages.

References

Affected packages

Alpine:v3.24 / curl

Package

Name
curl
Purl
pkg:apk/alpine/curl?arch=source

Affected ranges

Type
ECOSYSTEM
Events
Introduced
8.16.0
Fixed
8.21.0-r0

Database specific

source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/alpine/ALPINE-CVE-2026-11586.json"