Linux SCTP (lksctp) before 2.6.17 allows remote attackers to cause a denial of service (kernel panic) via incoming IP fragmented (1) COOKIE_ECHO and (2) HEARTBEAT SCTP control chunks.
Conclusion & alert: CVE-2006-2272 is rated Moderate Risk (58.9/100): CVSS High severity, with medium exploitation likelihood (EPSS 4.34%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 8.13% | 4.34% | -3.78% |
| 2 | 2025-06-02 | 6.38% | 8.13% | +1.74% |
| 3 | 2025-03-30 | — | 6.38% | — |
Full EPSS history (13 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.8 | 2.0 | HIGH |
|
10.0 | 6.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2006-2272 |
ubuntu
|
medium | CVE-2006-2272 medium priority: Ubuntu including 2 source packages (linux-source-2.6.15, linux-source-2.6.17), 8 status rows across 4 suites (dapper, edgy, feisty, upstream): DNE 4, needs-triage 2, released 2. | https://ubuntu.com/security/CVE-2006-2272 |
: This vulnerability is addressed in the following product release: Linux, SCTP, 2.6.17
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| lksctp | stream_control_transmission_protocol | <= 2.6.16 | cpe:2.3:a:lksctp:stream_control_transmission_protocol:*:*:*:*:*:*:*:* |