The staprun runtime tool in SystemTap 1.3 does not verify that a module to unload was previously loaded by SystemTap, which allows local users to cause a denial of service (unloading of arbitrary kernel modules).
Conclusion & alert: CVE-2010-4171 is rated Low Risk (14.3/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.06%). Mandatory action: Low composite risk—no urgent action required; patch on your normal maintenance cycle and revisit priority if CVSS or EPSS increases.
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 | 2025-03-17 | 0.04% | 0.06% | +0.02% |
| 2 | 2023-03-07 | 1.55% | 0.04% | -1.50% |
| 3 | 2022-02-04 | — | 1.55% | — |
Full EPSS history (3 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 2.1 | 2.0 | LOW |
|
3.9 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2010-4171 not yet assigned priority: Debian including 1 source packages (systemtap), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2010-4171 |
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2010-4171 |
suse
|
low | CVE-2010-4171 severity low: SUSE including 4 source package names (systemtap, systemtap-runtime, systemtap-sdt-devel, systemtap-server), 15 product×package rows across 8 product lines (SUSE Linux Enterprise Server 11 SP1 for Teradata, SUSE Linux Enterprise Server 11 SP3 LTSS, … (8 product lines)): Known Not Affected 15. | https://www.suse.com/security/cve/CVE-2010-4171/ |
ubuntu
|
low | CVE-2010-4171 low priority: Ubuntu including 1 source packages (systemtap), 6 status rows across 6 suites (dapper, hardy, karmic, lucid, maverick, upstream): not-affected 3, DNE 1, needs-triage 1, released 1. | https://ubuntu.com/security/CVE-2010-4171 |