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CVE-2011-2503
The insert_module function in runtime/staprun/staprun_funcs.c in the systemtap runtime tool (staprun) in SystemTap before 1.6 does not…
Low3.7EPSS 0.44%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
The insert_module function in runtime/staprun/staprun_funcs.c in the systemtap runtime tool (staprun) in SystemTap before 1.6 does not properly validate a module when loading it, which allows local users to gain privileges via a race condition between the signature validation and the module initialization.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low3.7 | AV:L/AC:H/Au:N/C:P/I:P/A:P |
- EPSS (exploitation in 30 days)
- 0.44% · top 62% of all CVEs (2 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 3.7.
Weakness
Affected products
n/a
- affected n/a
References (6)
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-2503 (opens in a new tab)x_refsource_MISCx_transferred
- http://sources.redhat.com/git/gitweb.cgi?p=systemtap.git%3Ba=commitdiff%3Bh=ed51cfa24ca27746ab09b59280b94117dd58cba3 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-2348 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 46920 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 45377 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- http://sources.redhat.com/git/gitweb.cgi?p=systemtap.git%3Ba=blob%3Bf=NEWS%3Bhb=304d73b1fea24af791f2a129fb141c5009eae6a8 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Record last updated .