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CVE-2012-4517
ibacm before 1.0.6 does not properly manage reference counts for multicast connections, which allows remote attackers to cause a denial of…
Medium5.0EPSS 2.8%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
ibacm before 1.0.6 does not properly manage reference counts for multicast connections, which allows remote attackers to cause a denial of service (ibacm service crash) via a crafted join response.
Timeline
ID reserved
By redhat
- 2 months later
· 2 months later
Published
- 12 years later
· 12 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 2.8% · top 13% of all CVEs (8 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.0.
Weakness
Affected products
n/a
- affected n/a
References (8)
- http://git.openfabrics.org/git?p=~shefty/ibacm.git%3Ba=commit%3Bh=c7d28b35d64333c262de3ec972c426423dadccf9 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2013:0509 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=865492 (opens in a new tab)x_refsource_MISCx_transferred
- [oss-security] 20121011 CVE Request -- librdmacm (one issue) / ibacm (two issues) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- ibacm-connections-dos(79396) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- [linux-rdma] 20120413 [ANNOUNCE] ibacm release 1.0.6 (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- [oss-security] 20121011 Re: CVE Request -- librdmacm (one issue) / ibacm (two issues) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 55890 (opens in a new tab)vdb-entryx_refsource_BIDx_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)
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[](https://cveledger.app/cve/CVE-2012-4517)Record last updated .