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CVE-2015-6496
conntrackd in conntrack-tools 1.4.2 and earlier does not ensure that the optional kernel modules are loaded before using them, which…
Medium5.0EPSS 3.2%
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
conntrackd in conntrack-tools 1.4.2 and earlier does not ensure that the optional kernel modules are loaded before using them, which allows remote attackers to cause a denial of service (crash) via a (1) DCCP, (2) SCTP, or (3) ICMPv6 packet.
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)
- 3.2% · top 12% of all CVEs (4 Nov 2026)
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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)
- FEDORA-2015-5eb2131441 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [oss-security] 20150817 Re: CVE request: conntrackd denial of service with unusual network traffic (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://git.netfilter.org/conntrack-tools/commit/?id=c392c159605956c7bd4a264ab4490e2b2704c0cd (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2015-1aee5e6f0b (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [oss-security] 20150814 CVE request: conntrackd denial of service with unusual network traffic (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- openSUSE-SU-2015:1688 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- http://bugzilla.netfilter.org/show_bug.cgi?id=910 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-3341 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_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)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2015-6496)Record last updated .