CVE-2016-8666
The IP stack in the Linux kernel before 4.6 allows remote attackers to cause a denial of service (stack consumption and panic) or possibly…
- Published
- Updated
- Reserved
- Assigned by
- microfocus
Description
The IP stack in the Linux kernel before 4.6 allows remote attackers to cause a denial of service (stack consumption and panic) or possibly have unspecified other impact by triggering use of the GRO path for packets with tunnel stacking, as demonstrated by interleaved IPv4 headers and GRE headers, a related issue to CVE-2016-7039.
Timeline
ID reserved
By microfocus
- 2 days later
· 2 days later
Published
- 8 years later
· 8 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 | 3.1 | High7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 4.7% · top 8.1% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.5.
Weakness
Affected products
n/a
- affected n/a
References (12)
- RHSA-2016:2107 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2017:0372 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://bto.bluecoat.com/security-advisory/sa134 (opens in a new tab)x_refsource_CONFIRMx_transferred
- 93562 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=fac8e0f579695a3ecbc4d3cac369139d7f819971 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2016:2047 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2016:2110 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [oss-security] 20161013 CVE Request: another recursion in GRE (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- https://github.com/torvalds/linux/commit/fac8e0f579695a3ecbc4d3cac369139d7f819971 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2017:0004 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1384991 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://bugzilla.suse.com/show_bug.cgi?id=1001486 (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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-8666)Record last updated .