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CVE-2016-2074
Buffer overflow in lib/flow.c in ovs-vswitchd in Open vSwitch 2.2.x and 2.3.x before 2.3.3 and 2.4.x before 2.4.1 allows remote attackers…
Critical9.8EPSS 6.4%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Buffer overflow in lib/flow.c in ovs-vswitchd in Open vSwitch 2.2.x and 2.3.x before 2.3.3 and 2.4.x before 2.4.1 allows remote attackers to execute arbitrary code via crafted MPLS packets, as demonstrated by a long string in an ovs-appctl command.
Timeline
ID reserved
By mitre
- 5 months later
· 5 months 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 | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 6.4% · top 6.3% 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: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
References (12)
- [ovs-announce] 20160328 CVE-2016-2074: MPLS buffer overflow vulnerabilities in Open vSwitch (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- RHSA-2016:0537 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2016:0524 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1318553 (opens in a new tab)x_refsource_CONFIRMx_transferred
- DSA-3533 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- RHSA-2016:0615 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://security-tracker.debian.org/tracker/CVE-2016-2074 (opens in a new tab)x_refsource_CONFIRMx_transferred
- GLSA-201701-07 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- https://support.citrix.com/article/CTX232655 (opens in a new tab)x_refsource_CONFIRMx_transferred
- RHSA-2016:0523 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [ovs-announce] 20160328 Open vSwitch 2.4.1 and 2.3.3 Available (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 85700 (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)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-2074)Record last updated .