The dccp_rcv_state_process function in net/dccp/input.c in the Linux kernel through 4.9.11 mishandles DCCP_PKT_REQUEST packet data structures in the LISTEN state, which allows local users to obtain root privileges or cause a denial of service (double free) via an application that makes an IPV6_RECVPKTINFO setsockopt system call.
CVE-2017-6074
Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2022-05-14. NVD baseline CVSS 7.8; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 7.8
- EG Score
- 7.8(medium)
- EG Risk
- 56(Track)EG Risk 56/100SSVC: Track
EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).
How it’s computedSeverity78% × 45%Exploitation40% × 40%Automatability30% × 15%Action: Routine — remediate on your standard cadence. - EPSS
- 92.5%
- KEV
- Not listed
Published
February 18, 2017
Last Modified
May 13, 2026
References (50)
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0293.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0294.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0295.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0316.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0323.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0324.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0345.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0346.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0347.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0365.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0366.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0403.html
- cve@mitrehttp://rhn.redhat.com/errata/RHSA-2017-0501.html
- cve@mitrehttp://www.debian.org/security/2017/dsa-3791
- cve@mitrehttp://www.openwall.com/lists/oss-security/2017/02/22/3
Patch Availability(21)
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
All Vendor Advisories
(21)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
- Red HatRHSA-2017:0293IMPORTANT2017-02-22
RHSA-2017:0293 — Important
- Red HatRHSA-2017:0294IMPORTANT2017-02-22
RHSA-2017:0294 — Important
- Red HatRHSA-2017:0295IMPORTANT2017-02-22
RHSA-2017:0295 — Important
- Red HatRHSA-2017:0316IMPORTANT2017-02-22
RHSA-2017:0316 — Important
- Red HatRHSA-2017:0323IMPORTANT2017-02-22
RHSA-2017:0323 — Important
- Red HatRHSA-2017:0324IMPORTANT2017-02-22
RHSA-2017:0324 — Important
- Red HatRHSA-2017:0345IMPORTANT2017-02-22
RHSA-2017:0345 — Important
- Red HatRHSA-2017:0346IMPORTANT2017-02-22
RHSA-2017:0346 — Important
- Red HatRHSA-2017:0347IMPORTANT2017-02-22
RHSA-2017:0347 — Important
- Red HatRHSA-2017:0365IMPORTANT2017-02-22
RHSA-2017:0365 — Important
- Red HatRHSA-2017:0366IMPORTANT2017-02-22
RHSA-2017:0366 — Important
- Red HatRHSA-2017:0403IMPORTANT2017-02-22
RHSA-2017:0403 — Important
- Red HatRHSA-2017:0501IMPORTANT2017-02-22
RHSA-2017:0501 — Important
- Red HatRHSA-2017:0932IMPORTANT2017-02-22
RHSA-2017:0932 — Important
- Red HatRHSA-2017:1209IMPORTANT2017-02-22
RHSA-2017:1209 — Important
- UbuntuUSN-3206-1HIGH
Linux kernel vulnerabilities
- UbuntuUSN-3207-1HIGH
Linux kernel vulnerabilities
- UbuntuUSN-3207-2HIGH
Linux kernel (Trusty HWE) vulnerabilities
- UbuntuUSN-3208-1HIGH
Linux kernel vulnerabilities
- UbuntuUSN-3208-2HIGH
Linux kernel (Xenial HWE) vulnerabilities
- UbuntuUSN-3209-1HIGH
Linux kernel vulnerabilities
Data Freshness Timeline
(refreshed 12× in last 7d / 39× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-23 14:15 UTCEPSS rescore
- 2026-07-23 01:30 UTCEG score recompute
- 2026-07-22 22:09 UTCEG score recompute
- 2026-07-22 14:04 UTCEPSS rescore
- 2026-07-22 14:04 UTCEPSS rescore
- 2026-07-21 15:21 UTCEPSS rescore
- 2026-07-21 15:21 UTCEPSS rescore
- 2026-07-20 17:04 UTCEPSS rescore
- 2026-07-19 14:28 UTCEPSS rescore
- 2026-07-19 14:28 UTCEPSS rescore
- 2026-07-19 02:26 UTCEPSS rescore
- 2026-07-19 02:26 UTCEPSS rescore
- 2026-07-18 10:00 UTCEPSS rescore
- 2026-07-16 16:59 UTCEPSS rescore
- 2026-07-16 16:59 UTCEPSS rescore
- 2026-07-15 16:54 UTCEPSS rescore
- 2026-07-15 01:56 UTCEPSS rescore
- 2026-07-15 01:56 UTCEPSS rescore
- 2026-07-13 22:26 UTCEPSS rescore
- 2026-07-12 05:43 UTCEPSS rescore
- 2026-07-12 03:11 UTCOSV refresh
- 2026-07-11 08:24 UTCEPSS rescore
- 2026-07-09 19:06 UTCEPSS rescore
- 2026-07-08 15:10 UTCEPSS rescore
- 2026-07-07 13:42 UTCEPSS rescore
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- 2026-07-06 16:24 UTCEPSS rescore
- 2026-07-06 16:24 UTCEPSS rescore
- 2026-07-06 02:20 UTCEPSS rescore
- 2026-07-06 02:20 UTCEPSS rescore
- 2026-07-05 02:27 UTCEPSS rescore
- 2026-07-04 06:28 UTCEPSS rescore
- 2026-07-02 16:54 UTCEPSS rescore
- 2026-07-01 15:02 UTCEPSS rescore
- 2026-06-29 14:03 UTCEPSS rescore
- 2026-06-28 14:04 UTCEPSS rescore
- 2026-06-28 04:53 UTCEPSS rescore
- 2026-06-27 03:06 UTCEPSS rescore
- 2026-06-27 03:05 UTCEPSS rescore
- 2026-06-25 13:47 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-24 14:02 UTCEPSS rescore
- 2026-06-23 21:30 UTCEPSS rescore
- 2026-06-23 09:30 UTCOSV refresh
- 2026-06-22 14:23 UTCEPSS rescore
- 2026-06-22 14:23 UTCEPSS rescore
- 2026-06-21 14:54 UTCEPSS rescore
- 2026-06-21 14:54 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
- 2026-06-21 01:57 UTCEPSS rescore
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-19 19:23 UTCEPSS rescore
- 2026-06-18 17:50 UTCEPSS rescore
- 2026-06-17 17:50 UTCEPSS rescore
- 2026-06-16 17:50 UTCEPSS rescore
- 2026-06-16 17:50 UTCEPSS rescore
- 2026-06-15 17:45 UTCEPSS rescore
- 2026-06-14 23:14 UTCEPSS rescore
- 2026-06-13 22:57 UTCEPSS rescore
- 2026-06-12 23:09 UTCEPSS rescore
- 2026-06-10 22:15 UTCEPSS rescore
- 2026-06-10 13:19 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-07 15:22 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 13:45 UTCEPSS rescore
- 2026-06-06 09:21 UTCOSV refresh
- 2026-06-05 22:44 UTCEPSS rescore
- 2026-06-04 13:10 UTCEPSS rescore
- 2026-06-02 20:11 UTCEPSS rescore
- 2026-06-02 20:11 UTCEPSS rescore
- 2026-06-01 13:49 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 22:28 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-31 00:14 UTCEPSS rescore
- 2026-05-29 13:41 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-28 13:42 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-27 13:38 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 13:42 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-26 07:17 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 21:15 UTCEPSS rescore
- 2026-05-22 16:05 UTCEG score recompute
- 2026-05-22 16:05 UTCVendor advisory
- 2026-05-22 16:05 UTCGHSA enrichment
- 2026-05-21 22:40 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 22:37 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-20 11:21 UTCEPSS rescore
- 2026-05-18 21:30 UTCEPSS rescore
Publicly available exploits
(2 references)Working exploit code is in the public domain (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Exploit-DBEDB-41457First seen Feb 26, 2017
Linux Kernel 4.4.0 (Ubuntu) - DCCP Double-Free (PoC)
Open source ↗ - Exploit-DBEDB-41458First seen Feb 26, 2017
Linux Kernel 4.4.0 (Ubuntu) - DCCP Double-Free Privilege Escalation
Open source ↗
Frequently asked(5)
What is CVE-2017-6074?
When was CVE-2017-6074 disclosed?
Is CVE-2017-6074 actively exploited?
What is the CVSS score of CVE-2017-6074?
How do I remediate CVE-2017-6074?
Dependency Blast Radius
Explore the affected products and dependency analysis for CVE-2017-6074
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