CVE-2017-6074
HIGHCVSS 7.8/10EPSS 5.96%
Last modified
CVE-2017-6074 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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.. EPSS estimates a 5.96% chance of exploitation in the next 30 days.
Description
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.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 3.2.86 |
| Linux | Linux Kernel | >= 3.3, < 3.10.106 |
| Linux | Linux Kernel | >= 3.11, < 3.12.71 |
| Linux | Linux Kernel | >= 3.13, < 3.16.41 |
| Linux | Linux Kernel | >= 3.17, < 3.18.49 |
| Linux | Linux Kernel | >= 3.19, < 4.1.41 |
| Linux | Linux Kernel | >= 4.2, < 4.4.52 |
| Linux | Linux Kernel | >= 4.5, < 4.9.13 |
| Debian | Debian Linux | 8.0 |
References
- http://rhn.redhat.com/errata/RHSA-2017-0293.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0294.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0295.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0316.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0323.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0324.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0345.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0346.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0347.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0365.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0366.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0403.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0501.htmlThird Party Advisory
- http://www.debian.org/security/2017/dsa-3791Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/22/3Mailing List, Third Party Advisory
- http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.htmlPatch, Third Party Advisory
- http://www.securityfocus.com/bid/96310Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037876Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:0932Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1209Third Party Advisory
- https://github.com/torvalds/linux/commit/5edabca9d4cff7f1f2b68f0bac55ef99d9798ba4Issue Tracking, Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2017-07-01Third Party Advisory
- https://www.exploit-db.com/exploits/41457/Third Party Advisory, VDB Entry
- https://www.exploit-db.com/exploits/41458/Third Party Advisory, VDB Entry
- https://www.tenable.com/security/tns-2017-07Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0293.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0294.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0295.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0316.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0323.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0324.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0345.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0346.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0347.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0365.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0366.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0403.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2017-0501.htmlThird Party Advisory
- http://www.debian.org/security/2017/dsa-3791Third Party Advisory
- http://www.openwall.com/lists/oss-security/2017/02/22/3Mailing List, Third Party Advisory
- http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.htmlPatch, Third Party Advisory
- http://www.securityfocus.com/bid/96310Third Party Advisory, VDB Entry
- http://www.securitytracker.com/id/1037876Third Party Advisory, VDB Entry
- https://access.redhat.com/errata/RHSA-2017:0932Third Party Advisory
- https://access.redhat.com/errata/RHSA-2017:1209Third Party Advisory
- https://github.com/torvalds/linux/commit/5edabca9d4cff7f1f2b68f0bac55ef99d9798ba4Issue Tracking, Patch, Third Party Advisory
- https://source.android.com/security/bulletin/2017-07-01Third Party Advisory
- https://www.exploit-db.com/exploits/41457/Third Party Advisory, VDB Entry
- https://www.exploit-db.com/exploits/41458/Third Party Advisory, VDB Entry
- https://www.tenable.com/security/tns-2017-07Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2017-6074?
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.
How severe is CVE-2017-6074?
CVE-2017-6074 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 5.96% probability of exploitation in the next 30 days.
How do I fix CVE-2017-6074?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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