CVE-2017-6074

HIGH

7.8

CVSS Score

Published: February 18, 2017 at 09:40 PM UTC

Updated: June 17, 2026 at 01:21 AM UTC

2 products affected across 2 vendorsLinux KernelDebian Linux

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Severity

HIGH7.8

Exploit prediction

EPSS 6%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Debian Linux · Debiandrupal

95%

8.0

Linux Kernel · Linux

95%

v < 3.2.863.11 ≤ v < 3.12.713.13 ≤ v < 3.16.413.17 ≤ v < 3.18.493.19 ≤ v < 4.1.413.3 ≤ v < 3.10.1064.2 ≤ v < 4.4.524.5 ≤ v < 4.9.13

Affected range stops below 3.10.106, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.12.71, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.16.41, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.18.49, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.2.86, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.1.41, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.4.52, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.9.13, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references