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high7.8Public exploit code

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 sta…

Public exploit code

Working exploit or proof of concept code has been published for this vulnerability. Treat unpatched systems as at risk.

Impact

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 products

VendorProductAffected versions
LinuxLinux Kernel
before 3.2.86
from 3.3 before 3.10.106
from 3.11 before 3.12.71
from 3.13 before 3.16.41
from 3.17 before 3.18.49
from 3.19 before 4.1.41
DebianDebian Linux
Version 8.0

Weakness classification

CWE-415

References