Race condition leading to use-after-free vulnerability in Linux kernel's af_packet module

Race condition leading to use-after-free vulnerability in Linux kernel's af_packet module

CVE-2017-15649 · MEDIUM Severity

AV:L/AC:L/AU:N/C:P/I:P/A:P

net/packet/af_packet.c in the Linux kernel before 4.13.6 allows local users to gain privileges via crafted system calls that trigger mishandling of packet_fanout data structures, because of a race condition (involving fanout_add and packet_do_bind) that leads to a use-after-free, a different vulnerability than CVE-2017-6346.

Learn more about our Cis Benchmark Audit For Bind.