Endpoint Vulnerability

CVE-2016-9793kernel: Signed overflow for SO_SND_RCV_BUFFORCE

Description

A flaw was found in the Linux kernel's implementation of setsockopt for the SO_{SND|RCV}BUFFORCE setsockopt() system call. Users with non-namespace CAP_NET_ADMIN are able to trigger this call and create a situation in which the sockets sendbuff data size could be negative. This could adversely affect memory allocations and create situations where the system could crash or cause memory corruption.

Affected Products

kernel

References

CVE-2016-9793,