Ubuntu Security Notice USN-6607-1

Ubuntu Security Notice 6607-1 - It was discovered that the SMB network file sharing protocol implementation in the Linux kernel did not properly handle certain error conditions, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. Lin Ma discovered that the netfilter subsystem in the Linux kernel did not properly validate network family support while creating a new netfilter table. A local attacker could use this to …

arbitrary code attacker code conditions denial of service error file file sharing free implementation kernel linux linux kernel local netfilter network notice protocol security security notice service sharing smb subsystem ubuntu use-after-free usn vulnerability