Ubuntu Security Notice USN-5940-1

Ubuntu Security Notice 5940-1 - It was discovered that the Upper Level Protocol subsystem in the Linux kernel did not properly handle sockets entering the LISTEN state in certain protocols, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. It was discovered that the NVMe driver in the Linux kernel did not properly handle reset events in some situations. A local attacker could use this to cause …

code denial of service driver events free kernel linux linux kernel local notice protocol protocols reset security security notice service sockets state subsystem ubuntu use-after-free usn vulnerability