QEMU: net: ignore packets with large size

A potential integer overflow issue was found in the networking back-end of QEMU. It could occur while receiving packets, because it accepted packets with large size value. Such overflow could lead to OOB buffer access issue. A user inside guest could use this flaw to crash the QEMU process...

Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS : QEMU vulnerabilities (USN-3923-1)

The remote Ubuntu 14.04 LTS / 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-3923-1 advisory. Michael Hanselmann discovered that QEMU incorrectly handled the Media Transfer Protocol MTP. An attacker inside the guest could u...

USN-3923-1 qemu vulnerabilities

Michael Hanselmann discovered that QEMU incorrectly handled the Media Transfer Protocol MTP. An attacker inside the guest could use this issue to read or write arbitrary files and cause a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.10. CVE-2018-16867...