EUVD-2026-42049

Phoenix: Unbounded channel joins per transport enables DoS over few connections...

Integer Overflow or Wraparound

Overview Affected versions of this package are vulnerable to Integer Overflow or Wraparound in the htundoimpl function due to accumulation of a bytes-per-line value bpl using a 32-bit signed integer without overflow protection. An attacker can cause a heap out-of-bounds write by supplying a craft...

UBUNTU-CVE-2020-25601

An issue was discovered in Xen through 4.14.x. There is a lack of preemption in evtchnreset / evtchndestroy. In particular, the FIFO event channel model allows guests to have a large number of event channels active at a time. Closing all of these when resetting all event channels or when cleaning...