A potential stack overflow via infinite loop issue was found in various NIC emulators of QEMU in versions up to and including 5.2.0. The issue occurs in loopback mode of a NIC wherein reentrant DMA checks get bypassed. A guest user/process may use this flaw to consume CPU cycles or crash the QEMU process on the host resulting in DoS scenario.
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26 Mar 2021 07:00Current
7High risk
Vulners AI Score7
CVSS 22.1
CVSS 3.16
EPSS0.00459