CVE-2020-25723

EPSS 0.4%CWE-617

A reachable assertion issue was found in the USB EHCI emulation code of QEMU. It could occur while processing USB requests due to missing handling of DMA memory map failure. A malicious privileged user within the guest may abuse this flaw to send bogus USB requests and crash the QEMU process on the host, resulting in a denial of service.

Produtos afetados

n/a · QEMU

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Referências

https://bugzilla.redhat.com/show_bug.cgi?id=1898579 https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html https://security.netapp.com/advisory/ntap-20201218-0004/http://www.openwall.com/lists/oss-security/2020/12/22/1