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CVE-2020-14394

CVE-2020-14394

EPSS 0.4%CWE-835
Vexday Risk Score
3Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS —EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado
Lifecycle
17 Aug 2022Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
An infinite loop flaw was found in the USB xHCI controller emulation of QEMU while computing the length of the Transfer Request Block (TRB) Ring. This flaw allows a privileged guest user to hang the QEMU process on the host, resulting in a denial of service.
Affected products
n/a · QEMU

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References
https://bugzilla.redhat.com/show_bug.cgi?id=1908004https://gitlab.com/qemu-project/qemu/-/issues/646https://lists.debian.org/debian-lts-announce/2023/03/msg00013.htmlhttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/I7J5IRXJYLELW7D43A75LOWRUE5EU54O/