Vulnerability Details CVE-2020-29485
An issue was discovered in Xen 4.6 through 4.14.x. When acting upon a guest XS_RESET_WATCHES request, not all tracking information is freed. A guest can cause unbounded memory usage in oxenstored. This can lead to a system-wide DoS. Only systems using the Ocaml Xenstored implementation are vulnerable. Systems using the C Xenstored implementation are not vulnerable.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 19.9%
CVSS Severity
CVSS v3 Score 5.5
CVSS v2 Score 4.9
Products affected by CVE-2020-29485
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cpe:2.3:o:debian:debian_linux:10.0
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cpe:2.3:o:fedoraproject:fedora:32
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cpe:2.3:o:fedoraproject:fedora:33
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