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.
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Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2020-12-15T17:26:05
Updated: 2024-08-04T16:55:10.457Z
Reserved: 2020-12-03T00:00:00
Link: CVE-2020-29485
Vulnrichment
No data.
NVD
Status : Modified
Published: 2020-12-15T18:15:15.490
Modified: 2024-11-21T05:24:05.340
Link: CVE-2020-29485
Redhat
No data.