ghsa-5x7q-6f7m-fc5c
Vulnerability from github
Published
2022-05-24 17:36
Modified
2022-05-24 17:36
Details
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.
{ "affected": [], "aliases": [ "CVE-2020-29485" ], "database_specific": { "cwe_ids": [ "CWE-401" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2020-12-15T18:15:00Z", "severity": "MODERATE" }, "details": "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.", "id": "GHSA-5x7q-6f7m-fc5c", "modified": "2022-05-24T17:36:33Z", "published": "2022-05-24T17:36:33Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-29485" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/2C6M6S3CIMEBACH6O7V4H2VDANMO6TVA" }, { "type": "WEB", "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OBLV6L6Q24PPQ2CRFXDX4Q76KU776GKI" }, { "type": "WEB", "url": "https://www.debian.org/security/2020/dsa-4812" }, { "type": "WEB", "url": "https://xenbits.xenproject.org/xsa/advisory-330.txt" } ], "schema_version": "1.4.0", "severity": [] }
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Sightings
Author | Source | Type | Date |
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Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.