ghsa-mq7v-47j3-rc24
Vulnerability from github
Published
2022-05-24 19:02
Modified
2022-05-24 19:02
Severity ?
Details
A race condition flaw was found in the 9pfs server implementation of QEMU up to and including 5.2.0. This flaw allows a malicious 9p client to cause a use-after-free error, potentially escalating their privileges on the system. The highest threat from this vulnerability is to confidentiality, integrity as well as system availability.
{ "affected": [], "aliases": [ "CVE-2021-20181" ], "database_specific": { "cwe_ids": [ "CWE-362", "CWE-416" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2021-05-13T16:15:00Z", "severity": "HIGH" }, "details": "A race condition flaw was found in the 9pfs server implementation of QEMU up to and including 5.2.0. This flaw allows a malicious 9p client to cause a use-after-free error, potentially escalating their privileges on the system. The highest threat from this vulnerability is to confidentiality, integrity as well as system availability.", "id": "GHSA-mq7v-47j3-rc24", "modified": "2022-05-24T19:02:21Z", "published": "2022-05-24T19:02:21Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20181" }, { "type": "WEB", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1927007" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2021/02/msg00024.html" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html" }, { "type": "WEB", "url": "https://security.netapp.com/advisory/ntap-20210720-0009" }, { "type": "WEB", "url": "https://www.zerodayinitiative.com/advisories/ZDI-21-159" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H", "type": "CVSS_V3" } ] }
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Sightings
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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.