ghsa-8gqc-j7wm-6g58
Vulnerability from github
Published
2022-05-24 17:43
Modified
2022-06-02 00:00
Severity ?
Details
An integer overflow issue was found in the vmxnet3 NIC emulator of the QEMU for versions up to v5.2.0. It may occur if a guest was to supply invalid values for rx/tx queue size or other NIC parameters. A privileged guest user may use this flaw to crash the QEMU process on the host resulting in DoS scenario.
{ "affected": [], "aliases": [ "CVE-2021-20203" ], "database_specific": { "cwe_ids": [ "CWE-190" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2021-02-25T20:15:00Z", "severity": "LOW" }, "details": "An integer overflow issue was found in the vmxnet3 NIC emulator of the QEMU for versions up to v5.2.0. It may occur if a guest was to supply invalid values for rx/tx queue size or other NIC parameters. A privileged guest user may use this flaw to crash the QEMU process on the host resulting in DoS scenario.", "id": "GHSA-8gqc-j7wm-6g58", "modified": "2022-06-02T00:00:22Z", "published": "2022-05-24T17:43:03Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-20203" }, { "type": "WEB", "url": "https://bugs.launchpad.net/qemu/+bug/1913873" }, { "type": "WEB", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1922441" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2021/04/msg00009.html" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html" }, { "type": "WEB", "url": "https://security.gentoo.org/glsa/202208-27" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:L", "type": "CVSS_V3" } ] }
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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.