ghsa-4mvg-7php-mg7f
Vulnerability from github
Published
2022-05-24 17:35
Modified
2022-09-06 00:00
Severity ?
Details
A reachable assertion issue was found in the USB EHCI emulation code of QEMU. It could occur while processing USB requests due to missing handling of DMA memory map failure. A malicious privileged user within the guest may abuse this flaw to send bogus USB requests and crash the QEMU process on the host, resulting in a denial of service.
{ "affected": [], "aliases": [ "CVE-2020-25723" ], "database_specific": { "cwe_ids": [ "CWE-617" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2020-12-02T01:15:00Z", "severity": "MODERATE" }, "details": "A reachable assertion issue was found in the USB EHCI emulation code of QEMU. It could occur while processing USB requests due to missing handling of DMA memory map failure. A malicious privileged user within the guest may abuse this flaw to send bogus USB requests and crash the QEMU process on the host, resulting in a denial of service.", "id": "GHSA-4mvg-7php-mg7f", "modified": "2022-09-06T00:00:28Z", "published": "2022-05-24T17:35:11Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-25723" }, { "type": "WEB", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1898579" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html" }, { "type": "WEB", "url": "https://security.netapp.com/advisory/ntap-20201218-0004" }, { "type": "WEB", "url": "http://www.openwall.com/lists/oss-security/2020/12/22/1" } ], "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
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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.
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- 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.