ghsa-w7v4-4295-6vg3
Vulnerability from github
Published
2022-05-14 02:14
Modified
2022-05-14 02:14
Severity ?
Details
The PV superpage functionality in arch/x86/mm.c in Xen 3.4.0, 3.4.1, and 4.1.x through 4.6.x allows local PV guests to obtain sensitive information, cause a denial of service, gain privileges, or have unspecified other impact via a crafted page identifier (MFN) to the (1) MMUEXT_MARK_SUPER or (2) MMUEXT_UNMARK_SUPER sub-op in the HYPERVISOR_mmuext_op hypercall or (3) unknown vectors related to page table updates.
{ "affected": [], "aliases": [ "CVE-2016-1570" ], "database_specific": { "cwe_ids": [ "CWE-20" ], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2016-01-22T15:59:00Z", "severity": "HIGH" }, "details": "The PV superpage functionality in arch/x86/mm.c in Xen 3.4.0, 3.4.1, and 4.1.x through 4.6.x allows local PV guests to obtain sensitive information, cause a denial of service, gain privileges, or have unspecified other impact via a crafted page identifier (MFN) to the (1) MMUEXT_MARK_SUPER or (2) MMUEXT_UNMARK_SUPER sub-op in the HYPERVISOR_mmuext_op hypercall or (3) unknown vectors related to page table updates.", "id": "GHSA-w7v4-4295-6vg3", "modified": "2022-05-14T02:14:02Z", "published": "2022-05-14T02:14:02Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-1570" }, { "type": "WEB", "url": "http://www.debian.org/security/2016/dsa-3519" }, { "type": "WEB", "url": "http://www.securitytracker.com/id/1034744" }, { "type": "WEB", "url": "http://xenbits.xen.org/xsa/advisory-167.html" } ], "schema_version": "1.4.0", "severity": [ { "score": "CVSS:3.0/AV:N/AC:H/PR:L/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.