CVE-2015-7311 (GCVE-0-2015-7311)
Vulnerability from cvelistv5 – Published: 2015-10-01 20:00 – Updated: 2024-08-06 07:43
VLAI
EPSS
VEX
Summary
libxl in Xen 4.1.x through 4.6.x does not properly handle the readonly flag on disks when using the qemu-xen device model, which allows local guest users to write to a read-only disk image.
Severity
No CVSS data available.
CWE
- n/a
Assigner
References
10 references
| URL | Tags |
|---|---|
| http://xenbits.xen.org/xsa/advisory-142.html | x_refsource_CONFIRM |
| http://lists.opensuse.org/opensuse-updates/2015-1… | vendor-advisoryx_refsource_SUSE |
| https://bugzilla.redhat.com/show_bug.cgi?id=1257893 | x_refsource_CONFIRM |
| http://www.debian.org/security/2015/dsa-3414 | vendor-advisoryx_refsource_DEBIAN |
| http://www.securitytracker.com/id/1033633 | vdb-entryx_refsource_SECTRACK |
| http://www.securityfocus.com/bid/76823 | vdb-entryx_refsource_BID |
| http://lists.fedoraproject.org/pipermail/package-… | vendor-advisoryx_refsource_FEDORA |
| http://lists.fedoraproject.org/pipermail/package-… | vendor-advisoryx_refsource_FEDORA |
| https://security.gentoo.org/glsa/201604-03 | vendor-advisoryx_refsource_GENTOO |
| http://lists.fedoraproject.org/pipermail/package-… | vendor-advisoryx_refsource_FEDORA |
Date Public
2015-09-22 00:00
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{
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},
{
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},
{
"criteria": "cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*",
"matchCriteriaId": "BF948E6A-07BE-4C7D-8A98-002E89D35F4D",
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},
{
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"vulnerable": true
},
{
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"matchCriteriaId": "C76124AB-4E3D-4BE0-AAEA-7FC05868E2FB",
"vulnerable": true
},
{
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"matchCriteriaId": "7D7CC6A5-BEFD-4DB9-AF44-F8F3F1D13D86",
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},
{
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},
{
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},
{
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}
],
"negate": false,
"operator": "OR"
}
]
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "libxl in Xen 4.1.x through 4.6.x does not properly handle the readonly flag on disks when using the qemu-xen device model, which allows local guest users to write to a read-only disk image."
},
{
"lang": "es",
"value": "libxl en Xen 4.1.x hasta la versi\u00f3n 4.6.x no maneja correctamente el indicador de solo lectura en los discos cuando se utiliza el dispositivo modelo qemu-xen, lo que permite a usuarios invitados locales escribir a una imagen de disco de s\u00f3lo lectura."
}
],
"id": "CVE-2015-7311",
"lastModified": "2026-05-06T22:30:45.220",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "LOW",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "LOCAL",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 3.6,
"confidentialityImpact": "NONE",
"integrityImpact": "PARTIAL",
"vectorString": "AV:L/AC:L/Au:N/C:N/I:P/A:P",
"version": "2.0"
},
"exploitabilityScore": 3.9,
"impactScore": 4.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
]
},
"published": "2015-10-01T20:59:06.567",
"references": [
{
"source": "cve@mitre.org",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167077.html"
},
{
"source": "cve@mitre.org",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167792.html"
},
{
"source": "cve@mitre.org",
"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167820.html"
},
{
"source": "cve@mitre.org",
"url": "http://lists.opensuse.org/opensuse-updates/2015-12/msg00053.html"
},
{
"source": "cve@mitre.org",
"url": "http://www.debian.org/security/2015/dsa-3414"
},
{
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"url": "http://www.securityfocus.com/bid/76823"
},
{
"source": "cve@mitre.org",
"url": "http://www.securitytracker.com/id/1033633"
},
{
"source": "cve@mitre.org",
"tags": [
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],
"url": "http://xenbits.xen.org/xsa/advisory-142.html"
},
{
"source": "cve@mitre.org",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1257893"
},
{
"source": "cve@mitre.org",
"url": "https://security.gentoo.org/glsa/201604-03"
},
{
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"url": "http://lists.fedoraproject.org/pipermail/package-announce/2015-September/167077.html"
},
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},
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},
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},
{
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"url": "http://www.debian.org/security/2015/dsa-3414"
},
{
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"url": "http://www.securityfocus.com/bid/76823"
},
{
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"url": "http://www.securitytracker.com/id/1033633"
},
{
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],
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},
{
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},
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"url": "https://security.gentoo.org/glsa/201604-03"
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],
"sourceIdentifier": "cve@mitre.org",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-17"
}
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"source": "nvd@nist.gov",
"type": "Primary"
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]
}
},
"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2025-11-21T12:15:04+00:00",
"cve": "CVE-2015-7311",
"id": "CVE-2015-7311",
"initial_release_date": "2015-09-22T00:00:00+00:00",
"product_status:known_not_affected": "1",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "xen: libxl fails to honour readonly flag on disks with qemu-xen (xsa-142)",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2015/cve-2015-7311.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "low",
"current_release_date": "2026-09-08T00:29:34Z",
"cve": "CVE-2015-7311",
"id": "CVE-2015-7311",
"initial_release_date": "2023-02-15T05:14:07Z",
"product_status:known_affected": "321",
"product_status:known_not_affected": "13",
"product_status:recommended": "540",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2015-7311",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2015-7311.json",
"version": "31"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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