gsd-2016-2338
Vulnerability from gsd
Modified
2023-12-13 01:21
Details
An exploitable heap overflow vulnerability exists in the Psych::Emitter start_document function of Ruby. In Psych::Emitter start_document function heap buffer "head" allocation is made based on tags array length. Specially constructed object passed as element of tags array can increase this array size after mentioned allocation and cause heap overflow.
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2016-2338",
"id": "GSD-2016-2338",
"references": [
"https://www.suse.com/security/cve/CVE-2016-2338.html"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2016-2338"
],
"details": "An exploitable heap overflow vulnerability exists in the Psych::Emitter start_document function of Ruby. In Psych::Emitter start_document function heap buffer \"head\" allocation is made based on tags array length. Specially constructed object passed as element of tags array can increase this array size after mentioned allocation and cause heap overflow.",
"id": "GSD-2016-2338",
"modified": "2023-12-13T01:21:19.486488Z",
"schema_version": "1.4.0"
}
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"references": {
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"name": "[debian-lts-announce] 20200325 [SECURITY] [DLA 2158-1] ruby2.1 security update",
"refsource": "MLIST",
"url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00032.html"
},
{
"name": "http://www.talosintelligence.com/reports/TALOS-2016-0032/",
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"url": "http://www.talosintelligence.com/reports/TALOS-2016-0032/"
},
{
"name": "https://security.netapp.com/advisory/ntap-20221228-0005/",
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}
},
"nvd.nist.gov": {
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"nodes": [
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},
"impact": {
"baseMetricV3": {
"cvssV3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 9.8,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 5.9
}
},
"lastModifiedDate": "2023-03-01T16:35Z",
"publishedDate": "2022-09-29T03:15Z"
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
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- 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.