MSRC_CVE-2026-22184
Vulnerability from csaf_microsoft - Published: 2026-01-09 01:08 - Updated: 2026-08-07 00:24Summary
zlib <= 1.3.1.2 untgz Global Buffer Overflow in TGZfname()
Notes
Additional Resources: To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle
Disclaimer: The information provided in the Microsoft Knowledge Base is provided \"as is\" without warranty of any kind. Microsoft disclaims all warranties, either express or implied, including the warranties of merchantability and fitness for a particular purpose. In no event shall Microsoft Corporation or its suppliers be liable for any damages whatsoever including direct, indirect, incidental, consequential, loss of business profits or special damages, even if Microsoft Corporation or its suppliers have been advised of the possibility of such damages. Some states do not allow the exclusion or limitation of liability for consequential or incidental damages so the foregoing limitation may not apply.
7.8 (High)
Affected products
Known affected
20 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 17086-19 | — |
None Available
|
|
| Unresolved product id: 17086-47 | — |
None Available
|
|
| Unresolved product id: 17084-51 | — |
None Available
|
|
| Unresolved product id: 17086-24 | — |
None Available
|
|
| Unresolved product id: 17086-32 | — |
None Available
|
|
| Unresolved product id: 17086-16 | — |
None Available
|
|
| Unresolved product id: 17086-38 | — |
None Available
|
|
| Unresolved product id: 17086-30 | — |
None Available
|
|
| Unresolved product id: 17086-12 | — |
None Available
|
|
| Unresolved product id: 17086-26 | — |
None Available
|
|
| Unresolved product id: 17086-17 | — |
None Available
|
|
| Unresolved product id: 17086-14 | — |
None Available
|
|
| Unresolved product id: 17086-22 | — |
None Available
|
|
| Unresolved product id: 17086-27 | — |
None Available
|
|
| Unresolved product id: 17086-35 | — |
None Available
|
|
| Unresolved product id: 17084-9 | — |
None Available
|
|
| Unresolved product id: 17084-8 | — |
None Available
|
|
| Unresolved product id: 17084-49 | — |
None Available
|
|
| Unresolved product id: 17086-44 | — |
None Available
|
|
| Unresolved product id: 17086-46 | — |
None Available
|
Under investigation
31 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 17084-10 | — | ||
| Unresolved product id: 17084-7 | — | ||
| Unresolved product id: 17084-40 | — | ||
| Unresolved product id: 17084-37 | — | ||
| Unresolved product id: 17084-34 | — | ||
| Unresolved product id: 17084-41 | — | ||
| Unresolved product id: 0-20 | — | ||
| Unresolved product id: 0-11 | — | ||
| Unresolved product id: 0-25 | — | ||
| Unresolved product id: 0-13 | — | ||
| Unresolved product id: 0-21 | — | ||
| Unresolved product id: 0-48 | — | ||
| Unresolved product id: 0-1 | — | ||
| Unresolved product id: 17084-5 | — | ||
| Unresolved product id: 0-33 | — | ||
| Unresolved product id: 17084-6 | — | ||
| Unresolved product id: 0-3 | — | ||
| Unresolved product id: 0-43 | — | ||
| Unresolved product id: 0-45 | — | ||
| Unresolved product id: 17084-42 | — | ||
| Unresolved product id: 17084-15 | — | ||
| Unresolved product id: 17084-29 | — | ||
| Unresolved product id: 17084-23 | — | ||
| Unresolved product id: 17084-50 | — | ||
| Unresolved product id: 0-31 | — | ||
| Unresolved product id: 0-18 | — | ||
| Unresolved product id: 17084-2 | — | ||
| Unresolved product id: 0-28 | — | ||
| Unresolved product id: 0-36 | — | ||
| Unresolved product id: 17084-4 | — | ||
| Unresolved product id: 0-39 | — |
References
4 references
| URL | Category |
|---|---|
| https://msrc.microsoft.com/csaf/vex/2026/msrc_cve… | self |
| https://support.microsoft.com/lifecycle | external |
| https://www.first.org/cvss | external |
| https://msrc.microsoft.com/csaf/vex/2026/msrc_cve… | self |
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{
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{
"category": "default_component_of",
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{
"category": "default_component_of",
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{
"category": "default_component_of",
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},
{
"category": "default_component_of",
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"product_id": "17084-4"
},
"product_reference": "4",
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}
]
},
"vulnerabilities": [
{
"cve": "CVE-2026-22184",
"cwe": {
"id": "CWE-120",
"name": "Buffer Copy without Checking Size of Input (\u0026#39;Classic Buffer Overflow\u0026#39;)"
},
"notes": [
{
"category": "general",
"text": "VulnCheck",
"title": "Assigning CNA"
}
],
"product_status": {
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"17086-19",
"17086-47",
"17084-51",
"17086-24",
"17086-32",
"17086-16",
"17086-38",
"17086-30",
"17086-12",
"17086-26",
"17086-17",
"17086-14",
"17086-22",
"17086-27",
"17086-35",
"17084-9",
"17084-8",
"17084-49",
"17086-44",
"17086-46"
],
"under_investigation": [
"17084-10",
"17084-7",
"17084-40",
"17084-37",
"17084-34",
"17084-41",
"0-20",
"0-11",
"0-25",
"0-13",
"0-21",
"0-48",
"0-1",
"17084-5",
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"17084-6",
"0-3",
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"0-28",
"0-36",
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"0-39"
]
},
"references": [
{
"category": "self",
"summary": "CVE-2026-22184 zlib \u003c= 1.3.1.2 untgz Global Buffer Overflow in TGZfname() - VEX",
"url": "https://msrc.microsoft.com/csaf/vex/2026/msrc_cve-2026-22184.json"
}
],
"remediations": [
{
"category": "none_available",
"date": "2026-01-09T01:08:25.000Z",
"details": "There is no fix available for this vulnerability as of now",
"product_ids": [
"17086-19"
]
},
{
"category": "none_available",
"date": "2026-01-09T01:08:25.000Z",
"details": "There is no fix available for this vulnerability as of now",
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"17086-47"
]
},
{
"category": "none_available",
"date": "2026-01-09T01:08:25.000Z",
"details": "There is no fix available for this vulnerability as of now",
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"17084-51"
]
},
{
"category": "none_available",
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"details": "There is no fix available for this vulnerability as of now",
"product_ids": [
"17086-24"
]
},
{
"category": "none_available",
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"details": "There is no fix available for this vulnerability as of now",
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"17086-32"
]
},
{
"category": "none_available",
"date": "2026-01-09T01:08:25.000Z",
"details": "There is no fix available for this vulnerability as of now",
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},
{
"category": "none_available",
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},
{
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},
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},
{
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},
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},
{
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]
},
{
"category": "none_available",
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},
{
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},
{
"category": "none_available",
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"17086-35"
]
},
{
"category": "none_available",
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},
{
"category": "none_available",
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},
{
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{
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"17086-44"
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},
{
"category": "none_available",
"date": "2026-01-09T01:08:25.000Z",
"details": "There is no fix available for this vulnerability as of now",
"product_ids": [
"17086-46"
]
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"temporalScore": 7.8,
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
"products": [
"17086-19",
"17086-47",
"17084-51",
"17086-24",
"17086-32",
"17086-16",
"17086-38",
"17086-30",
"17086-12",
"17086-26",
"17086-17",
"17086-14",
"17086-22",
"17086-27",
"17086-35",
"17084-9",
"17084-8",
"17084-49",
"17086-44",
"17086-46"
]
}
],
"title": "zlib \u003c= 1.3.1.2 untgz Global Buffer Overflow in TGZfname()"
}
]
}
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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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