CVE-2020-7463 (GCVE-0-2020-7463)
Vulnerability from cvelistv5 – Published: 2021-03-26 20:48 – Updated: 2024-08-04 09:33
VLAI
EPSS
VEX
Summary
In FreeBSD 12.1-STABLE before r364644, 11.4-STABLE before r364651, 12.1-RELEASE before p9, 11.4-RELEASE before p3, and 11.3-RELEASE before p13, improper handling in the kernel causes a use-after-free bug by sending large user messages from multiple threads on the same SCTP socket. The use-after-free situation may result in unintended kernel behaviour including a kernel panic.
Severity
No CVSS data available.
CWE
- Use After Free
Assigner
References
13 references
| URL | Tags |
|---|---|
| https://security.FreeBSD.org/advisories/FreeBSD-S… | x_refsource_MISC |
| https://support.apple.com/kb/HT212317 | x_refsource_CONFIRM |
| https://support.apple.com/kb/HT212319 | x_refsource_CONFIRM |
| https://support.apple.com/kb/HT212325 | x_refsource_CONFIRM |
| https://support.apple.com/kb/HT212323 | x_refsource_CONFIRM |
| https://support.apple.com/kb/HT212324 | x_refsource_CONFIRM |
| https://support.apple.com/kb/HT212321 | x_refsource_CONFIRM |
| https://support.apple.com/kb/HT212318 | x_refsource_CONFIRM |
| http://seclists.org/fulldisclosure/2021/Apr/49 | mailing-listx_refsource_FULLDISC |
| http://seclists.org/fulldisclosure/2021/Apr/50 | mailing-listx_refsource_FULLDISC |
| http://seclists.org/fulldisclosure/2021/Apr/59 | mailing-listx_refsource_FULLDISC |
| http://seclists.org/fulldisclosure/2021/Apr/58 | mailing-listx_refsource_FULLDISC |
| http://seclists.org/fulldisclosure/2021/Apr/57 | mailing-listx_refsource_FULLDISC |
Impacted products
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"url": "https://support.apple.com/kb/HT212321"
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"url": "https://support.apple.com/kb/HT212317"
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"url": "https://support.apple.com/kb/HT212319"
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"mailing-list",
"x_refsource_FULLDISC"
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"tags": [
"mailing-list",
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{
"name": "20210427 APPLE-SA-2021-04-26-9 iTunes 12.11.3 for Windows",
"tags": [
"mailing-list",
"x_refsource_FULLDISC"
],
"url": "http://seclists.org/fulldisclosure/2021/Apr/59"
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{
"name": "20210427 APPLE-SA-2021-04-26-8 iCloud for Windows 12.3",
"tags": [
"mailing-list",
"x_refsource_FULLDISC"
],
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},
{
"name": "20210427 APPLE-SA-2021-04-26-7 Safari 14.1",
"tags": [
"mailing-list",
"x_refsource_FULLDISC"
],
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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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