USN-7582-1 (UBUNTU-CVE-2022-3437)
Vulnerability from osv_ubuntu – Published: 2025-06-19 10:33 – Updated: 2026-06-25 10:46 – Source website
VLAI
Summary
samba vulnerabilities
Details
Evgeny Legerov discovered that Samba incorrectly handled buffers in certain GSSAPI routines of Heimdal. A remote attacker could possibly use this issue to cause Samba to crash, resulting in a denial of service. (CVE-2022-3437)
Greg Hudson discovered that Samba incorrectly handled PAC parsing. On 32-bit systems, a remote attacker could use this issue to escalate privileges, or possibly execute arbitrary code. (CVE-2022-42898)
Joseph Sutton discovered that Samba could be forced to issue rc4-hmac encrypted Kerberos tickets. A remote attacker could possibly use this issue to escalate privileges. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. (CVE-2022-45141)
Florent Saudel discovered that Samba incorrectly handled certain Spotlight requests. A remote attacker could possibly use this issue to cause Samba to consume resources, leading to a denial of service. (CVE-2023-34966)
References
{
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{
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{
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{
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"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
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"versions": [
"2:4.6.7+dfsg-1ubuntu3",
"2:4.7.1+dfsg-1ubuntu1",
"2:4.7.3+dfsg-1ubuntu1",
"2:4.7.4+dfsg-1ubuntu1",
"2:4.7.6+dfsg~ubuntu-0ubuntu1",
"2:4.7.6+dfsg~ubuntu-0ubuntu2",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.2",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.4",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.5",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.6",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.7",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.9",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.10",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.11",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.13",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.14",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.15",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.16",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.17",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.18",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.19",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.20",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.21",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.23",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.24",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.26",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.27",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.28",
"2:4.7.6+dfsg~ubuntu-0ubuntu2.29"
]
}
],
"aliases": [],
"details": "Evgeny Legerov discovered that Samba incorrectly handled buffers in\ncertain GSSAPI routines of Heimdal. A remote attacker could possibly use\nthis issue to cause Samba to crash, resulting in a denial of service.\n(CVE-2022-3437)\n\nGreg Hudson discovered that Samba incorrectly handled PAC parsing. On\n32-bit systems, a remote attacker could use this issue to escalate\nprivileges, or possibly execute arbitrary code. (CVE-2022-42898)\n\nJoseph Sutton discovered that Samba could be forced to issue rc4-hmac\nencrypted Kerberos tickets. A remote attacker could possibly use this issue\nto escalate privileges. This issue only affected Ubuntu 20.04 LTS and\nUbuntu 22.04 LTS. (CVE-2022-45141)\n\nFlorent Saudel discovered that Samba incorrectly handled certain Spotlight\nrequests. A remote attacker could possibly use this issue to cause Samba to\nconsume resources, leading to a denial of service. (CVE-2023-34966)\n",
"id": "USN-7582-1",
"modified": "2026-06-25T10:46:51Z",
"published": "2025-06-19T10:33:58Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-7582-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-3437"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-42898"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2022-45141"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-34966"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "samba vulnerabilities",
"upstream": [
"UBUNTU-CVE-2022-3437",
"UBUNTU-CVE-2022-42898",
"UBUNTU-CVE-2022-45141",
"UBUNTU-CVE-2023-34966"
]
}
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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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