rhea-2023:4995
Vulnerability from csaf_redhat
Published
2023-09-06 14:11
Modified
2025-08-03 08:11
Summary
Red Hat Enhancement Advisory: microcode_ctl bug fix and enhancement update
Notes
Topic
An update for microcode_ctl is now available for Red Hat Enterprise Linux 8.
Details
The microcode_ctl packages provide microcode updates for Intel processors.
Bug Fix(es) and Enhancement(s):
* Update Intel CPU microcode to microcode-20230214 release, which addresses CVE-2022-40982, CVE-2022-41804, and CVE-2023-23908. (BZ#2229733)
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
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"text": "The microcode_ctl packages provide microcode updates for Intel processors.\n\nBug Fix(es) and Enhancement(s):\n\n* Update Intel CPU microcode to microcode-20230214 release, which addresses CVE-2022-40982, CVE-2022-41804, and CVE-2023-23908. (BZ#2229733)",
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"title": "Red Hat Enhancement Advisory: microcode_ctl bug fix and enhancement update",
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"name": "Unauthorized Error Injection Can Degrade Hardware Redundancy"
},
"discovery_date": "2023-08-08T00:00:00+00:00",
"ids": [
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{
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"text": "A flaw was found in hw. Unauthorized error injection in Intel(R) SGX or Intel(R) TDX for some Intel(R) Xeon(R) processors may allow a privileged user to potentially enable escalation of privilege via local access.",
"title": "Vulnerability description"
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{
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"text": "hw: Intel: Unauthorized error injection in Intel SGX or Intel TDX",
"title": "Vulnerability summary"
},
{
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"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
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},
{
"category": "external",
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"url": "https://nvd.nist.gov/vuln/detail/CVE-2022-41804"
},
{
"category": "external",
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"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.\n\nFor details on how to apply this update, refer to:\n\nhttps://access.redhat.com/articles/11258",
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"scores": [
{
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"attackComplexity": "HIGH",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.2,
"baseSeverity": "HIGH",
"confidentialityImpact": "LOW",
"integrityImpact": "HIGH",
"privilegesRequired": "HIGH",
"scope": "CHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:H/UI:R/S:C/C:L/I:H/A:H",
"version": "3.1"
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{
"category": "impact",
"details": "Important"
}
],
"title": "hw: Intel: Unauthorized error injection in Intel SGX or Intel TDX"
}
]
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- 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.
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