Bug 2292302 (CVE-2023-47855)

Summary: CVE-2023-47855 intel-microcode: Improper input validation in some Intel® TDX module software
Product: [Other] Security Response Reporter: Pedro Sampaio <psampaio>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
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Priority: medium    
Version: unspecifiedKeywords: Security
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Hardware: All   
OS: Linux   
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A flaw was found in intel-microcode. Improper input validation in some Intel® TDX module software may allow a privileged user to enable escalation of privileges via local access.
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Bug Depends On: 2292303    
Bug Blocks: 2292304    

Description Pedro Sampaio 2024-06-14 01:24:56 UTC 
Improper input validation in some Intel® TDX module software before version 1.5.05.46.698 may allow a privileged user to potentially enable escalation of privilege via local access.

References:

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01036.html
https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/microcode-20240514
Comment 1 Pedro Sampaio 2024-06-14 01:25:20 UTC 
Created microcode_ctl tracking bugs for this issue:

Affects: fedora-all [bug 2292303]