Bug 2292300 (CVE-2023-46103) - CVE-2023-46103 intel-microcode: Unexpected behavior in Intel(R) Core(TM) Ultra Processors
Summary: CVE-2023-46103 intel-microcode: Unexpected behavior in Intel(R) Core(TM) Ultr...
Keywords:
Status: NEW
Alias: CVE-2023-46103
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2292301 2295853
Blocks: 2292304
TreeView+ depends on / blocked
 
Reported: 2024-06-14 01:18 UTC by Pedro Sampaio
Modified: 2024-12-12 02:51 UTC (History)
1 user (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2024:9401 0 None None None 2024-11-12 10:32:00 UTC

Description Pedro Sampaio 2024-06-14 01:18:18 UTC 
Sequence of processor instructions leads to unexpected behavior in Intel(R) Core(TM) Ultra Processors may allow an authenticated user to potentially enable denial of service via local access.

References:

https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-01052.html
https://github.com/intel/Intel-Linux-Processor-Microcode-Data-Files/releases/tag/microcode-20240514
Comment 1 Pedro Sampaio 2024-06-14 01:18:31 UTC 
Created microcode_ctl tracking bugs for this issue:

Affects: fedora-all [bug 2292301]
Comment 3 errata-xmlrpc 2024-11-12 10:31:59 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2024:9401 https://access.redhat.com/errata/RHSA-2024:9401
Comment 4 tr1st0nyu 2024-12-12 02:51:01 UTC 
Is this issue also addressed in Redhat8? Thanks!
rpm -qa |grep microcode
microcode_ctl-20240910-1.el8_10.x86_64
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