Bug 2103153 (CVE-2022-23825)

Summary:	CVE-2022-23825 hw: cpu: AMD: Branch Type Confusion (non-retbleed)
Product:	[Other] Security Response	Reporter:	Petr Matousek <pmatouse>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	acaringi, adscvr, airlied, alciregi, aquini, bhu, bskeggs, chwhite, crwood, ddepaula, dhoward, dvlasenk, fhrbata, hdegoede, hkrzesin, hpa, jarod, jarodwilson, jburrell, jfaracco, jferlan, jforbes, jglisse, jlelli, joe.lawrence, jonathan, josef, jpoimboe, jshortt, jstancek, jwboyer, jwyatt, kcarcia, kernel-maint, kernel-mgr, kyoshida, lgoncalv, linville, llong, lzampier, masami256, mchehab, nmurray, ptalbert, qzhao, rvrbovsk, scweaver, security-response-team, steved, tyberry, vkumar, walters, williams
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in hw. Aliases in the branch predictor may cause some AMD processors to predict the wrong branch type, potentially leading to information disclosure.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-12-14 14:18:38 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2090227, 2090228, 2090229, 2090230, 2090231, 2090232, 2103159, 2103160, 2103161, 2103162, 2103163, 2103164, 2103165, 2103166, 2103167, 2103168, 2103169, 2103170, 2103171, 2103172, 2106592
Bug Blocks:	2058387

Description Petr Matousek 2022-07-01 15:04:29 UTC

Aliases in the branch predictor may cause some AMD processors to predict the wrong branch type potentially leading to information disclosure. Non-retbleed BTC

Comment 5 Avinash Hanwate 2022-07-13 04:53:50 UTC

Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2106592]

Comment 9 errata-xmlrpc 2022-10-25 08:44:58 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2022:7110 https://access.redhat.com/errata/RHSA-2022:7110

Comment 10 errata-xmlrpc 2022-10-25 08:58:53 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2022:7134 https://access.redhat.com/errata/RHSA-2022:7134

Comment 11 errata-xmlrpc 2022-11-02 16:34:25 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2022:7337 https://access.redhat.com/errata/RHSA-2022:7337

Comment 12 errata-xmlrpc 2022-11-02 16:34:57 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2022:7338 https://access.redhat.com/errata/RHSA-2022:7338

Comment 13 errata-xmlrpc 2022-11-15 09:45:31 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2022:7933 https://access.redhat.com/errata/RHSA-2022:7933

Comment 14 errata-xmlrpc 2022-11-15 10:48:41 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2022:8267 https://access.redhat.com/errata/RHSA-2022:8267

Comment 15 errata-xmlrpc 2022-12-13 16:05:47 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Extended Update Support

Via RHSA-2022:8973 https://access.redhat.com/errata/RHSA-2022:8973

Comment 16 errata-xmlrpc 2022-12-13 16:06:27 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.0 Extended Update Support

Via RHSA-2022:8974 https://access.redhat.com/errata/RHSA-2022:8974

Comment 17 Product Security DevOps Team 2022-12-14 14:18:34 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-23825