Bug 2049558 (CVE-2021-33120) - CVE-2021-33120 microcode: Out of bounds read for some Intel Atom processors
Summary: CVE-2021-33120 microcode: Out of bounds read for some Intel Atom processors
Keywords:
Status: NEW
Alias: CVE-2021-33120
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
Whiteboard:
Depends On: 2049561 2049562 2049563 2049564 2049565 2049566 2049567 2049568 2049569 2049570 2049571
Blocks: 2049526
TreeView+ depends on / blocked
 
Reported: 2022-02-02 11:51 UTC by Petr Matousek
Modified: 2023-07-07 08:31 UTC (History)
1 user (show)

Fixed In Version:
Doc Type: ---
Doc Text:
A flaw was found in microcode. An out-of-bounds read under a complex microarchitectural condition in the memory subsystem for some Intel Atom(R) Processors may allow an authenticated user to potentially enable information disclosure or cause a denial of service via network access.
Clone Of:
Environment:
Last Closed:
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Description Petr Matousek 2022-02-02 11:51:49 UTC
Out of bounds read under complex microarchitectural condition in memory subsystem for some Intel Atom(R) Processors may allow authenticated user to potentially enable information disclosure or cause denial of service via network access. Under complex microarchitectural conditions user to supervisor page fault can be potentially missed which cause a malicious application to read some portion of operating system memory or could cause temporary denial of service.


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