CVE-2021-46794 (GCVE-0-2021-46794)

Vulnerability from cvelistv5 – Published: 2023-05-09 19:01 – Updated: 2025-01-28 15:25
VLAI?
Summary
Insufficient bounds checking in ASP (AMD Secure Processor) may allow for an out of bounds read in SMI (System Management Interface) mailbox checksum calculation triggering a data abort, resulting in a potential denial of service.
Severity ?
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE
Assigner
AMD
References
Impacted products
Vendor Product Version
AMD Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4 Affected: various
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    AMD Ryzen™ 3000 Series Desktop Processors “Matisse” AM4 Affected: various
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    AMD AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” AM4 Affected: various
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    AMD Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics “Cezanne” AM4 Affected: Various
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    AMD 3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT Affected: various
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    AMD Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS Affected: various
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    AMD Ryzen™ Threadripper™ PRO Processors “Chagall” WS Affected: various
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    AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP Affected: various
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    AMD Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock” Affected: various
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    AMD Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5 Affected: various
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    AMD Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso” Affected: various
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    AMD Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir” Affected: various
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    AMD Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne” Affected: various
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    AMD Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne” Affected: various
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Sightings

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.