AMD Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4

CVE-2021-46794

HIGH 7.5

At a glance

Source: NVD
EPSS: EPSS 0.62 % · percentile 49 (2026-10-29)
State: PUBLISHED
Published: 2023-05-09 19:01 UTC
Updated: 2025-01-28 15:25 UTC
Assigner: AMD
NVD status: Modified

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Description

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.

Weaknesses (CWE)

CWE-125 — Out-of-bounds Read

References

https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001

Scores

Version	Score	Vector	Scored by
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	CISA-ADP
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · nvd@nist.gov (Primary)
CVSS 3.1	HIGH 7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

European references

ENISA EUVD · EUVD-2021-33450
GCVE · GCVE-0-2021-46794

Affected configurations (NVD CPE)

cpe:2.3:o:amd:ryzen_5300g_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5300ge_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5500_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5600_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5600g_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5600ge_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5600x_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5700g_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5700ge_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5700x_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5800_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5800x3d_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5800x_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5900_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5900x_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5945wx_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5950x_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5955wx_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5965wx_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5975wx_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_5995wx_firmware:cezannepi-fp6_1.0.0.6:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3100_firmware:comboam4pi_1.0.0.9:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3100_firmware:comboam4v2_pi_1.2.0.5:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3100_firmware:comboam4v2_pi_1.2.0.8:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3100_firmware:picassopi-fp5_1.0.0.e:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3100_firmware:renoirpi-fp6_1.0.0.7:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3300x_firmware:comboam4pi_1.0.0.9:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3300x_firmware:comboam4v2_pi_1.2.0.5:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3300x_firmware:comboam4v2_pi_1.2.0.8:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3300x_firmware:picassopi-fp5_1.0.0.e:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3300x_firmware:renoirpi-fp6_1.0.0.7:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3500_firmware:comboam4pi_1.0.0.9:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3500_firmware:comboam4v2_pi_1.2.0.5:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3500_firmware:comboam4v2_pi_1.2.0.8:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3500_firmware:picassopi-fp5_1.0.0.e:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3500_firmware:renoirpi-fp6_1.0.0.7:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3500x_firmware:comboam4pi_1.0.0.9:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3500x_firmware:comboam4v2_pi_1.2.0.5:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3500x_firmware:comboam4v2_pi_1.2.0.8:*:*:*:*:*:*:*
cpe:2.3:o:amd:ryzen_3500x_firmware:picassopi-fp5_1.0.0.e:*:*:*:*:*:*:*
+128 more

Affected products

Product	Versions
AMD · Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4	affected various
AMD · Ryzen™ 3000 Series Desktop Processors “Matisse” AM4	affected various
AMD · AMD Ryzen™ 5000 Series Desktop Processors “Vermeer” AM4	affected various
AMD · Ryzen™ 5000 Series Desktop processor with Radeon™ Graphics “Cezanne” AM4	affected Various
AMD · 3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT	affected various
AMD · Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS	affected various
AMD · Ryzen™ Threadripper™ PRO Processors “Chagall” WS	affected various
AMD · Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Dali”/”Dali” ULP	affected various
AMD · Athlon™ 3000 Series Mobile Processors with Radeon™ Graphics “Pollock”	affected various
AMD · Ryzen™ 2000 Series Mobile Processors “Raven Ridge” FP5	affected various
AMD · Ryzen™ 3000 Series Mobile processor, 2nd Gen AMD Ryzen™ Mobile Processors with Radeon™ Graphics “Picasso”	affected various
AMD · Ryzen™ 3000 Series Mobile Processors with Radeon™ Graphics “Renoir”	affected various
AMD · Ryzen™ 5000 Series Mobile Processors with Radeon™ Graphics “Lucienne”	affected various
AMD · Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Cezanne”	affected various

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD

⚠️ AMD Ryzen™ 2000 series Desktop Processors “Raven Ridge” AM4