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    Dashboard / CVE / CVE-2021-26346

    CVE-2021-26346

    Failure to validate the integer operand in ASP (AMD Secure Processor) bootloader may allow an attacker to introduce an integer overflow in the L2 directory table in SPI flash resulting in a potential denial of service.

    Published:Jan 10, 2023
    Last Modified:Apr 9, 2025
    EPS:Jan 10, 2023
    EPSS Score:0.00051
    CVSS Score:5.5

    Affected Products

    Vendor
    Amd
    Product
    Ryzen 3 3100
    Vendor
    Amd
    Product
    Ryzen 3 3100 Firmware
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    Amd
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    Ryzen 3 3200g
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    Ryzen 3 3200g Firmware
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    Ryzen 3 3200u
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    Ryzen 3 3200u Firmware
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    Ryzen 3 3250c
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    Ryzen 3 3250c Firmware
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    Ryzen 3 3250u
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    Amd
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    Ryzen 3 3250u Firmware
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    Amd
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    Ryzen 3 3300g
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    Amd
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    Ryzen 3 3300g Firmware
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    Amd
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    Ryzen 3 3300u
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    Ryzen 3 3300u Firmware
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    Ryzen 3 3300x
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    Ryzen 3 3300x Firmware
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    Ryzen 3 3350u
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    Ryzen 3 3350u Firmware
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    Ryzen 3 3450u
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    Ryzen 3 3450u Firmware
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    Ryzen 3 3500c
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    Ryzen 3 3500c Firmware
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    Ryzen 3 3500u
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    Ryzen 3 3500u Firmware
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    Ryzen 3 3550h
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    Ryzen 3 3550h Firmware
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    Ryzen 3 3580u
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    Ryzen 3 3580u Firmware
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    Ryzen 3 3700c
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    Ryzen 3 3700c Firmware
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    Ryzen 3 3700u
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    Ryzen 3 3700u Firmware
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    Ryzen 3 3750h
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    Ryzen 3 3750h Firmware
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    Ryzen 3 3780u
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    Ryzen 3 3780u Firmware
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    Ryzen 3 5125c
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    Ryzen 3 5125c Firmware
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    Ryzen 3 5300g
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    Ryzen 3 5300g Firmware
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    Ryzen 3 5300ge
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    Ryzen 3 5300ge Firmware
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    Ryzen 3 5300u
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    Ryzen 3 5300u Firmware
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    Ryzen 3 5400u
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    Ryzen 3 5400u Firmware
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    Ryzen 3 5425c
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    Ryzen 3 5425c Firmware
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    Ryzen 3 5425u
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    Ryzen 3 5425u Firmware
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    Ryzen 3 Pro 3200g
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    Ryzen 3 Pro 3200g Firmware
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    Ryzen 3 Pro 3200ge
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    Ryzen 3 Pro 3200ge Firmware
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    Ryzen 3 Pro 3300u
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    Ryzen 3 Pro 3300u Firmware
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    Ryzen 5 3400g
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    Ryzen 5 3400g Firmware
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    Ryzen 5 3450g
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    Ryzen 5 3500
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    Ryzen 5 3500 Firmware
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    Ryzen 5 3500c
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    Ryzen 5 3500c Firmware
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    Ryzen 5 3500u
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    Ryzen 5 3500x
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    Ryzen 5 3500x Firmware
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    Ryzen 5 3550h
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    Ryzen 5 3550h Firmware
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    Ryzen 5 3580u
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    Ryzen 5 3600
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    Ryzen 5 3600 Firmware
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    Ryzen 5 3600x
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    Ryzen 5 3600x Firmware
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    Ryzen 5 3600xt
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    Ryzen 5 3600xt Firmware
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    Ryzen 5 5500
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    Ryzen 5 5500 Firmware
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    Ryzen 5 5500u
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    Ryzen 5 5500u Firmware
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    Ryzen 5 5560u
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    Ryzen 5 5560u Firmware
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    Ryzen 5 5600
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    Ryzen 5 5600 Firmware
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    Ryzen 5 5600g
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    Ryzen 5 5600ge
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    Ryzen 5 5600ge Firmware
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    Ryzen 5 5600h
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    Ryzen 5 5600h Firmware
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    Ryzen 5 5600hs
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    Ryzen 5 5600u
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    Ryzen 5 5600x
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    Ryzen 5 5600x Firmware
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    Ryzen 5 5625c
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    Ryzen 5 5625c Firmware
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    Ryzen 5 5625u
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    Ryzen 5 5625u Firmware
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    Ryzen 5 5700g
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    Ryzen 5 5700g Firmware
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    Ryzen 5 5700ge
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    Ryzen 5 5700ge Firmware
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    Ryzen 5 Pro 3350g
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    Ryzen 5 Pro 3350g Firmware
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    Ryzen 5 Pro 3350ge
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    Ryzen 5 Pro 3350ge Firmware
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    Ryzen 5 Pro 3400g
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    Ryzen 5 Pro 3400g Firmware
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    Ryzen 5 Pro 3400ge
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    Ryzen 5 Pro 3400ge Firmware
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    Ryzen 5 Pro 3500u
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    Ryzen 5 Pro 3500u Firmware
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    Amd
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    Ryzen 7 3700c
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    Ryzen 7 3700c Firmware
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    Ryzen 7 3700u
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    Ryzen 7 3700u Firmware
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    Ryzen 7 3700x
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    Ryzen 7 3700x Firmware
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    Ryzen 7 3750h
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    Ryzen 7 3750h Firmware
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    Ryzen 7 3780u
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    Ryzen 7 3780u Firmware
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    Ryzen 7 3800x
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    Ryzen 7 5700g
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    Ryzen 7 5700g Firmware
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    Ryzen 7 5700ge
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    Ryzen 7 5700ge Firmware
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    Ryzen 7 5700u
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    Ryzen 7 5700u Firmware
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    Ryzen 7 5700x
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    Ryzen 7 5700x Firmware
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    Ryzen 7 5800
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    Ryzen 7 5800 Firmware
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    Ryzen 7 5800h
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    Ryzen 7 5800h Firmware
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    Ryzen 7 5800hs
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    Ryzen 7 5800hs Firmware
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    Ryzen 7 5800u
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    Ryzen 7 5800u Firmware
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    Ryzen 7 5800x
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    Ryzen 7 5800x3d
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    Ryzen 7 5800x3d Firmware
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    Ryzen 7 5800x Firmware
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    Ryzen 7 5825c
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    Ryzen 7 5825c Firmware
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    Ryzen 7 5825u
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    Ryzen 7 5825u Firmware
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    Ryzen 7 Pro 3700u
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    Ryzen 7 Pro 3700u Firmware
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    Ryzen 9 3900
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    Ryzen 9 3900 Firmware
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    Ryzen 9 3900x
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    Ryzen 9 3900x Firmware
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    Ryzen 9 3900xt
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    Ryzen 9 3900xt Firmware
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    Ryzen 9 3950x
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    Ryzen 9 3950x Firmware
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    Ryzen 9 5900
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    Ryzen 9 5900 Firmware
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    Ryzen 9 5900hs
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    Ryzen 9 5900hx
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    Ryzen 9 5900x
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    Ryzen 9 5900x Firmware
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    Ryzen 9 5950x
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    Ryzen 9 5950x Firmware
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    Ryzen 9 5980hs
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    Ryzen 9 5980hs Firmware
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    Ryzen 9 5980hx
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    Ryzen 9 5980hx Firmware
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    Ryzen Pro 3200g
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    Ryzen Pro 3200g Firmware
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    Ryzen Pro 3200ge
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    Ryzen Pro 3200ge Firmware
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    Ryzen Pro 3350g
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    Ryzen Pro 3350g Firmware
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    Ryzen Pro 3400g
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    Ryzen Pro 3400g Firmware
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    Ryzen Pro 3400ge
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    Ryzen Pro 3400ge Firmware
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    Ryzen Pro 3600
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    Ryzen Pro 3600 Firmware
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    Ryzen Pro 3700
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    Ryzen Pro 3700 Firmware
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    Ryzen Pro 3900
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    Ryzen Pro 3900 Firmware
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    Ryzen Pro 5350g
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    Ryzen Pro 5350g Firmware
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    Ryzen Pro 5350ge
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    Ryzen Pro 5350ge Firmware
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    Ryzen Pro 5650g
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    Ryzen Pro 5650g Firmware
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    Ryzen Pro 5650ge
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    Ryzen Pro 5650ge Firmware
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    Ryzen Pro 5750g
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    Ryzen Pro 5750g Firmware
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    Amd
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    Ryzen Pro 5750ge
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    Amd
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    Ryzen Pro 5750ge Firmware

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-190 Integer Overflow or Wraparound

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-92 Forced Integer Overflow

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    CVE-2022-23820 (CVSS 7.5) — Failure to validate the AMD SMM communication buffer may allow an attacker to corrupt the SMRAM potentially le…
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    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High