CVE-2021-26382

An attacker with root account privileges can load any legitimately signed firmware image into the Audio Co-Processor (ACP,) irrespective of the respective signing key being declared as usable for authenticating an ACP firmware image, potentially resulting in a denial of service.

• amd ryzen 7 5700g firmware (< comboam4 v2 pi 1.2.0.6c) • amd ryzen 7 5700ge firmware (< comboam4 v2 pi 1.2.0.6c) • amd ryzen 5 5600g firmware (< comboam4 v2 pi 1.2.0.6c) • amd ryzen 5 5600ge firmware (< comboam4 v2 pi 1.2.0.6c) • amd ryzen 3 5300g firmware (< comboam4 v2 pi 1.2.0.6c) • amd ryzen 3 5300ge firmware (< comboam4 v2 pi 1.2.0.6c) • amd ryzen 9 5980hx firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 9 5980hs firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 7 5825u firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 9 5900hx firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 9 5900hs firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 7 5825c firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 7 5800h firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 5 5625u firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 7 5800hs firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 5 5625c firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 5 5600h firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 5 5600hs firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 7 5800u firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 5 5600u firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 5 5560u firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 3 5425u firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 3 5425c firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 3 5400u firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 3 5125c firmware (< cezannepi-fp6 1.0.0.9) • amd ryzen 3 3200u firmware (< renoirpi-fp6 1.0.0.7) • amd ryzen 3 3250u firmware (< renoirpi-fp6 1.0.0.7) • amd ryzen 3 3300u firmware (< renoirpi-fp6 1.0.0.7) • amd ryzen 5 3500u firmware (< renoirpi-fp6 1.0.0.7) • amd ryzen 5 3550h firmware (< renoirpi-fp6 1.0.0.7) • amd ryzen 5 3580u firmware (< renoirpi-fp6 1.0.0.7) • amd ryzen 7 3700u firmware (< renoirpi-fp6 1.0.0.7) • amd ryzen 7 pro 3700u firmware (< renoirpi-fp6 1.0.0.7) • amd ryzen 7 3750h firmware (< renoirpi-fp6 1.0.0.7) • amd ryzen 7 3780u firmware (< renoirpi-fp6 1.0.0.7)