VulnerabilityModified
CVE-2021-26362
A malicious or compromised UApp or ABL may be used by an attacker to issue a malformed system call which results in mapping sensitive System Management Network (SMN) registers leading to a loss of integrity and availability.
HIGH 7.1EPSS 0.21%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.21%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A malicious or compromised UApp or ABL may be used by an attacker to issue a malformed system call which results in mapping sensitive System Management Network (SMN) registers leading to a loss of integrity and availability.
- CVSS 3.1
- 7.1 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
- EPSS
- 0.21% probability · 12th percentile
- CISA KEV
- Not listed
- Affected
- amd/radeon software · amd/ryzen 3 2200u firmware · amd/ryzen 3 2300u firmware · amd/ryzen 3 5125c firmware · amd/ryzen 3 5400u firmware · amd/athlon 3050ge firmware · amd/athlon 3150ge firmware · amd/athlon 3150g firmware · amd/ryzen 3 5425c firmware · amd/ryzen 3 5425u firmware · amd/ryzen 5 2500u firmware · amd/ryzen 5 2600 firmware · amd/ryzen 5 2600h firmware · amd/ryzen 5 2600x firmware · amd/ryzen 5 5560u firmware · amd/ryzen 5 5600h firmware · amd/ryzen 5 5600hs firmware · amd/ryzen 5 5600u firmware · amd/ryzen 5 5600x firmware · amd/ryzen 5 5625c firmware · +16 more
- Source
- psirt@amd.com
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.