A malicious or compromised UApp or ABL may coerce the bootloader into corrupting…
Priority LOW 27Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- None · High · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA.
Summary
A malicious or compromised UApp or ABL may coerce the bootloader into corrupting arbitrary memory potentially leading to loss of integrity of data.
Why it matters now
EPSS 0.00239 15th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| AMD | Ryzen™ Series | various | — | No fix listed | CNA |
| AMD | Athlon™ Series | various | — | No fix listed | CNA |
- Ryzen™ Series VendorAMD Affected various Fixed in — No fix listed CNA
- Athlon™ Series VendorAMD Affected various Fixed in — No fix listed CNA
CPE configurations NVD · 74
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:amd:ryzen_5_2600_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_2600:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_5_2600x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_2600x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_5_2700x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_2700x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_5_2700_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_2700:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_5_3600_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_3600:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
- cpe:2.3:o:amd:ryzen_5_2600_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_2600:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_5_2600x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_2600x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_5_2700x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_2700x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_5_2700_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_2700:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_5_3600_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_3600:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
Show 64 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:amd:ryzen_5_3600x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_3600x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_7_3700x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_7_3700x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_7_3800x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_7_3800x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_9_3900x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_9_3900x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_9_3950x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_9_3950x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_9_5950x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_9_5950x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_9_5900x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_9_5900x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_7_5800x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_7_5800x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_7_5700g_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_7_5700g:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_7_5700ge_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_7_5700ge:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_5_5600g_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_5600g:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_5_5600x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_5600x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_5_5600ge_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_5600ge:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_3_5300g_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_3_5300g:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_3_5300ge_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_3_5300ge:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_threadripper_2990wx_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_threadripper_2990wx:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_threadripper_2970wx_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_threadripper_2970wx:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_threadripper_2950x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_threadripper_2950x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_threadripper_2920x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_threadripper_2920x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_threadripper_3970x_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_threadripper_3970x:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_threadripper_pro_5995wx_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_threadripper_pro_5995wx:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_threadripper_pro_5975wx_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_threadripper_pro_5975wx:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_threadripper_pro_5965wx_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_threadripper_pro_5965wx:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_threadripper_pro_5955wx_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_threadripper_pro_5955wx:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_threadripper_pro_5945wx_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_threadripper_pro_5945wx:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_7_3750h_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_7_3750h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_7_3700u_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_7_3700u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_5_3550h_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_3550h:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_5_3500u_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_5_3500u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_3_3300u_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_3_3300u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:ryzen_3_3200u_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:ryzen_3_3200u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
| cpe:2.3:o:amd:athlon_300u_firmware:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | AMD |
| cpe:2.3:h:amd:athlon_300u:-:*:*:*:*:*:*:* | not specified by NVD | Running on | AMD |
- cpe:2.3:o:amd:ryzen_5_3600x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_3600x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_7_3700x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_7_3700x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_7_3800x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_7_3800x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_9_3900x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_9_3900x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_9_3950x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_9_3950x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_9_5950x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_9_5950x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_9_5900x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_9_5900x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_7_5800x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_7_5800x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_7_5700g_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_7_5700g:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_7_5700ge_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_7_5700ge:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_5_5600g_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_5600g:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_5_5600x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_5600x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_5_5600ge_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_5600ge:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_3_5300g_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_3_5300g:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_3_5300ge_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_3_5300ge:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_threadripper_2990wx_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_threadripper_2990wx:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_threadripper_2970wx_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_threadripper_2970wx:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_threadripper_2950x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_threadripper_2950x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_threadripper_2920x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_threadripper_2920x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_threadripper_3970x_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_threadripper_3970x:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_threadripper_pro_5995wx_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_threadripper_pro_5995wx:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_threadripper_pro_5975wx_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_threadripper_pro_5975wx:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_threadripper_pro_5965wx_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_threadripper_pro_5965wx:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_threadripper_pro_5955wx_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_threadripper_pro_5955wx:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_threadripper_pro_5945wx_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_threadripper_pro_5945wx:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_7_3750h_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_7_3750h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_7_3700u_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_7_3700u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_5_3550h_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_3550h:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_5_3500u_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_5_3500u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_3_3300u_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_3_3300u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:ryzen_3_3200u_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:ryzen_3_3200u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
- cpe:2.3:o:amd:athlon_300u_firmware:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·AMD
- cpe:2.3:h:amd:athlon_300u:-:*:*:*:*:*:*:* Versions not specified by NVD Running on ·AMD
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2021-26390
- 2026-10-03 Alias added: GHSA-rrm7-mqj7-wfrw
References
Sources
- CVE-2021-26390 · CVE Program
- CVE-2021-26390 · NVD
- FIRST EPSS
- GHSA-rrm7-mqj7-wfrw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences