CVE-2021-26363
MEDIUMCVSS 4.4/10EPSS 0.21%
Last modified
CVE-2021-26363 is a medium-severity vulnerability rated 4.4/10 on the CVSS scale. A malicious or compromised UApp or ABL could potentially change the value that the ASP uses for its reserved DRAM, to one outside of the fenced area, potentially leading to data exposure.. EPSS estimates a 0.21% chance of exploitation in the next 30 days.
Description
A malicious or compromised UApp or ABL could potentially change the value that the ASP uses for its reserved DRAM, to one outside of the fenced area, potentially leading to data exposure.
Metrics
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Amd | Radeon Software | All versions |
| Amd | Ryzen 3 3100 Firmware | All versions |
| Amd | Ryzen 3 3300g Firmware | All versions |
| Amd | Ryzen 3 3300x Firmware | All versions |
| Amd | Ryzen 3 5400u Firmware | All versions |
| Amd | Ryzen 9 5900hs Firmware | All versions |
| Amd | Ryzen 9 5900hx Firmware | All versions |
| Amd | Ryzen 9 5980hs Firmware | All versions |
| Amd | Ryzen 9 5980hx Firmware | All versions |
| Amd | Ryzen 3 5125c Firmware | All versions |
| Amd | Ryzen 3 5425c Firmware | All versions |
| Amd | Ryzen 7 3700x Firmware | All versions |
| Amd | Ryzen 9 3900x Firmware | All versions |
| Amd | Ryzen 9 3950x Firmware | All versions |
| Amd | Ryzen 7 3800x Firmware | All versions |
| Amd | Ryzen 3 5425u Firmware | All versions |
| Amd | Ryzen 5 3400g Firmware | All versions |
| Amd | Ryzen 7 5800h Firmware | All versions |
| Amd | Ryzen 7 5800hs Firmware | All versions |
| Amd | Ryzen 7 5800u Firmware | All versions |
| Amd | Ryzen 7 5825c Firmware | All versions |
| Amd | Ryzen 7 5825u Firmware | All versions |
| Amd | Ryzen 5 3450g Firmware | All versions |
| Amd | Ryzen 5 3600 Firmware | All versions |
| Amd | Ryzen 5 3600x Firmware | All versions |
| Amd | Ryzen 5 5560u Firmware | All versions |
| Amd | Ryzen 5 5600h Firmware | All versions |
| Amd | Ryzen 5 5600u Firmware | All versions |
| Amd | Ryzen 5 5600hs Firmware | All versions |
| Amd | Ryzen 5 5600x Firmware | All versions |
| Amd | Ryzen 5 5625c Firmware | All versions |
| Amd | Ryzen 5 5625u Firmware | All versions |
| Amd | Ryzen 5 5700g Firmware | All versions |
| Amd | Ryzen 5 5700ge Firmware | All versions |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-26363?
A malicious or compromised UApp or ABL could potentially change the value that the ASP uses for its reserved DRAM, to one outside of the fenced area, potentially leading to data exposure.
How severe is CVE-2021-26363?
CVE-2021-26363 has a CVSS score of 4.4/10 (MEDIUM severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.
How do I fix CVE-2021-26363?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
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Are you affected by CVE-2021-26363?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST