# Time-of-check time-of-use race condition in AMD Radeon™ RX 5000 Series Graphics Products and others

CVE record · `CVE-2023-20548`

- **Identifiers:** `CVE-2023-20548`
- **State:** Confirmed
- **Severity:** CVSS 7.1 High
- **Critical:** No
- **CNA:** AMD
- **Weakness (CWE):** [CWE-367](https://cwe.mitre.org/data/definitions/367.html)
- **Tags:** [Race condition](https://agentprime.io/advisories/tag/race-condition.md)
- **Technologies:** [AMD Radeon™ RX 5000 Series Graphics Products](https://agentprime.io/advisories/technology/amd-radeontm-rx-5000-series-graphics-products.md) · [AMD Radeon™ PRO W5000 Series Graphics Products](https://agentprime.io/advisories/technology/amd-radeontm-pro-w5000-series-graphics-products.md) · [AMD Radeon™ VII](https://agentprime.io/advisories/technology/amd-radeontm-vii.md) · [AMD Radeon™ PRO VII](https://agentprime.io/advisories/technology/amd-radeontm-pro-vii.md) · [AMD Instinct™ MI210](https://agentprime.io/advisories/technology/amd-instincttm-mi210.md) · [AMD Instinct™ MI250](https://agentprime.io/advisories/technology/amd-instincttm-mi250.md) · [AMD Instinct™ MI300X](https://agentprime.io/advisories/technology/amd-instincttm-mi300x.md) · [AMD Instinct™ MI300A](https://agentprime.io/advisories/technology/amd-instincttm-mi300a.md)
- **Published:** 11 Feb 2026
- **Updated:** 11 Feb 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: AMD) at 11 Feb 2026, 14:35 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: AMD. Product: AMD Radeon™ RX 5000 Series Graphics Products.
  - unaffected: `AMD Software: Adrenalin Edition 25.6.1 (25.10.13.01), AMD Software: PRO Edition 25.Q2 (25.10.10)`
  - Other versions: affected
- Vendor: AMD. Product: AMD Radeon™ PRO W5000 Series Graphics Products.
  - unaffected: `AMD Software: Adrenalin Edition 25.6.1 (25.10.13.01), AMD Software: PRO Edition 25.Q2 (25.10.10)`
  - Other versions: affected
- Vendor: AMD. Product: AMD Radeon™ VII.
  - unaffected: `No fix planned`
  - Other versions: affected
- Vendor: AMD. Product: AMD Radeon™ PRO VII.
  - unaffected: `No fix planned`
  - Other versions: affected
- Vendor: AMD. Product: AMD Instinct™ MI210.
  - unaffected: `ROCm 6.2`
  - Other versions: affected
- Vendor: AMD. Product: AMD Instinct™ MI250.
  - unaffected: `ROCm 6.2`
  - Other versions: affected
- Vendor: AMD. Product: AMD Instinct™ MI300X.
  - unaffected: `ROCm 6.2`
  - Other versions: affected
- Vendor: AMD. Product: AMD Instinct™ MI300A.
  - unaffected: `ROCm 6.2`
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 7.1 High, CVSS 4.0: `CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:L/VI:H/VA:L/SC:L/SI:H/SA:L`, from CNA (AMD)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0011, the 1st percentile, on 6 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 11 Feb 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2023-20548](https://www.cve.org/CVERecord?id=CVE-2023-20548)
- [NVD: CVE-2023-20548](https://nvd.nist.gov/vuln/detail/CVE-2023-20548)

### References from the CNA

- <https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-6024.html>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2023-20548>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2023-20548/>. Everything for agents: <https://agentprime.io/llms.txt>.