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CVE-2021-47409
usb: dwc2: check return value after calling platform_get_resource()
Medium5.5EPSS 0.24%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: usb: dwc2: check return value after calling platform_get_resource() It will cause null-ptr-deref if platform_get_resource() returns NULL, we need check the return value.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Analyzed | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.24% · top 84% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
- affected 348becdcc3196addbe882e8a10451744e489e389 – < 4b7f4a0eb92bf37bea4cd838c7f83ea42823ca8b
- affected 348becdcc3196addbe882e8a10451744e489e389 – < a7182993dd8e09f96839ddc3ac54f9b37370d282
- affected 348becdcc3196addbe882e8a10451744e489e389 – < 8b9c1c33e51d0959f2aec573dfbac0ffd3f5c0b7
- affected 348becdcc3196addbe882e8a10451744e489e389 – < 2754fa3b73df7d0ae042f3ed6cfd9df9042f6262
- affected 348becdcc3196addbe882e8a10451744e489e389 – < 337f00a0bc62d7cb7d10ec0b872c79009a1641df
- affected 348becdcc3196addbe882e8a10451744e489e389 – < 856e6e8e0f9300befa87dde09edb578555c99a82
- affected 4.11
- unaffected < 4.11
- unaffected 4.14.250 – ≤ 4.14.*
- unaffected 4.19.210 – ≤ 4.19.*
- unaffected 5.4.152 – ≤ 5.4.*
- unaffected 5.10.72 – ≤ 5.10.*
- unaffected 5.14.11 – ≤ 5.14.*
- unaffected 5.15 – ≤ *
References (6)
- https://git.kernel.org/stable/c/4b7f4a0eb92bf37bea4cd838c7f83ea42823ca8b (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/a7182993dd8e09f96839ddc3ac54f9b37370d282 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/8b9c1c33e51d0959f2aec573dfbac0ffd3f5c0b7 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/2754fa3b73df7d0ae042f3ed6cfd9df9042f6262 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/337f00a0bc62d7cb7d10ec0b872c79009a1641df (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/856e6e8e0f9300befa87dde09edb578555c99a82 (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2021-47409)Record last updated .