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CVE-2022-50153usb: host: Fix refcount leak in ehci_hcd_ppc_of_probe
- 5.5MediumCVSS base score
- 0.19%Exploitation in 30 daysEPSS · top 91% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: usb: host: Fix refcount leak in ehci_hcd_ppc_of_probe of_find_compatible_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when done. Add missing of_node_put() to avoid refcount leak.
Timeline
ID reserved
By Linux
Published
- 11 months later
· 11 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
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)
- 0.19% · top 91% of all CVEs (13 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected 796bcae7361c28cf825780f6f1aac9dd3411394e – < b9c4a480cb0ada07154debf681454cbb55e30b59
- affected 796bcae7361c28cf825780f6f1aac9dd3411394e – < 038453b17fe30ea38f0f3c916e2ae2b7f8cef84e
- affected 796bcae7361c28cf825780f6f1aac9dd3411394e – < 8cbc3870ff356366842af3228dd8e7bc278e5edd
- affected 796bcae7361c28cf825780f6f1aac9dd3411394e – < 585d22a5624ef2b540c337665c72fea8cd33db50
- affected 796bcae7361c28cf825780f6f1aac9dd3411394e – < c0a4b454486b23bb4d94ce49f490830ecc354040
- affected 796bcae7361c28cf825780f6f1aac9dd3411394e – < 8e51a512c1079109bec4c80915e647692d583e79
- affected 796bcae7361c28cf825780f6f1aac9dd3411394e – < 3a50c917c67dd0bc39c14de4a8b75a1d50fdce66
- affected 796bcae7361c28cf825780f6f1aac9dd3411394e – < b5c5b13cb45e2c88181308186b0001992cb41954
- affected 2.6.29
- unaffected < 2.6.29
- unaffected 4.14.291 – ≤ 4.14.*
- unaffected 4.19.256 – ≤ 4.19.*
- unaffected 5.4.211 – ≤ 5.4.*
- unaffected 5.10.137 – ≤ 5.10.*
- unaffected 5.15.61 – ≤ 5.15.*
- unaffected 5.18.18 – ≤ 5.18.*
- unaffected 5.19.2 – ≤ 5.19.*
- unaffected 6.0 – ≤ *
References
References8
- https://git.kernel.org/stable/c/b9c4a480cb0ada07154debf681454cbb55e30b59 (opens in a new tab)
- https://git.kernel.org/stable/c/038453b17fe30ea38f0f3c916e2ae2b7f8cef84e (opens in a new tab)
- https://git.kernel.org/stable/c/8cbc3870ff356366842af3228dd8e7bc278e5edd (opens in a new tab)
- https://git.kernel.org/stable/c/585d22a5624ef2b540c337665c72fea8cd33db50 (opens in a new tab)
- https://git.kernel.org/stable/c/c0a4b454486b23bb4d94ce49f490830ecc354040 (opens in a new tab)
- https://git.kernel.org/stable/c/8e51a512c1079109bec4c80915e647692d583e79 (opens in a new tab)
- https://git.kernel.org/stable/c/3a50c917c67dd0bc39c14de4a8b75a1d50fdce66 (opens in a new tab)
- https://git.kernel.org/stable/c/b5c5b13cb45e2c88181308186b0001992cb41954 (opens in a new tab)
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)
- EUVD EUVD-2022-55418 (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://cveledger.app/cve/CVE-2022-50153)Record last updated .