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CVE-2022-49712usb: gadget: lpc32xx_udc: Fix refcount leak in lpc32xx_udc_probe
- 5.5MediumCVSS base score
- 0.26%Exploitation in 30 daysEPSS · top 82% 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: gadget: lpc32xx_udc: Fix refcount leak in lpc32xx_udc_probe of_parse_phandle() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak. of_node_put() will check NULL pointer.
Timeline
ID reserved
By Linux
Published
- 15 months later
· 15 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 |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 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)
- 0.26% · top 82% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
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 24a28e4283510dcd58890379a42b8a7d3201d9d3 – < d85e4e6284a91aa2d1ab004e9d84b9c09b4aa203
- affected 24a28e4283510dcd58890379a42b8a7d3201d9d3 – < 0ef6917c0524da5b88496b9706628ffef108b9bb
- affected 24a28e4283510dcd58890379a42b8a7d3201d9d3 – < 2a598da14856ead80c726b38ba426c68637d9211
- affected 24a28e4283510dcd58890379a42b8a7d3201d9d3 – < b75bddfcc18170ce8e3fb695a76ec2dec4ce0ea5
- affected 24a28e4283510dcd58890379a42b8a7d3201d9d3 – < 57901c658f77d9ea2e772f35cb38e47efb54c558
- affected 24a28e4283510dcd58890379a42b8a7d3201d9d3 – < 46da1e4a8b6329479433b2a4056941dfdd7f3efd
- affected 24a28e4283510dcd58890379a42b8a7d3201d9d3 – < 727c82d003e0ec64411fd1257a9a57de4ad7a99a
- affected 24a28e4283510dcd58890379a42b8a7d3201d9d3 – < 4757c9ade34178b351580133771f510b5ffcf9c8
- affected 3.5
- unaffected < 3.5
- unaffected 4.9.320 – ≤ 4.9.*
- unaffected 4.14.285 – ≤ 4.14.*
- unaffected 4.19.249 – ≤ 4.19.*
- unaffected 5.4.200 – ≤ 5.4.*
- unaffected 5.10.124 – ≤ 5.10.*
- unaffected 5.15.49 – ≤ 5.15.*
- unaffected 5.18.6 – ≤ 5.18.*
- unaffected 5.19 – ≤ *
References
References8
- https://git.kernel.org/stable/c/d85e4e6284a91aa2d1ab004e9d84b9c09b4aa203 (opens in a new tab)
- https://git.kernel.org/stable/c/0ef6917c0524da5b88496b9706628ffef108b9bb (opens in a new tab)
- https://git.kernel.org/stable/c/2a598da14856ead80c726b38ba426c68637d9211 (opens in a new tab)
- https://git.kernel.org/stable/c/b75bddfcc18170ce8e3fb695a76ec2dec4ce0ea5 (opens in a new tab)
- https://git.kernel.org/stable/c/57901c658f77d9ea2e772f35cb38e47efb54c558 (opens in a new tab)
- https://git.kernel.org/stable/c/46da1e4a8b6329479433b2a4056941dfdd7f3efd (opens in a new tab)
- https://git.kernel.org/stable/c/727c82d003e0ec64411fd1257a9a57de4ad7a99a (opens in a new tab)
- https://git.kernel.org/stable/c/4757c9ade34178b351580133771f510b5ffcf9c8 (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-2022-54523 (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-2022-49712)Record last updated .