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CVE-2022-49752
device property: fix of node refcount leak in fwnode_graph_get_next_endpoint()
Medium5.5EPSS 0.21%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: device property: fix of node refcount leak in fwnode_graph_get_next_endpoint() The 'parent' returned by fwnode_graph_get_port_parent() with refcount incremented when 'prev' is not NULL, it needs be put when finish using it. Because the parent is const, introduce a new variable to store the returned fwnode, then put it before returning from fwnode_graph_get_next_endpoint().
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)
- 0.21% · top 89% of all CVEs (6 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
- CWE-noinfo Not enough information
Affected products
- affected 91b31ca76300fd36d5049c5879e68dfb3edc7a5c – < e0472947bead3af94cc968ce35fc0414803a2f65
- affected b5b41ab6b0c1bb70fe37a0d193006c969e3b5909 – < 7701a4bd45c11f9a289d8f262fad05705a012339
- affected b5b41ab6b0c1bb70fe37a0d193006c969e3b5909 – < e75485fc589ec729cc182aa9b41dfb6c15ae6f6e
- affected b5b41ab6b0c1bb70fe37a0d193006c969e3b5909 – < 39af728649b05e88a2b40e714feeee6451c3f18e
- affected 5.15
- unaffected < 5.15
- unaffected 5.15.91 – ≤ 5.15.*
- unaffected 6.1.9 – ≤ 6.1.*
- unaffected 6.2 – ≤ *
References (4)
- https://git.kernel.org/stable/c/e0472947bead3af94cc968ce35fc0414803a2f65 (opens in a new tab)
- https://git.kernel.org/stable/c/7701a4bd45c11f9a289d8f262fad05705a012339 (opens in a new tab)
- https://git.kernel.org/stable/c/e75485fc589ec729cc182aa9b41dfb6c15ae6f6e (opens in a new tab)
- https://git.kernel.org/stable/c/39af728649b05e88a2b40e714feeee6451c3f18e (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)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2022-49752)Record last updated .