UnratedFix available
video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup
Type: advisorySources: OSV
In the Linux kernel, the following vulnerability has been resolved: video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup 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.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 4.14.283, 4.19.247, 4.9.318, 5.10.121, 5.15.46, 5.17.14, 5.18.3, 5.4.198
- CVEs
- CVE-2022-49421
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 6 Nov 2026, 03:05 UTC · Revision 1
Source evidence
video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup
core-osv · Original sourcePublished 26 Feb 2025, 02:12 UTC
In the Linux kernel, the following vulnerability has been resolved: video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup 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.
osv:CVE-2022-49421
Kernel
Fixed versions: 4.9.318, 4.14.283, 4.19.247, 5.4.198, 5.10.121, 5.15.46, 5.17.14, 5.18.3
Complete source record
{
"id": "dc915be0154f96646b7fb3d3f51dd06d791dc243f5f8efa7582038117a9949f9",
"url": "https://osv.dev/vulnerability/CVE-2022-49421",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup",
"summary": "In the Linux kernel, the following vulnerability has been resolved: video: fbdev: clcdfb: Fix refcount leak in clcdfb_of_vram_setup 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.",
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"modified": "2026-10-28T02:30:46.442213766Z",
"provider": "osv",
"references": [
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"https://git.kernel.org/stable/c/38d245cebf545338a6bc1c7762023de3fbecd7b7",
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"https://git.kernel.org/stable/c/c1c4405222b6fc98c16e8c2aa679c14e41d81465",
"https://git.kernel.org/stable/c/f2dfb4ab887d67be7d0892ba041d3c8d738d3356",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49421.json",
"https://nvd.nist.gov/vuln/detail/CVE-2022-49421",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
],
"provider_metadata": {
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"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49421.json"
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},
"related_cves": [
{
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"evidence": "/id"
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],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 514461,
"published_at": "2025-02-26T02:12:44.79+00:00"
}