UnratedFix available
scsi: snic: Fix possible UAF in snic_tgt_create()
Type: advisorySources: OSV
In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix possible UAF in snic_tgt_create() Smatch reports a warning as follows: drivers/scsi/snic/snic_disc.c:307 snic_tgt_create() warn: '&tgt->list' not removed from list If device_add() fails in snic_tgt_create(), tgt will be freed, but tgt->list will not be removed from snic->disc.tgt_list, then list traversal may cause UAF. Remove from snic->disc.tgt_list before free().
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 4.14.303, 4.19.270, 4.9.337, 5.10.163, 5.15.86, 5.4.229, 6.0.16, 6.1.2
- CVEs
- CVE-2022-50840
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 4 Nov 2026, 17:26 UTC · Revision 1
Source evidence
scsi: snic: Fix possible UAF in snic_tgt_create()
core-osv · Original sourcePublished 30 Dec 2025, 12:10 UTC
In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix possible UAF in snic_tgt_create() Smatch reports a warning as follows: drivers/scsi/snic/snic_disc.c:307 snic_tgt_create() warn: '&tgt->list' not removed from list If device_add() fails in snic_tgt_create(), tgt will be freed, but tgt->list will not be removed from snic->disc.tgt_list, then list traversal may cause UAF. Remove from snic->disc.tgt_list before free().
osv:CVE-2022-50840
Kernel
Fixed versions: 4.9.337, 4.14.303, 4.19.270, 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2
Complete source record
{
"id": "854db4c49af8cc3e751ba8cf8662cc9f0597a656971aeea89323bb6874fe8209",
"url": "https://osv.dev/vulnerability/CVE-2022-50840",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "scsi: snic: Fix possible UAF in snic_tgt_create()",
"summary": "In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fix possible UAF in snic_tgt_create() Smatch reports a warning as follows: drivers/scsi/snic/snic_disc.c:307 snic_tgt_create() warn: '&tgt->list' not removed from list If device_add() fails in snic_tgt_create(), tgt will be freed, but tgt->list will not be removed from snic->disc.tgt_list, then list traversal may cause UAF. Remove from snic->disc.tgt_list before free().",
"evidence": "osv:CVE-2022-50840",
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],
"modified": "2026-10-28T02:30:37.761078618Z",
"provider": "osv",
"references": [
"https://git.kernel.org/stable/c/1895e908b3ae66a5312fd1b2cdda2da82993dca7",
"https://git.kernel.org/stable/c/3007f96ca20c848d0b1b052df6d2cb5ae5586e78",
"https://git.kernel.org/stable/c/3772319e40527e6a5f2ec1d729e01f271d818f5c",
"https://git.kernel.org/stable/c/4141cd9e8b3379aea52a85d2c35f6eaf26d14e86",
"https://git.kernel.org/stable/c/6866154c23fba40888ad6d554cccd4bf2edb755e",
"https://git.kernel.org/stable/c/ad27f74e901fc48729733c88818e6b96c813057d",
"https://git.kernel.org/stable/c/c7f0f8dab1ae5def57c1a8a9cafd6fabe1dc27cc",
"https://git.kernel.org/stable/c/e118df492320176af94deec000ae034cc92be754",
"https://git.kernel.org/stable/c/f9d8b8ba0f1a16cde0b1fc9e80466df76b6db8ff",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50840.json",
"https://nvd.nist.gov/vuln/detail/CVE-2022-50840",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
],
"provider_metadata": {
"cna_assigner": "Linux",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50840.json"
}
},
"related_cves": [
{
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"evidence": "/id"
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],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 505314,
"published_at": "2025-12-30T12:10:59.066+00:00"
}