In the Linux kernel, the following vulnerability has been resolved:
pcmcia: Fix a NULL pointer dereference in _iodynfindioregion()
In _iodynfindioregion(), pcmciamakeresource() is assigned to res and used in pcibusallocresource(). There is a dereference of res in pcibusallocresource(), which could lead to a NULL pointer dereference on failure of pcmciamakeresource().
Fix this bug by adding a check of res.
{
"cna_assigner": "Linux",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/39xxx/CVE-2025-39846.json"
}