CVE-2022-49949
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: firmware_loader: Fix memory leak in firmware upload In the case of firmware-upload, an instance of struct fw_upload is allocated in firmware_upload_register(). This data needs to be freed in fw_dev_release(). Create a new fw_upload_free() function in sysfs_upload.c to handle the firmware-upload specific memory frees and incorporate the missing kfree call for the fw_upload structure.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedJun 18, 2025
First seenJun 18, 2025
How to fix
Update
- linux linux_kernel5.19.8 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.19 ≤ v < 5.19.8, 6.0 | 5.19.8 |
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