CVE-2022-50276
Medium
Description
In the Linux kernel, the following vulnerability has been resolved: power: supply: fix null pointer dereferencing in power_supply_get_battery_info when kmalloc() fail to allocate memory in kasprintf(), propname will be NULL, strcmp() called by of_get_property() will cause null pointer dereference. So return ENOMEM if kasprintf() return NULL pointer.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedSep 15, 2025
First seenSep 15, 2025
Weakness typeCWE-476NULL pointer dereference
How to fix
Update
- linux linux_kernel5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2 or later
Patches
- git.kernel.org/stable/c/104bb8a663451404a26331263ce5b96c34504049
- git.kernel.org/stable/c/279af90e65cbdb3e5c4519b0043324d7876bc5ec
- git.kernel.org/stable/c/5beadb55f4e36fafe5d6df5dcd5f85d803f3f134
- git.kernel.org/stable/c/8ea68b4e3fa9392ef9dae303abc8735a033c280f
- git.kernel.org/stable/c/b8131efb89d9f837c9244f900f0fc2699fd1181d
- git.kernel.org/stable/c/d21534ab4fd7883e1c8037a76671d4e8b6ea14cb
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | 5.0 ≤ v < 5.4.229, 5.5 ≤ v < 5.10.163, 5.11 ≤ v < 5.15.86, 5.16 ≤ v < 6.0.16, 6.1 ≤ v < 6.1.2 | 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2 |
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