CVEvulnerability
CVE-2022-50276
5.5 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2025-09-15
- Last modified
- 2026-06-17
- Assigner
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-476
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.
Affected configurations
• linux linux kernel (>= 5.0 < 5.4.229)
• linux linux kernel (>= 5.5 < 5.10.163)
• linux linux kernel (>= 5.11 < 5.15.86)
• linux linux kernel (>= 5.16 < 6.0.16)
• linux linux kernel (>= 6.1 < 6.1.2)
Related
Weakness · CWE (1)
- CWE-476 NULL Pointer Dereference weakness
References
- https://git.kernel.org/stable/c/104bb8a663451404a26331263ce5b96c34504049 Patch
- https://git.kernel.org/stable/c/279af90e65cbdb3e5c4519b0043324d7876bc5ec Patch
- https://git.kernel.org/stable/c/5beadb55f4e36fafe5d6df5dcd5f85d803f3f134 Patch
- https://git.kernel.org/stable/c/8ea68b4e3fa9392ef9dae303abc8735a033c280f Patch
- https://git.kernel.org/stable/c/b8131efb89d9f837c9244f900f0fc2699fd1181d Patch
- https://git.kernel.org/stable/c/d21534ab4fd7883e1c8037a76671d4e8b6ea14cb Patch