CVE-2022-50276

MEDIUM EPSS 4.2%
Published Sep 15, 20259mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Sep 15, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
4.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 5

VendorProductVersionRange
linuxlinux_kernel*≥5.0  –  <5.4.229
linuxlinux_kernel*≥5.5  –  <5.10.163
linuxlinux_kernel*≥5.11  –  <5.15.86
linuxlinux_kernel*≥5.16  –  <6.0.16
linuxlinux_kernel*≥6.1  –  <6.1.2

References 6

  • git.kernel.org https://git.kernel.org/stable/c/104bb8a663451404a26331263ce5b96c34504049
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/279af90e65cbdb3e5c4519b0043324d7876bc5ec
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5beadb55f4e36fafe5d6df5dcd5f85d803f3f134
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8ea68b4e3fa9392ef9dae303abc8735a033c280f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b8131efb89d9f837c9244f900f0fc2699fd1181d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d21534ab4fd7883e1c8037a76671d4e8b6ea14cb
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/104bb8a663451404a26331263ce5b96c34504049
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/279af90e65cbdb3e5c4519b0043324d7876bc5ec
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5beadb55f4e36fafe5d6df5dcd5f85d803f3f134
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/8ea68b4e3fa9392ef9dae303abc8735a033c280f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b8131efb89d9f837c9244f900f0fc2699fd1181d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d21534ab4fd7883e1c8037a76671d4e8b6ea14cb
    Patch