CVE-2022-50165

MEDIUM EPSS 9.8%
Published Jun 18, 20251y ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jun 18, 2025 1y ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: wifi: wil6210: debugfs: fix uninitialized variable use in `wil_write_file_wmi()` Commit 7a4836560a61 changes simple_write_to_buffer() with memdup_user() but it forgets to change the value to be returned that came from simple_write_to_buffer() call. It results in the following warning: warning: variable 'rc' is uninitialized when used here [-Wuninitialized] return rc; ^~ Remove rc variable and just return the passed in length if the memdup_user() succeeds.

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
9.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-908

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel*≥3.17  –  <4.14.291
linuxlinux_kernel*≥4.15  –  <4.19.256
linuxlinux_kernel*≥4.20  –  <5.4.211
linuxlinux_kernel*≥5.5  –  <5.10.137
linuxlinux_kernel*≥5.11  –  <5.15.61
linuxlinux_kernel*≥5.16  –  <5.18.18
linuxlinux_kernel*≥5.19  –  <5.19.2

References 8

  • git.kernel.org https://git.kernel.org/stable/c/409bd72e544fdf4809ea0dac337bb5a1f11a25a9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/52b11a48cf073e0aab923ae809a765d756cecf13
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/689e5caf63e99e15d2f485ec297c1bf9243e0e28
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6c5fee83bdbeffe8d607d1ab125122a75f40bd1a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b13c84e877d7a3095bacb14665db304b2c00e95f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c9fde3a44da566d8929070ab6bda4f0dfa9955d0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d4742c886043b69d2d058bfde3998ef333b66595
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d578e0af3a003736f6c440188b156483d451b329
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/409bd72e544fdf4809ea0dac337bb5a1f11a25a9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/52b11a48cf073e0aab923ae809a765d756cecf13
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/689e5caf63e99e15d2f485ec297c1bf9243e0e28
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6c5fee83bdbeffe8d607d1ab125122a75f40bd1a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/b13c84e877d7a3095bacb14665db304b2c00e95f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c9fde3a44da566d8929070ab6bda4f0dfa9955d0
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d4742c886043b69d2d058bfde3998ef333b66595
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d578e0af3a003736f6c440188b156483d451b329
    Patch