CVE-2025-38143

MEDIUM EPSS 6.2%
Published Jul 3, 202512mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jul 3, 2025 12mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: backlight: pm8941: Add NULL check in wled_configure() devm_kasprintf() returns NULL when memory allocation fails. Currently, wled_configure() does not check for this case, which results in a NULL pointer dereference. Add NULL check after devm_kasprintf() to prevent this issue.

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
6.2% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel*≥5.0  –  <5.10.239
linuxlinux_kernel*≥5.11  –  <5.15.186
linuxlinux_kernel*≥5.16  –  <6.1.142
linuxlinux_kernel*≥6.2  –  <6.6.94
linuxlinux_kernel*≥6.7  –  <6.12.34
linuxlinux_kernel*≥6.13  –  <6.15.3
debiandebian_linux11.0any

References 9

  • git.kernel.org https://git.kernel.org/stable/c/1be2000b703b02e149f8f2061054489f6c18c972
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/21528806560510458378ea52c37e35b0773afaea
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4a715be3fe80b68fa55cb3569af3d294be101626
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6a56446595730a5e3f06a30902e23cb037d28146
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9d06ac32c202142da40904180f2669ed4f5073ac
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e12d3e1624a02706cdd3628bbf5668827214fa33
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fde314445332015273c8f51d2659885c606fe135
    Patch
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
    Third Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
    Third Party Advisory

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/1be2000b703b02e149f8f2061054489f6c18c972
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/21528806560510458378ea52c37e35b0773afaea
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4a715be3fe80b68fa55cb3569af3d294be101626
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6a56446595730a5e3f06a30902e23cb037d28146
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/9d06ac32c202142da40904180f2669ed4f5073ac
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/e12d3e1624a02706cdd3628bbf5668827214fa33
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fde314445332015273c8f51d2659885c606fe135
    Patch