CVE-2025-38143

Published: July 3, 2025Last modified: July 3, 2025

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.

Status

References

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