CVE-2025-38144

Summary

In the Linux kernel, the following vulnerability has been resolved:

watchdog: lenovo_se30_wdt: Fix possible devm_ioremap() NULL pointer dereference in lenovo_se30_wdt_probe()

devm_ioremap() returns NULL on error. Currently, lenovo_se30_wdt_probe() does not check for this case, which results in a NULL pointer dereference.

Add NULL check after devm_ioremap() to prevent this issue.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxc284153a2c5537db4fec51ac850c17d2eb1ffcfe < 57f7a1da0ec06d8579accaf77762d0128d13e4afaffected
LinuxLinuxc284153a2c5537db4fec51ac850c17d2eb1ffcfe < a4e2401438a26131ecff9be6a3a1d4cbfea66f9aaffected
LinuxLinux6.15affected
LinuxLinux0 < 6.15unaffected
LinuxLinux6.15.3 <= 6.15.*unaffected
LinuxLinux6.16 <= *unaffected

Weaknesses

References