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CVE-2025-38144

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

Description (CNA)

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 (CNA)

Vendor / productVersions
Linux / Linuxaffected c284153a2c5537db4fec51ac850c17d2eb1ffcfe before 57f7a1da0ec06d8579accaf77762d0128d13e4af; affected c284153a2c5537db4fec51ac850c17d2eb1ffcfe before a4e2401438a26131ecff9be6a3a1d4cbfea66f9a
Linux / Linuxaffected 6.15; unaffected 0 before 6.15; unaffected 6.15.3 through 6.15.*; unaffected 6.16 through *

CWE

No CWE identifiers supplied.

References