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THREAT OPS › Threat News › [NVD] CVE-2026-53384 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: serial: 8250_dw: unregister 8250 port if clk_notifier_register() fails dw8250_probe() registers the 8250 port via serial8250_register_8250_port() and then, if the device has a clock, registers a clock notifier.

[NVD] CVE-2026-53384 (CRITICAL 9.8) — In the Linux kernel, the following vulnerability has been resolved: serial: 8250_dw: unregister 8250 port if clk_notifier_register() fails dw8250_probe() registers the 8250 port via serial8250_register_8250_port() and then, if the device has a clock, registers a clock notifier.

mednvdPublished 2026-07-19

CVE-2026-53384 CVSS: 9.8 CRITICAL Published: 2026-07-19T12:16:49.263

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

serial: 8250_dw: unregister 8250 port if clk_notifier_register() fails

dw8250_probe() registers the 8250 port via serial8250_register_8250_port() and then, if the device has a clock, registers a clock notifier. If clk_notifier_register() fails, probe returns t

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-53384