CVE-2025-68766 – irqchip/mchp-eic: Fix error code in mchp_eic_domain_alloc()

CVE ID : CVE-2025-68766

Published : Jan. 5, 2026, 9:44 a.m. | 42 minutes ago

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

irqchip/mchp-eic: Fix error code in mchp_eic_domain_alloc()

If irq_domain_translate_twocell() sets “hwirq” to >= MCHP_EIC_NIRQ (2) then
it results in an out of bounds access.

The code checks for invalid values, but doesn’t set the error code. Return
-EINVAL in that case, instead of returning success.

Severity: 0.0 | NA

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