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1.1 KiB
1.1 KiB
CVE-2025-38483
Description
In the Linux kernel, the following vulnerability has been resolved:comedi: das16m1: Fix bit shift out of boundsWhen checking for a supported IRQ number, the following test is used: /* only irqs 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, and 15 are valid */ if ((1 << it->options[1]) & 0xdcfc) {However, it->options[i] is an unchecked int value from userspace, sothe shift amount could be negative or out of bounds. Fix the test byrequiring it->options[1] to be within bounds before proceeding withthe original test.
POC
Reference
No PoCs from references.