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Fixed

LIN1022-36722 : Security Advisory - linux - CVE-2026-97503

Created: Oct 8, 2026    Updated: Oct 13, 2026
Resolved Date: Oct 9, 2026
Found In Version: 10.22.33.2
Fix Version: 10.22.33.11
Severity: Standard
Applicable for: Wind River Linux LTS 22
Component/s: Kernel

Description

In the Linux kernel, the following vulnerability has been resolved:  genirq/proc: Size interrupt directory names for 10-digit interrupt numbers  /proc/irq/<n>/ directory names are built in `char name[10]` buffers with `sprintf(name, "%u", irq)`.  Ten-digit IRQ numbers already need 11 bytes including the trailing NUL, and current sparse-IRQ configurations allow interrupt numbers in that range.  Size the temporary name buffer for the current decimal form and switch to bounded formatting when creating or removing the proc entry.