Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: x86/resctrl: Fixed the allocation of the cleanest CLOSID on platforms without monitors. Commit: 6eac36bb9eb0 “x86/resctrl: Allocate the cleanest CLOSID by searching for the CLOSID with the fewest dirty cache lines” Added logic th...

CVE-2025-38049

CVE-2025-38049 (Linux kernel) : In x86 resctrl, allocation of the cleanest CLOSID could dereference NULL on platforms without LLC occupancy counters, causing a NULL pointer dereference when creating a new control group. The issue arises from code that searched for the CLOSID with the fewest dirty...