Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: riscv: Flush the current CPU’s ICache before flushing other CPUs. On SiFive Unmatched, I recently encountered the following bug during bootup: 0.000000 ftrace: allocating 36610 entries in 144 pages 0.000000 Oops – illegal...

The vulnerability of the ipi_remote_fence_i() function in the arch/riscv/mm/cacheflush.c module on RISC-V architecture processors in the Linux operating system allows a hacker to trigger a service failure.

The vulnerability of the ipiremotefencei function in the arch/riscv/mm/cacheflush.c module on RISC-V architecture processors in Linux operating systems is related to improper resource management. Exploiting this vulnerability could allow an attacker to cause a service failure...