description: A race condition was found in the way the Linux kernel's memory subsystem handled the copy-on-write (COW) breakage of private read-only shared memory mappings. This flaw allows an unprivileged, local user to gain write access to read-only memory mappings, increasing their privileges on the system.
problem types: CWE-362
affected:
{
product: Linux kernel
vendor: n/a
versions:
status: affected, version: Linux kernel 5.16 onwards
}