A race condition accessing file object in the Linux kernel OverlayFS subsystem was found in the way users do rename in specific way with OverlayFS. A local user could use this flaw to crash the system.
[
{
"product": "kernel",
"vendor": "n/a",
"versions": [
{
"status": "affected",
"version": "kernel 5.15-rc5"
}
]
}
]