CVE-2021-20321CWE-362

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

published February 18, 2022

CVSS
—
EPSS
0%
Percentile
11.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00216 · 11.5th percentile
Weakness
CWE-362 · Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Published
2022-02-18T17:50Z
EPSS history
Timeline
  • 18 FEB 17:50Z
    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
    cvelistv5