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.
| Reporter | Title | Published | Views | Family All 403 |
|---|---|---|---|---|
 | CVE-2021-20321 | 18 Feb 202218:15 | – | attackerkb |
 | Amazon Linux 2 : kernel (ALAS-2021-1719) | 5 Nov 202100:00 | – | nessus |
| Amazon Linux 2 : kernel (ALASKERNEL-5.10-2022-007) | 2 May 202200:00 | – | nessus |
| Amazon Linux 2 : kernel (ALASKERNEL-5.4-2022-027) | 21 Jul 202200:00 | – | nessus |
| Amazon Linux 2 : kernel (ALASKERNEL-5.4-2022-029) | 21 Jul 202200:00 | – | nessus |
| Amazon Linux 2 : kernel (ALASKERNEL-5.4-2022-031) | 22 Jul 202200:00 | – | nessus |
| Amazon Linux 2 : kernel (ALASKERNEL-5.4-2025-099) | 13 May 202500:00 | – | nessus |
| Amazon Linux 2 : microvm-kernel (ALASMICROVM-KERNEL-4.14-2023-001) | 27 Sep 202300:00 | – | nessus |
| AlmaLinux 8 : kernel (ALSA-2021:5227) | 11 Mar 202200:00 | – | nessus |
| CentOS 8 : kernel (CESA-2021:5227) | 31 Dec 202100:00 | – | nessus |
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04 Mar 2022 08:00Current
7.2High risk
Vulners AI Score7.2
CVSS 3.14.7
CVSS 24.7
EPSS0.00216