A flaw was found in the Linux kernel. An index buffer overflow during Direct IO write leading to the NFS client to crash. In some cases, a reach out of the index after one memory allocation by kmalloc will cause a kernel panic. The highest threat from this vulnerability is to data confidentiality and system availability.
Source: MITRE
Published: 2021-06-02
Updated: 2023-02-12
Type: CWE-787
Base Score: 3.6
Vector: AV:L/AC:L/Au:N/C:P/I:N/A:P
Impact Score: 4.9
Exploitability Score: 3.9
Severity: LOW
Base Score: 6
Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:H
Impact Score: 5.2
Exploitability Score: 0.8
Severity: MEDIUM