U.S. flag   An official website of the United States government
Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock (Dot gov) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.

CVE-2021-47166 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: NFS: Don't corrupt the value of pg_bytes_written in nfs_do_recoalesce() The value of mirror->pg_bytes_written should only be updated after a successful attempt to flush out the requests on the list.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 3.x Severity and Vector Strings:

NIST CVSS score
NIST: NVD
Base Score:  5.5 MEDIUM
Vector:  CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving NIST webspace. We have provided these links to other web sites because they may have information that would be of interest to you. No inferences should be drawn on account of other sites being referenced, or not, from this page. There may be other web sites that are more appropriate for your purpose. NIST does not necessarily endorse the views expressed, or concur with the facts presented on these sites. Further, NIST does not endorse any commercial products that may be mentioned on these sites. Please address comments about this page to nvd@nist.gov.

Hyperlink Resource
https://git.kernel.org/stable/c/0d0ea309357dea0d85a82815f02157eb7fcda39f Patch 
https://git.kernel.org/stable/c/0d0ea309357dea0d85a82815f02157eb7fcda39f Patch 
https://git.kernel.org/stable/c/2fe1cac336b55a1f79e603e9ce3552c3623e90eb Patch 
https://git.kernel.org/stable/c/2fe1cac336b55a1f79e603e9ce3552c3623e90eb Patch 
https://git.kernel.org/stable/c/40f139a6d50c232c0d1fd1c5e65a845c62db0ede Patch 
https://git.kernel.org/stable/c/40f139a6d50c232c0d1fd1c5e65a845c62db0ede Patch 
https://git.kernel.org/stable/c/7087db95c0a06ab201b8ebfac6a7ec1e34257997 Patch 
https://git.kernel.org/stable/c/7087db95c0a06ab201b8ebfac6a7ec1e34257997 Patch 
https://git.kernel.org/stable/c/785917316b25685c9b3a2a88f933139f2de75e33 Patch 
https://git.kernel.org/stable/c/785917316b25685c9b3a2a88f933139f2de75e33 Patch 
https://git.kernel.org/stable/c/b291baae24f876acd5a5dd57d0bb2bbac8a68b0c Patch 
https://git.kernel.org/stable/c/b291baae24f876acd5a5dd57d0bb2bbac8a68b0c Patch 
https://git.kernel.org/stable/c/c757c1f1e65d89429db1409429436cf40d47c008 Patch 
https://git.kernel.org/stable/c/c757c1f1e65d89429db1409429436cf40d47c008 Patch 
https://git.kernel.org/stable/c/e8b8418ce14ae66ee55179901edd12191ab06a9e Patch 
https://git.kernel.org/stable/c/e8b8418ce14ae66ee55179901edd12191ab06a9e Patch 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-787 Out-of-bounds Write cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
From (including)
4.0
Up to (excluding)
4.4.271
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
From (including)
4.5
Up to (excluding)
4.9.271
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
From (including)
4.10
Up to (excluding)
4.14.235
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
From (including)
4.15
Up to (excluding)
4.19.193
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
From (including)
4.20
Up to (excluding)
5.4.124
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
From (including)
5.5
Up to (excluding)
5.10.42
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
   Show Matching CPE(s)
From (including)
5.11
Up to (excluding)
5.12.9
 cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*
   Show Matching CPE(s)
 cpe:2.3:o:linux:linux_kernel:5.13:rc3:*:*:*:*:*:*
   Show Matching CPE(s)

Denotes Vulnerable Software
Are we missing a CPE here? Please let us know.

Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-47166
NVD Published Date:
03/25/2024
NVD Last Modified:
03/17/2025
Source:
kernel.org