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Ubuntu: (CVE-2021-47166): linux vulnerability

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Ubuntu: (CVE-2021-47166): linux vulnerability

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
03/25/2024
Created
11/21/2024
Added
11/19/2024
Modified
02/11/2025

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.

Solution(s)

  • ubuntu-upgrade-linux
  • ubuntu-upgrade-linux-aws
  • ubuntu-upgrade-linux-aws-5-4
  • ubuntu-upgrade-linux-aws-fips
  • ubuntu-upgrade-linux-aws-hwe
  • ubuntu-upgrade-linux-azure
  • ubuntu-upgrade-linux-azure-4-15
  • ubuntu-upgrade-linux-azure-5-4
  • ubuntu-upgrade-linux-azure-fips
  • ubuntu-upgrade-linux-bluefield
  • ubuntu-upgrade-linux-fips
  • ubuntu-upgrade-linux-gcp
  • ubuntu-upgrade-linux-gcp-4-15
  • ubuntu-upgrade-linux-gcp-5-4
  • ubuntu-upgrade-linux-gcp-fips
  • ubuntu-upgrade-linux-gkeop
  • ubuntu-upgrade-linux-hwe
  • ubuntu-upgrade-linux-hwe-5-4
  • ubuntu-upgrade-linux-kvm
  • ubuntu-upgrade-linux-oracle
  • ubuntu-upgrade-linux-oracle-5-4
  • ubuntu-upgrade-linux-raspi
  • ubuntu-upgrade-linux-raspi-5-4

References

  • https://attackerkb.com/topics/cve-2021-47166
  • CVE - 2021-47166
  • https://git.kernel.org/stable/c/0d0ea309357dea0d85a82815f02157eb7fcda39f
  • https://git.kernel.org/stable/c/2fe1cac336b55a1f79e603e9ce3552c3623e90eb
  • https://git.kernel.org/stable/c/40f139a6d50c232c0d1fd1c5e65a845c62db0ede
  • https://git.kernel.org/stable/c/7087db95c0a06ab201b8ebfac6a7ec1e34257997
  • https://git.kernel.org/stable/c/785917316b25685c9b3a2a88f933139f2de75e33
  • https://git.kernel.org/stable/c/b291baae24f876acd5a5dd57d0bb2bbac8a68b0c
  • https://git.kernel.org/stable/c/c757c1f1e65d89429db1409429436cf40d47c008
  • https://git.kernel.org/stable/c/e8b8418ce14ae66ee55179901edd12191ab06a9e
  • https://www.cve.org/CVERecord?id=CVE-2021-47166
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