CVE-2021-47166

Medium

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.

SeverityMedium
CVSS5.5
Exploit probability—
ProductLinux Kernel
PublishedMar 25, 2024
First seenMar 25, 2024

How to fix

Update
  • linux linux_kernel4.4.271, 4.9.271, 4.14.235, 4.19.193, 5.4.124, 5.10.42, 5.12.9 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernel4.0 ≤ v < 4.4.271, 4.5 ≤ v < 4.9.271, 4.10 ≤ v < 4.14.235, 4.15 ≤ v < 4.19.193, 4.20 ≤ v < 5.4.124, 5.5 ≤ v < 5.10.42, 5.11 ≤ v < 5.12.9, 5.134.4.271, 4.9.271, 4.14.235, 4.19.193, 5.4.124, 5.10.42, 5.12.9

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CVE-2021-47166 · Linux Kernel · Dark Radar