CVE-2021-47166

NFS: Don't corrupt the value of pg_bytes_written in nfs_do_recoalesce()

State: Published
Severity: Not scored
Published: Mar 25, 2024
Updated: May 11, 2026
Reserved: Mar 25, 2024

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.

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

Product	Versions
LinuxLinux	a7d42ddb3099727f58366fa006f850a219cce6c8 to before e8b8418ce14ae66ee55179901edd12191ab06a9eAffected a7d42ddb3099727f58366fa006f850a219cce6c8 to before b291baae24f876acd5a5dd57d0bb2bbac8a68b0cAffected a7d42ddb3099727f58366fa006f850a219cce6c8 to before c757c1f1e65d89429db1409429436cf40d47c008Affected a7d42ddb3099727f58366fa006f850a219cce6c8 to before 40f139a6d50c232c0d1fd1c5e65a845c62db0edeAffected a7d42ddb3099727f58366fa006f850a219cce6c8 to before 785917316b25685c9b3a2a88f933139f2de75e33Affected a7d42ddb3099727f58366fa006f850a219cce6c8 to before 7087db95c0a06ab201b8ebfac6a7ec1e34257997Affected a7d42ddb3099727f58366fa006f850a219cce6c8 to before 2fe1cac336b55a1f79e603e9ce3552c3623e90ebAffected a7d42ddb3099727f58366fa006f850a219cce6c8 to before 0d0ea309357dea0d85a82815f02157eb7fcda39fAffected
LinuxLinux	4.0Affected before 4.0Not affected 4.4.271 through 4.4.Not affected 4.9.271 through 4.9.Not affected 4.14.235 through 4.14.Not affected 4.19.193 through 4.19.Not affected 5.4.124 through 5.4.Not affected 5.10.42 through 5.10.Not affected 5.12.9 through 5.12.*Not affected 5.13 and laterNot affected

Product

Versions

LinuxLinux

a7d42ddb3099727f58366fa006f850a219cce6c8 to before e8b8418ce14ae66ee55179901edd12191ab06a9eAffected
a7d42ddb3099727f58366fa006f850a219cce6c8 to before b291baae24f876acd5a5dd57d0bb2bbac8a68b0cAffected
a7d42ddb3099727f58366fa006f850a219cce6c8 to before c757c1f1e65d89429db1409429436cf40d47c008Affected
a7d42ddb3099727f58366fa006f850a219cce6c8 to before 40f139a6d50c232c0d1fd1c5e65a845c62db0edeAffected
a7d42ddb3099727f58366fa006f850a219cce6c8 to before 785917316b25685c9b3a2a88f933139f2de75e33Affected
a7d42ddb3099727f58366fa006f850a219cce6c8 to before 7087db95c0a06ab201b8ebfac6a7ec1e34257997Affected
a7d42ddb3099727f58366fa006f850a219cce6c8 to before 2fe1cac336b55a1f79e603e9ce3552c3623e90ebAffected
a7d42ddb3099727f58366fa006f850a219cce6c8 to before 0d0ea309357dea0d85a82815f02157eb7fcda39fAffected

LinuxLinux

4.0Affected
before 4.0Not affected
4.4.271 through 4.4.*Not affected
4.9.271 through 4.9.*Not affected
4.14.235 through 4.14.*Not affected
4.19.193 through 4.19.*Not affected
5.4.124 through 5.4.*Not affected
5.10.42 through 5.10.*Not affected
5.12.9 through 5.12.*Not affected
5.13 and laterNot affected

References

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