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CVE-2022-49587

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CVE-2022-49587

Published: Feb 26, 2025

Modified: May 11, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_notsent_lowat. While reading sysctl_tcp_notsent_lowat, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.

VendorProductVersions

Linux

Linux

affected
c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 - < 91e21df688f8a75255ca9c459da39ac96300113a
affected
c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 - < c1b85c5a34294f7444c13bf828e0e84b0a0eed85
affected
c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 - < 0f75343584ee474303e17efe0610bdd170af1d13
affected
c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 - < e9362a993886613ef0284c2a4911c6017c97d803
affected
c9bee3b7fdecb0c1d070c7b54113b3bdfb9a3d36 - < fd6f1284e380c377932186042ff0b5c987fb2b92

+3 more versions

Linux

Linux

affected
3.12
unaffected
0 - < 3.12
unaffected
4.9.325 - <= 4.9.*
unaffected
4.14.290 - <= 4.14.*
unaffected
4.19.254 - <= 4.19.*

+5 more versions

References

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