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CVE-2022-49587

tcp: Fix a data-race around sysctl_tcp_notsent_lowat.

CVSS 4.7 MEDIUMEPSS 0.2%CWE-362
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.
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected products
Linux · Linux

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References
https://git.kernel.org/stable/c/0f75343584ee474303e17efe0610bdd170af1d13https://git.kernel.org/stable/c/55be873695ed8912eb77ff46d1d1cadf028bd0f3https://git.kernel.org/stable/c/62e56cfeb2ae4b53ae9ca24c80f54093250ce64ahttps://git.kernel.org/stable/c/80d4d0c461674eea87f0977e12a2ecd334b9b79chttps://git.kernel.org/stable/c/91e21df688f8a75255ca9c459da39ac96300113ahttps://git.kernel.org/stable/c/c1b85c5a34294f7444c13bf828e0e84b0a0eed85https://git.kernel.org/stable/c/e9362a993886613ef0284c2a4911c6017c97d803https://git.kernel.org/stable/c/fd6f1284e380c377932186042ff0b5c987fb2b92