CVE-2022-49587 Information

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.

Reference

https://git.kernel.org/stable/c/0f75343584ee474303e17efe0610bdd170af1d13 https://git.kernel.org/stable/c/55be873695ed8912eb77ff46d1d1cadf028bd0f3 https://git.kernel.org/stable/c/62e56cfeb2ae4b53ae9ca24c80f54093250ce64a https://git.kernel.org/stable/c/80d4d0c461674eea87f0977e12a2ecd334b9b79c https://git.kernel.org/stable/c/91e21df688f8a75255ca9c459da39ac96300113a https://git.kernel.org/stable/c/c1b85c5a34294f7444c13bf828e0e84b0a0eed85 https://git.kernel.org/stable/c/e9362a993886613ef0284c2a4911c6017c97d803 https://git.kernel.org/stable/c/fd6f1284e380c377932186042ff0b5c987fb2b92