medium4.7
CVE-2022-49585
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_fastopen_blackhole_timeout.
Impact
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix data-races around sysctl_tcp_fastopen_blackhole_timeout. While reading sysctl_tcp_fastopen_blackhole_timeout, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 4.12 before 5.10.134 from 5.11 before 5.15.58 from 5.16 before 5.18.15 Version 5.19 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/021266ec640c7a4527e6cd4b7349a512b351de1d
- https://git.kernel.org/stable/c/0dc2f19d8c2636cebda7976b5ea40c6d69f0d891
- https://git.kernel.org/stable/c/8afa5604e295046c02b79ccf9e2bbbf8d969d60e
- https://git.kernel.org/stable/c/a77a75a0e7f397550ab039f96115103e78dd5c69