Race condition within a thread in Linux kernel - CVE-2022-49572
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104840
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49572
CWE-ID: CWE-366
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to corrupt data.
The vulnerability exists due to a data race within the tcp_cwnd_validate() function in net/ipv4/tcp_output.c. A local user can corrupt data.
How to mitigate CVE-2022-49572
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/0e3f82a03ec8c3808e87283e12946227415706c9
- https://git.kernel.org/stable/c/369d99c2b89f54473adcf9acdf40ea562b5a6e0e
- https://git.kernel.org/stable/c/3b26e11b07a09b31247688bec61e2925d4a571b6
- https://git.kernel.org/stable/c/41aeba4506f6b70ec7500c6fe202731a4ba29fe5
- https://git.kernel.org/stable/c/4845b5713ab18a1bb6e31d1fbb4d600240b8b691
- https://git.kernel.org/stable/c/68b6f9506747d507c7bfa374d178929b4157e8c6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.15