Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_ecn_fallback. While reading sysctl_tcp_ecn_fallback, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 4.2, < 5.15.56 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/12b8d9ca7e678abc48195294494f1815b555d658Patch
- https://git.kernel.org/stable/c/1ec3d6c2626ee6e1b36b7bd006873a271406ba61Patch
- https://git.kernel.org/stable/c/8bcf7339f2cf70ea4461df6ea045d1aadfabfa11Patch
FAQ
What is CVE-2022-49630?
CVE-2022-49630 is a vulnerability with a CVSS score of 4.7 (MEDIUM). In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_ecn_fallback. While reading sysctl_tcp_ecn_fallback, it can be changed concurrently. Thus, ...
How severe is CVE-2022-49630?
CVE-2022-49630 has been rated MEDIUM with a CVSS base score of 4.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-49630?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.