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Status published
Unknown
CVE-2022-49601
tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept. While reading sysctl_tcp_fwmark_accept, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://git.kernel.org/stable/c/13207f9485b5de68decf296ceb0046f5eabb2485
- https://git.kernel.org/stable/c/45fc82706a97242539d6b841ddd7a077ec20757b
- https://git.kernel.org/stable/c/abf70de2ec026ae8d7da4e79bec61888a880e00b
- https://git.kernel.org/stable/c/a7386602a2fe2f6192477e8ede291a815da09d81
- https://git.kernel.org/stable/c/d4f65615db7fca3df9f7e79eadf937e6ddb03c54
- https://git.kernel.org/stable/c/bf3134feffe61b7a0e21f60a04743f8da0958b53
- https://git.kernel.org/stable/c/526d8cf8824f613c72dba2155542295e70135f62
- https://git.kernel.org/stable/c/1a0008f9df59451d0a17806c1ee1a19857032fa8
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Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
84f39b08d7868ce10eeaf640627cb89777f0ae93, 3.16, 0, 4.9.325, 4.14.290, 4.19.254, 5.4.208, 5.10.134, 5.15.58, 5.18.15, 5.19
Timeline
Official Publish:
February 26th, 2025
Last Modified:
May 11th, 2026
Added to House:
July 21st, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.