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Status published
Unknown
CVE-2025-68188
tcp: use dst_dev_rcu() in tcp_fastopen_active_disable_ofo_check()
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: tcp: use dst_dev_rcu() in tcp_fastopen_active_disable_ofo_check() Use RCU to avoid a pair of atomic operations and a potential UAF on dst_dev()->flags.
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.
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Affected Vendor
Linux
View all reports →Affected Software
Linux
Vulnerable Versions:
cf1ef3f0719b4dcb74810ed507e2a2540f9811b4, 4.12, 0, 6.12.58, 6.17.8, 6.18
Timeline
Official Publish:
December 16th, 2025
Last Modified:
May 11th, 2026
Added to House:
July 22nd, 2026
CVSS Vectors
No vector data available
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.