CVE-2025-68188
tcp: use dst_dev_rcu() in tcp_fastopen_active_disable_ofo_check()
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
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.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Dec 16, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
cf1ef3f0719b4dcb74810ed507e2a2540f9811b4 < bc2b881a0896c111c1041d8bb1f92a3b3873ace5 cf1ef3f0719b4dcb74810ed507e2a2540f9811b4 < 06da08d9355bf8e2070459bbedbe372ccc02cc0e cf1ef3f0719b4dcb74810ed507e2a2540f9811b4 < b62a59c18b692f892dcb8109c1c2e653b2abc95c
Linux / Linux
4.12