CVE-2025-68188

CVE-2025-68188

published December 16, 2025

CVSS
—
EPSS
0%
Percentile
9.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00201 · 9.5th percentile
Published
2025-12-16T19:15Z
References (4)
https://git.kernel.org/stable/c/06da08d9355bf8e2070459bbedbe372ccc02cc0e · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b62a59c18b692f892dcb8109c1c2e653b2abc95c · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bc2b881a0896c111c1041d8bb1f92a3b3873ace5 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e61dfd906ad027a4ade1f89e5fe706a3fcd52527 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS history
Timeline
  • 16 DEC 13:43Z
    tcp: use dst_dev_rcu() in tcp_fastopen_active_disable_ofo_check()
    cvelistv5