CVE-2025-40133 The advisory has been revoked - it doesn't affect any version of package rtla  (opens in a new tab)


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EPSS
0.48% (39th percentile)

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  • Snyk IDSNYK-ALMALINUX10-RTLA-15274707
  • published13 Feb 2026
  • disclosed9 Feb 2026

Introduced: 9 Feb 2026

CVE-2025-40133  (opens in a new tab)

Amendment

The AlmaLinux security team deemed this advisory irrelevant for AlmaLinux:10.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rtla package and not the rtla package as distributed by AlmaLinux.

In the Linux kernel, the following vulnerability has been resolved:

mptcp: Use __sk_dst_get() and dst_dev_rcu() in mptcp_active_enable().

mptcp_active_enable() is called from subflow_finish_connect(), which is icsk->icsk_af_ops->sk_rx_dst_set() and it's not always under RCU.

Using sk_dst_get(sk)->dev could trigger UAF.

Let's use __sk_dst_get() and dst_dev_rcu().