CVE-2022-49919 – Netfilter NF Tables Use-After-Free Vulnerability

The following table lists the changes that have been made to the
CVE-2022-49919 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution
of a vulnerability, and for identifying the most recent changes that may
impact the vulnerability’s severity, exploitability, or other characteristics.

  • New CVE Received
    by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    May. 01, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved:

    netfilter: nf_tables: release flow rule object from commit path

    No need to postpone this to the commit release path, since no packets
    are walking over this object, this is accessed from control plane only.
    This helped uncovered UAF triggered by races with the netlink notifier.

    Added Reference https://git.kernel.org/stable/c/26b5934ff4194e13196bedcba373cd4915071d0e
    Added Reference https://git.kernel.org/stable/c/4ab6f96444e936f5e4a936d5c0bc948144bcded3
    Added Reference https://git.kernel.org/stable/c/6044791b7be707fd0e709f26e961a446424e5051
    Added Reference https://git.kernel.org/stable/c/74fd5839467054cd9c4d050614d3ee8788386171
    Added Reference https://git.kernel.org/stable/c/b2d7a92aff0fbd93c29d2aa6451fb99f050e2c4e
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