Description

In the Linux kernel, the following vulnerability has been resolved: vrf: use RCU protection in l3mdev_l3_out() l3mdev_l3_out() can be called without RCU being held: raw_sendmsg() ip_push_pending_frames() ip_send_skb() ip_local_out() __ip_local_out() l3mdev_ip_out() Add rcu_read_lock() / rcu_read_unlock() pair to avoid a potential UAF.

INFO

Published Date :

2025-02-27T02:18:29.014Z

Last Modified :

2025-11-03T20:59:34.647Z

Source :

Linux
AFFECTED PRODUCTS

The following products are affected by CVE-2025-21791 vulnerability.

Vendors Products
Linux
  • Linux Kernel
REFERENCES

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-21791.

URL Resource
https://git.kernel.org/stable/c/022cac1c693add610ae76ede03adf4d9d5a2cf21 cve-icon cve-icon
https://git.kernel.org/stable/c/20a3489b396764cc9376e32a9172bee26a89dc3b cve-icon cve-icon
https://git.kernel.org/stable/c/5bb4228c32261d06e4fbece37ec3828bcc005b6b cve-icon cve-icon
https://git.kernel.org/stable/c/6ccaa5797f5362a2aad6baa6ddaf4715ac2dd51e cve-icon cve-icon
https://git.kernel.org/stable/c/6d0ce46a93135d96b7fa075a94a88fe0da8e8773 cve-icon cve-icon
https://git.kernel.org/stable/c/7b81425b517accefd46bee854d94954f5c57e019 cve-icon cve-icon
https://git.kernel.org/stable/c/c40cb5c03e37552d6eff963187109e2c3f78ef6f cve-icon cve-icon
https://git.kernel.org/stable/c/c7574740be8ce68a57d0aece24987b9be2114c3c cve-icon cve-icon
https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html cve-icon
https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html cve-icon
https://lore.kernel.org/linux-cve-announce/2025022609-CVE-2025-21791-6074@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2025-21791 cve-icon
https://www.cve.org/CVERecord?id=CVE-2025-21791 cve-icon
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