CVE-2025-40074

In the Linux kernel, the following vulnerability has been resolved: ipv4: start using dst_dev_rcu() Change icmpv4_xrlim_allow(), ip_defrag() to prevent possible UAF. Change ipmr_prepare_xmit(), ipmr_queue_fwd_xmit(), ip_mr_output(), ipv4_neigh_lookup() to use lockdep enabled dst_dev_rcu().

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/684efb2c86c887685f9aa65e1a21b3df6c1f822d
https://git.kernel.org/stable/c/6ad8de3cefdb6ffa6708b21c567df0dbf82c43a8
https://git.kernel.org/stable/c/923e0734c386984d45de508528a7a7ad91d791cc
https://git.kernel.org/stable/c/e150f273cd8ed34ebc6d03758aad95c12fc58337

Configurations

No configuration.

History

No history.

Information

Published : 2025-10-28 12:15

Updated : 2026-09-14 12:17

NVD link : CVE-2025-40074

Mitre link : CVE-2025-40074

CVE.ORG link : CVE-2025-40074

JSON object : View

Products Affected

No product.

CWE

No CWE.

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