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THREAT OPS › Threat News › [NVD] CVE-2025-21864 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: tcp: drop secpath at the same time as we currently drop dst Xiumei reported hitting the WARN in xfrm6_tunnel_net_exit while running tests that boil down to: - create a pair of netns - run a basic TCP test ove

[NVD] CVE-2025-21864 (HIGH 7.8) — In the Linux kernel, the following vulnerability has been resolved: tcp: drop secpath at the same time as we currently drop dst Xiumei reported hitting the WARN in xfrm6_tunnel_net_exit while running tests that boil down to: - create a pair of netns - run a basic TCP test ove

lownvdPublished 2025-03-12

CVE-2025-21864 CVSS: 7.8 HIGH Published: 2025-03-12T10:15:19.520

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

tcp: drop secpath at the same time as we currently drop dst

Xiumei reported hitting the WARN in xfrm6_tunnel_net_exit while running tests that boil down to: - create a pair of netns - run a basic TCP test over ipcomp6 - delete the pair of netns

The xfrm_state

Indicators of compromise

CVE-2025-21864cve

Original source: https://nvd.nist.gov/vuln/detail/CVE-2025-21864