CVE-2026-72418: Linux 6.19

Affected technology

Linux · 460c112e1d887b58b06b56e8e0230058906ff2c3 to before 000ac6830b56499d6b65fd91486ce6689eb02be4, 53bc0ac47f4f7621c991807bc90e01df49561ac8 to before cbe2d14a7c5b1fc71821fbfee5c4963917411e92, ca8b4d1d6304a84ce2016fa2fe9a114b9607b839 to before 3793d24de224943e0a6016bbeffb6f5c4cea2e3d, 8286c02fe9100330475331253fc590f047963f90 to before abef7f817217fcb62c11821d6b895063eadb2828, b29ddccf36946a90323486221f39e9f88cc01b8e to before ebfe8249ba79e4ff0f1e3aad8787b992ef27f026, 77ea3d8ac3d3d59b5ac9ad639e4ba107c0f2ff1e to before 329f2626ee5cb8fafdf6b58b624311529c57cb45, 69894e5b4c5e28cda5f32af33d4a92b7a4b93b0e to before be52572c6d55f677ba76869d3c63805c0d4891a3, 69894e5b4c5e28cda5f32af33d4a92b7a4b93b0e to before c8b6f36f766991e3ebebec6596daee4b04dcbc49, f85623af16b83615e5f64a9b19ae1d584805cb07, 5.10.248 to before 5.10.261, 5.15.198 to before 5.15.212, 6.1.160 to before 6.1.178, 6.6.120 to before 6.6.145, 6.12.63 to before 6.12.97, 6.18.2 to before 6.18.40, 6.17.13 to before 6.18
Linux

Linux · 6.19
Linux

Component: Not specified by the source
File: net/netfilter/nf_conncount.c

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 7.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.