CVE-2026-52920: linux kernel from 2.6.17 (inclusive), before 5.10.258 (exclusive), from 5.11 (inclusive), before 5.15.209 (exclusive)…

Affected technology

linux kernel · from 2.6.17 (inclusive), before 5.10.258 (exclusive)
linux

linux kernel · from 5.11 (inclusive), before 5.15.209 (exclusive)
linux

linux kernel · from 5.16 (inclusive), before 6.1.175 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.141 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.91 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.33 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 7.0.10 (exclusive)
linux

linux kernel · 7.1 · update rc1
linux

Linux · c4b885139203d37f76662c37ae645fe8e0f4e4e5 to before eb323f7b82d2e2f638de0cc2a177803eb20e0707, c4b885139203d37f76662c37ae645fe8e0f4e4e5 to before fc1c518bb1f054831ecabb32da9b8e1dff9699c6, c4b885139203d37f76662c37ae645fe8e0f4e4e5 to before f98b7f85e04b40e28b08c461ded0cc79f14f5509, c4b885139203d37f76662c37ae645fe8e0f4e4e5 to before 82664d0f1ba25e4f9a71994954abae24c60f4067, c4b885139203d37f76662c37ae645fe8e0f4e4e5 to before b130a6eefa02bd4d475f2f059da8bcfb3e7d18d9, c4b885139203d37f76662c37ae645fe8e0f4e4e5 to before 938867e870fb5471bb16f442aeac81326e05bf65, c4b885139203d37f76662c37ae645fe8e0f4e4e5 to before 392cc1d8408b5665215c1e9290bbf0f92339b043, c4b885139203d37f76662c37ae645fe8e0f4e4e5 to before 4b2b4d7d4e203c92db8966b163edfacb1f0e1e29
Linux

Linux · 2.6.17
Linux

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

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

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 8.3/10) rates confidentiality and availability impact as high; integrity impact as low. The description does not specify what an attacker can achieve beyond these rated impacts.