CVE-2025-21867: linux kernel from 5.18 (inclusive), before 6.1.130 (exclusive), from 6.2 (inclusive), before 6.6.80 (exclusive), from…

Affected technology

linux kernel · from 5.18 (inclusive), before 6.1.130 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.80 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.17 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.13.5 (exclusive)
linux

linux kernel · 6.14 · update rc1
linux

linux kernel · 6.14 · update rc2
linux

linux kernel · 6.14 · update rc3
linux

Linux · be3d72a2896cb24090f268dce4aa8a304d40bc23 to before f615fccfc689cb48977d275ac2e391297b52392b, be3d72a2896cb24090f268dce4aa8a304d40bc23 to before d56d8a23d95100b65f40438639dd82db2af81c11, be3d72a2896cb24090f268dce4aa8a304d40bc23 to before 972bafed67ca73ad9a56448384281eb5fd5c0ba3, be3d72a2896cb24090f268dce4aa8a304d40bc23 to before 1a9e1284e87d59b1303b69d1808d310821d6e5f7, be3d72a2896cb24090f268dce4aa8a304d40bc23 to before 6b3d638ca897e099fa99bd6d02189d3176f80a47
Linux

Linux · 5.18
Linux

SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.6 to before *
Siemens

SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.7 to before *
Siemens

SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.6 to before *
Siemens

SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.7 to before *
Siemens

SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.6 to before *
Siemens

SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.7 to before *
Siemens

Component: Not specified by the source
File: net/bpf/test_run.c

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

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.