CVE-2026-43216: linux kernel from 4.0 (inclusive), before 6.18.16 (exclusive), from 6.19 (inclusive), before 6.19.6 (exclusive), 7.0 ·…

Affected technology

linux kernel · from 4.0 (inclusive), before 6.18.16 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.6 (exclusive)
linux

linux kernel · 7.0 · update rc1
linux

Linux · b245be1f4db1a0394e4b6eb66059814b46670ac3 to before 4839cbda8f13e99ce2bb3b593f5cc3288415684b, b245be1f4db1a0394e4b6eb66059814b46670ac3 to before 3709d73ace37e9aaebb688f5a5cf706d74350b64, b245be1f4db1a0394e4b6eb66059814b46670ac3 to before cf7599116c4c0082fd25cb1bf0254631da0ed06e, b245be1f4db1a0394e4b6eb66059814b46670ac3 to before cd2463ec60f0d6e460078037c86f9d0947ee1ff6, b245be1f4db1a0394e4b6eb66059814b46670ac3 to before c770217044d9cbe16a1f7c385cf080ed06a2fc04, b245be1f4db1a0394e4b6eb66059814b46670ac3 to before f3e4cceafad27c9363c33622732f86722846ec6f, b245be1f4db1a0394e4b6eb66059814b46670ac3 to before e4c6efb3b70ff87f1df99efce2f8893717695718, b245be1f4db1a0394e4b6eb66059814b46670ac3 to before 983512f3a87fd8dc4c94dfa6b596b6e57df5aad7
Linux

Linux · 4.0
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: include/net/sock.h, net/core/skbuff.c, net/socket.c

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

What an attacker can do

NVD’s CVSS 3.1 assessment (base score 5.5/10) 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.