CVE-2026-31612: linux kernel from 5.15 (inclusive), before 6.6.136 (exclusive), from 6.7 (inclusive), before 6.12.83 (exclusive), from…

Affected technology

linux kernel · from 5.15 (inclusive), before 6.6.136 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.83 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.24 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.14 (exclusive)
linux

linux kernel · from 7.0 (inclusive), before 7.0.1 (exclusive)
linux

Linux · e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 859f11e1bc81a4d32bb3ceeae54bcd296ac675d3, e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 4b73376feecb3b61172fe5b4ff42bbbb8531669d, e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 551dfb15b182abad4600eaf7b37e6eb7000d5b1b, e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 3363a770b193f555f29d76ddf4ced3305c0ccf6d, e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 243b206bcb5a7137e8bddd57b2eec81e1ebd3859, e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before dfc6878d14acafffbe670bf2576620757a10a3d8, e2f34481b24db2fd634b5edb0a5bd0e4d38cc6e9 to before 66751841212c2cc196577453c37f7774ff363f02
Linux

Linux · 5.15
Linux

SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before *
Siemens

Component: Not specified by the source
File: fs/smb/server/smb2pdu.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 impact as high; integrity and availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.