CVE-2026-43493: linux kernel from 2.6.34 (inclusive), before 5.10.258 (exclusive), from 5.11 (inclusive), before 5.15.209 (exclusive)…

Affected technology

linux kernel · from 2.6.34 (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 6.6.140 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.86 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.27 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 7.0.4 (exclusive)
linux

Linux · 5a1436beec5744029f3ac90b6fe71a698dcd6155 to before ae7e95638d956d556d74b9abb9e780d3bd3dcd9e, 5a1436beec5744029f3ac90b6fe71a698dcd6155 to before 1d7f07df450bac3301938fbc4251f2611be4084e, 5a1436beec5744029f3ac90b6fe71a698dcd6155 to before 76641449b28979ebd6c02e9598367e119e385236, 5a1436beec5744029f3ac90b6fe71a698dcd6155 to before 9f1cbca178c03188e201ed175251372149bb25f2, 5a1436beec5744029f3ac90b6fe71a698dcd6155 to before eb34e243df57e32f4c08fa191f3602ea19076276, 5a1436beec5744029f3ac90b6fe71a698dcd6155 to before 77d55bc8675ee851ed639dc9be77325a8024cf67, 5a1436beec5744029f3ac90b6fe71a698dcd6155 to before 46271895ddfb1ba41f89f7e0dffbe9c2bcf7380a, 5a1436beec5744029f3ac90b6fe71a698dcd6155 to before 915b692e6cb723aac658c25eb82c58fd81235110
Linux

Linux · 2.6.34
Linux

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

Component: Not specified by the source
File: crypto/pcrypt.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 9.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.