CVE-2026-43099: linux kernel from 5.13 (inclusive), before 6.6.136 (exclusive), from 6.7 (inclusive), before 6.12.83 (exclusive), from…

Affected technology

linux kernel · from 5.13 (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 · 7.0 · update rc1
linux

linux kernel · 7.0 · update rc2
linux

linux kernel · 7.0 · update rc3
linux

linux kernel · 7.0 · update rc4
linux

linux kernel · 7.0 · update rc5
linux

linux kernel · 7.0 · update rc6
linux

linux kernel · 7.0 · update rc7
linux

Linux · d329ea5bd8845f0b196bf41b18b6173340d6e0e4 to before 0f21bc261e60f0c696c58841c4873ff77ed83673, d329ea5bd8845f0b196bf41b18b6173340d6e0e4 to before dc5db4db19766a61ad65d81d1f55b1c1e51ba78d, d329ea5bd8845f0b196bf41b18b6173340d6e0e4 to before 47a8bf52156ac7e7a581eca31c1f964ba4258d4d, d329ea5bd8845f0b196bf41b18b6173340d6e0e4 to before 6be325206850a0891896d38bcf83a09d8b54ec48, d329ea5bd8845f0b196bf41b18b6173340d6e0e4 to before f91b3ed9e7fa82a70511b5f6901c88379acf2964, d329ea5bd8845f0b196bf41b18b6173340d6e0e4 to before 5b9911582d441f72fe6ccb15ffe3303bbc07f6f5, d329ea5bd8845f0b196bf41b18b6173340d6e0e4 to before fde29fd9349327acc50d19a0b5f3d5a6c964dfd8
Linux

Linux · 5.13
Linux

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

Component: Not specified by the source
File: net/ipv4/icmp.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 and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.