CVE-2026-43304: linux kernel from 5.11 (inclusive), before 5.15.202 (exclusive), from 5.16 (inclusive), before 6.1.165 (exclusive)…

Affected technology

linux kernel · from 5.11 (inclusive), before 5.15.202 (exclusive)
linux

linux kernel · from 5.16 (inclusive), before 6.1.165 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.128 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.75 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.16 (exclusive)
linux

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

Linux · cd1a677cad994021b19665ed476aea63f5d54f31 to before 6405e8c680974bb74e2c98d5249fb52c7b12a6c6, cd1a677cad994021b19665ed476aea63f5d54f31 to before 8d745d38c88ecbed95f6b2b39857bf89f35a3244, cd1a677cad994021b19665ed476aea63f5d54f31 to before e1dc45d97975f9db65694d234fbddf1915176e16, cd1a677cad994021b19665ed476aea63f5d54f31 to before 1b275bd49e58752efb83767a5d1aed41356c5e64, cd1a677cad994021b19665ed476aea63f5d54f31 to before c1a0f5f1e5e7e98c36a362ec3d1fcfd9932931ed, cd1a677cad994021b19665ed476aea63f5d54f31 to before d82467c07b03a27c3c5469b62bb3b726305a80bb, cd1a677cad994021b19665ed476aea63f5d54f31 to before ac431d597a9bdfc2ba6b314813f29a6ef2b4a3bf
Linux

Linux · 5.11
Linux

Component: Not specified by the source
File: net/ceph/crypto.c, net/ceph/crypto.h, net/ceph/messenger_v2.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.