CVE-2026-43134: linux kernel from 3.14 (inclusive), before 5.10.252 (exclusive), from 5.11 (inclusive), before 5.15.202 (exclusive)…

Affected technology

linux kernel · from 3.14 (inclusive), before 5.10.252 (exclusive)
linux

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 kernel · 7.0 · update rc1
linux

Linux · 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d to before 335071c0c3637064ec250481f589075db44fe4e6, 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d to before fa6ad76fa8623c0a50d529cd5726fa5d819a3be4, 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d to before 9118601ff90b79e8df3c0c98f48ae00c1b02ecef, 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d to before 481ea39b342c347b6ac029f3d418486280be4e45, 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d to before ec91078e132179b04e0c3906b599816c056ceaad, 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d to before 96581749c7c14fbec32c35728520867929600041, 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d to before 8dd43f9a9323f9c01bc8246da8d81a4c783c9e97, 27e2d4c8d28be1d1b4ecfbffab572d7dbd35254d to before 138d7eca445ef37a0333425d269ee59900ca1104
Linux

Linux · 3.14
Linux

Component: Not specified by the source
File: net/bluetooth/l2cap_core.c

Attack conditions (Source advisory, CVSS 3.1): Adjacent network · No privileges required · No user interaction required

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 8.1/10) rates confidentiality and integrity impact as high; availability impact as none. The description does not specify what an attacker can achieve beyond these rated impacts.