CVE-2026-46259: linux kernel from 2.6.26 (inclusive), before 5.10.252 (exclusive), from 5.11 (inclusive), before 5.15.202 (exclusive)…

Affected technology

linux kernel · from 2.6.26 (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 6.18.14 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.4 (exclusive)
linux

Linux · 06fffb1267c9d986687b69d74a46ee332a50575e to before fefa0fcd78be465b7ad4c497fa6ec90d64194c04, 06fffb1267c9d986687b69d74a46ee332a50575e to before c93a33f28f915d446eea6fb3f0e1def0b3af1982, 06fffb1267c9d986687b69d74a46ee332a50575e to before 1c8dc5b5517546c68ffae40b948336122bb61306, 06fffb1267c9d986687b69d74a46ee332a50575e to before 0e64bd46a04a4fd61279aca9f53a664e9e5f7e7e, 06fffb1267c9d986687b69d74a46ee332a50575e to before 73ec7c96601d61d52310c659145bb06d933a0fa6, 06fffb1267c9d986687b69d74a46ee332a50575e to before 4f9ae386861e280b7631ca252f798d25575627ee, 06fffb1267c9d986687b69d74a46ee332a50575e to before dd8b13cb4ff1a4545a214ed897fdf2bc341155b6, 06fffb1267c9d986687b69d74a46ee332a50575e to before 76149d53502cf17ef3ae454ff384551236fba867
Linux

Linux · 2.6.26
Linux

Component: Not specified by the source
File: fs/proc/array.c

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

What an attacker can do

Source advisory’s CVSS 3.1 assessment (base score 7.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.