CVE-2026-43452: linux kernel from 2.6.16 (inclusive), before 5.10.253 (exclusive), from 5.11 (inclusive), before 5.15.203 (exclusive)…

Affected technology

linux kernel · from 2.6.16 (inclusive), before 5.10.253 (exclusive)
linux

linux kernel · from 5.11 (inclusive), before 5.15.203 (exclusive)
linux

linux kernel · from 5.16 (inclusive), before 6.1.167 (exclusive)
linux

linux kernel · from 6.2 (inclusive), before 6.6.130 (exclusive)
linux

linux kernel · from 6.7 (inclusive), before 6.12.78 (exclusive)
linux

linux kernel · from 6.13 (inclusive), before 6.18.19 (exclusive)
linux

linux kernel · from 6.19 (inclusive), before 6.19.9 (exclusive)
linux

linux kernel · 7.0 · update rc1
linux

linux kernel · 7.0 · update rc2
linux

linux kernel · 7.0 · update rc3
linux

Linux · 2e4e6a17af35be359cc8f1c924f8f198fbd478cc to before c2a445367a496a3c25dbc940c10c8bd1cfd4c14a, 2e4e6a17af35be359cc8f1c924f8f198fbd478cc to before ae1e1267650638136b84c23f2b31250f0ccb6823, 2e4e6a17af35be359cc8f1c924f8f198fbd478cc to before c39f84e4be1be63fc60ca7141ea7b76edcea5907, 2e4e6a17af35be359cc8f1c924f8f198fbd478cc to before 9b94f0e42ed248eb31929da84ed9f5310d7ff540, 2e4e6a17af35be359cc8f1c924f8f198fbd478cc to before 5b18b8b35c7cded2d17b2b2604c9b0694ff48d1c, 2e4e6a17af35be359cc8f1c924f8f198fbd478cc to before bc18551c6169eac5ed813778d3e3e484002dbbe5, 2e4e6a17af35be359cc8f1c924f8f198fbd478cc to before d04800323336eebf441d153f43234eac9b833d36, 2e4e6a17af35be359cc8f1c924f8f198fbd478cc to before cfe770220ac2dbd3e104c6b45094037455da81d4
Linux

Linux · 2.6.16
Linux

Component: Not specified by the source
File: net/netfilter/xt_dccp.c, net/netfilter/xt_tcpudp.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 8.2/10) rates confidentiality impact as low; integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.