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Vulnerability DatabaseCVE-2026-40227

CVE-2026-40227: 
NixOS vulnerability analysis and mitigation

In systemd 260 before 261, a local unprivileged user can trigger an assert via an IPC API call with an array or map that has a null element.

Linux Distribution fix status

Fix availability across major Linux distributions and their releases.

Debian

Fixed

bookworm

systemd

Fixed

sid

systemd: 260.1-1

Fixed

trixie

systemd

Fixed

RHEL / CentOS

Affected

OpenShift

Not Affected

RHEL 8

Not Affected

RHEL 9

Not Affected

RHEL 10

Not Affected

Source: NVD

Related NixOS vulnerabilities:

CVE ID

Severity

Score

Technologies

Component name

CISA KEV exploit

Has fix

Published date

CVE-2026-91782LOW1.9
  • NixOS logoNixOS
  • binutils
NoYesSep 15, 2026
CVE-2026-91781LOW1.9
  • NixOS logoNixOS
  • binutils
NoYesSep 15, 2026
CVE-2026-91780LOW1.9
  • NixOS logoNixOS
  • binutils
NoNoSep 15, 2026
CVE-2026-91779LOW1.9
  • NixOS logoNixOS
  • binutils
NoNoSep 15, 2026
CVE-2026-90831LOW1.9
  • NixOS logoNixOS
  • seal-binutils
NoYesSep 14, 2026

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