| Name | CVE-2026-110451 |
| Description | Nix before 2.35.3 and Lix before 2.95.4 on macOS allow a Seatbelt sandbox escape (for an unconfined build) because a certain size threshold is mishandled. |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| nix (PTS) | bookworm | 2.8.0-1.1 | fixed |
| trixie | 2.26.3+dfsg-1 | fixed |
| forky, sid | 2.35.4+dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| nix | source | (unstable) | (not affected) | | | |
Notes
- nix <not-affected> (Vulnerable code never presend in a Debian packaged version)
https://discourse.nixos.org/t/security-advisory-for-nix-and-lix-october-2026/80547
https://github.com/NixOS/nix/security/advisories/GHSA-m4vq-qf6v-82pj
scripts/install-multi-user.sh is removed from the orig tarball since 2.16.1+dfsg-1