DEBIAN-CVE-2026-44029
An issue was discovered in Nix before 2.34.7. Writing to arbitrary files can occur via "nix-prefetch-url --unpack" or "nix store prefetch-file --unpack" directory traversal. The fixed versions are 2.34.7, 2.33.6, 2.32.8, 2.31.5, 2.30.5, 2.29.4, and 2.28.7 (introduced in 2.24.7);
DEBIAN-CVE-2026-44029
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:DEBIAN-CVE-2026-44029
nix
Source reference: /affected/0/package/name
- Affected versions
- 2.26.3+dfsg-1
Source reference:
/affected/0/versions2.32.5+dfsg-1Source reference:
/affected/0/versions2.32.5+dfsg-2Source reference:
/affected/0/versions2.34.3+dfsg-1Source reference:
/affected/0/versions2.34.6+dfsg-1Source reference:
/affected/0/versions2.34.8+dfsg-1Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
nix
Source reference: /affected/1/package/name
- Affected versions
- 2.26.3+dfsg-1
Source reference:
/affected/1/versions2.32.5+dfsg-1Source reference:
/affected/1/versions2.32.5+dfsg-2Source reference:
/affected/1/versions2.34.3+dfsg-1Source reference:
/affected/1/versions2.34.6+dfsg-1Source reference:
/affected/1/versions - Fixed versions
- 2.34.8+dfsg-1
Source reference:
/affected/1/ranges - Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "nix",
"purl": "pkg:deb/debian/nix?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"2.26.3+dfsg-1",
"2.32.5+dfsg-1",
"2.32.5+dfsg-2",
"2.34.3+dfsg-1",
"2.34.6+dfsg-1",
"2.34.8+dfsg-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44029.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.34.8+dfsg-1"
}
]
}
],
"package": {
"name": "nix",
"purl": "pkg:deb/debian/nix?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"2.26.3+dfsg-1",
"2.32.5+dfsg-1",
"2.32.5+dfsg-2",
"2.34.3+dfsg-1",
"2.34.6+dfsg-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44029.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #56522 · Revision 1
- Added to Heist Feed
- Publisher date