DEBIAN-CVE-2026-74859
The shell theme installer in gnome-tweaks extracts user-supplied ZIP archives without validating archive member paths. As a result, a crafted theme archive can write files outside ~/.themes by using ../ path traversal, absolute paths, or symlink entries.
DEBIAN-CVE-2026-74859
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-2026-74859
gnome-tweaks
Source reference: /affected/0/package/name
- Affected versions
- 42~beta-4
Source reference:
/affected/0/versions45.1-1Source reference:
/affected/0/versions46.0-1Source reference:
/affected/0/versions46.0-2Source reference:
/affected/0/versions46.1-1Source reference:
/affected/0/versions46~beta-1Source reference:
/affected/0/versions46~beta-2Source reference:
/affected/0/versions49.0-1Source reference:
/affected/0/versions49~rc-1Source reference:
/affected/0/versions49~rc-2Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
gnome-tweaks
Source reference: /affected/1/package/name
- Affected versions
- 46.1-1
Source reference:
/affected/1/versions49.0-1Source reference:
/affected/1/versions49~rc-1Source reference:
/affected/1/versions49~rc-2Source reference:
/affected/1/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
gnome-tweaks
Source reference: /affected/2/package/name
- Affected versions
- 46.1-1
Source reference:
/affected/2/versions49.0-1Source reference:
/affected/2/versions49~rc-1Source reference:
/affected/2/versions49~rc-2Source reference:
/affected/2/versions - Fixed versions
- Not stated in this record
- 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": "gnome-tweaks",
"purl": "pkg:deb/debian/gnome-tweaks?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"42~beta-4",
"45.1-1",
"46.0-1",
"46.0-2",
"46.1-1",
"46~beta-1",
"46~beta-2",
"49.0-1",
"49~rc-1",
"49~rc-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-74859.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "gnome-tweaks",
"purl": "pkg:deb/debian/gnome-tweaks?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"46.1-1",
"49.0-1",
"49~rc-1",
"49~rc-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-74859.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "gnome-tweaks",
"purl": "pkg:deb/debian/gnome-tweaks?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"46.1-1",
"49.0-1",
"49~rc-1",
"49~rc-2"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-74859.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #58345 · Revision 1
- Added to Heist Feed
- Publisher date