DEBIAN-CVE-2026-3994
A vulnerability was detected in rui314 mold up to 2.40.4. This issue affects the function mold::ObjectFilemold::X86_64::initialize_sections of the file src/input-files.cc of the component Object File Handler. Performing a manipulation results in heap-based buffer overflow. Attacking locally is a requirement. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.
DEBIAN-CVE-2026-3994
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-2026-3994
mold
Source reference: /affected/0/package/name
- Affected versions
- 1.10.1+dfsg-1
Source reference:
/affected/0/versions1.11.0+dfsg-1Source reference:
/affected/0/versions1.11.0+dfsg-1~exp1Source reference:
/affected/0/versions2.1.0+dfsg-1Source reference:
/affected/0/versions2.2.0+dfsg-1Source reference:
/affected/0/versions2.3.1+dfsg-3Source reference:
/affected/0/versions2.3.1+dfsg-4Source reference:
/affected/0/versions2.3.2+dfsg-1Source reference:
/affected/0/versions2.3.3+dfsg-1Source reference:
/affected/0/versions2.30.0+dfsg-1Source reference:
/affected/0/versions2.31.0+dfsg-1Source reference:
/affected/0/versions2.32.0+dfsg-1Source reference:
/affected/0/versions2.32.1+dfsg-1Source reference:
/affected/0/versions2.32.1+dfsg-2Source reference:
/affected/0/versions2.33.0+dfsg-1Source reference:
/affected/0/versions2.34.0+dfsg-1Source reference:
/affected/0/versions2.34.1+dfsg-1Source reference:
/affected/0/versions2.35.0+dfsg-1Source reference:
/affected/0/versions2.35.1+dfsg-1Source reference:
/affected/0/versions2.36.0+dfsg-1Source reference:
/affected/0/versions2.37.1+dfsg-1Source reference:
/affected/0/versions2.4.0+dfsg-1Source reference:
/affected/0/versions2.4.1+dfsg-1Source reference:
/affected/0/versions2.40.4+dfsg-1Source reference:
/affected/0/versions2.40.4+dfsg-2Source reference:
/affected/0/versions2.40.4+dfsg-2.1Source reference:
/affected/0/versions2.41.0+dfsg-1Source reference:
/affected/0/versions2.41.0+dfsg-1.1Source reference:
/affected/0/versions2.42.0+dfsg-1Source reference:
/affected/0/versions2.42.1+dfsg-1Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
mold
Source reference: /affected/1/package/name
- Affected versions
- 2.37.1+dfsg-1
Source reference:
/affected/1/versions2.40.4+dfsg-1Source reference:
/affected/1/versions2.40.4+dfsg-2Source reference:
/affected/1/versions2.40.4+dfsg-2.1Source reference:
/affected/1/versions2.41.0+dfsg-1Source reference:
/affected/1/versions2.41.0+dfsg-1.1Source reference:
/affected/1/versions2.42.0+dfsg-1Source reference:
/affected/1/versions2.42.1+dfsg-1Source reference:
/affected/1/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
mold
Source reference: /affected/2/package/name
- Affected versions
- 2.37.1+dfsg-1
Source reference:
/affected/2/versions2.40.4+dfsg-1Source reference:
/affected/2/versions2.40.4+dfsg-2Source reference:
/affected/2/versions2.40.4+dfsg-2.1Source reference:
/affected/2/versions2.41.0+dfsg-1Source reference:
/affected/2/versions2.41.0+dfsg-1.1Source reference:
/affected/2/versions2.42.0+dfsg-1Source reference:
/affected/2/versions2.42.1+dfsg-1Source 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": "mold",
"purl": "pkg:deb/debian/mold?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"1.10.1+dfsg-1",
"1.11.0+dfsg-1",
"1.11.0+dfsg-1~exp1",
"2.1.0+dfsg-1",
"2.2.0+dfsg-1",
"2.3.1+dfsg-3",
"2.3.1+dfsg-4",
"2.3.2+dfsg-1",
"2.3.3+dfsg-1",
"2.30.0+dfsg-1",
"2.31.0+dfsg-1",
"2.32.0+dfsg-1",
"2.32.1+dfsg-1",
"2.32.1+dfsg-2",
"2.33.0+dfsg-1",
"2.34.0+dfsg-1",
"2.34.1+dfsg-1",
"2.35.0+dfsg-1",
"2.35.1+dfsg-1",
"2.36.0+dfsg-1",
"2.37.1+dfsg-1",
"2.4.0+dfsg-1",
"2.4.1+dfsg-1",
"2.40.4+dfsg-1",
"2.40.4+dfsg-2",
"2.40.4+dfsg-2.1",
"2.41.0+dfsg-1",
"2.41.0+dfsg-1.1",
"2.42.0+dfsg-1",
"2.42.1+dfsg-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3994.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "mold",
"purl": "pkg:deb/debian/mold?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"2.37.1+dfsg-1",
"2.40.4+dfsg-1",
"2.40.4+dfsg-2",
"2.40.4+dfsg-2.1",
"2.41.0+dfsg-1",
"2.41.0+dfsg-1.1",
"2.42.0+dfsg-1",
"2.42.1+dfsg-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3994.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "mold",
"purl": "pkg:deb/debian/mold?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"2.37.1+dfsg-1",
"2.40.4+dfsg-1",
"2.40.4+dfsg-2",
"2.40.4+dfsg-2.1",
"2.41.0+dfsg-1",
"2.41.0+dfsg-1.1",
"2.42.0+dfsg-1",
"2.42.1+dfsg-1"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-3994.json"
},
"ecosystem_specific": {
"urgency": "unimportant"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #57618 · Revision 1
- Added to Heist Feed
- Publisher date