DEBIAN-CVE-2026-2705
A vulnerability was detected in Open Babel up to 3.1.1. The impacted element is the function OBAtom::SetFormalCharge in the library include/openbabel/atom.h of the component MOL2 File Handler. The manipulation results in out-of-bounds read. It is possible to launch the attack remotely. The exploit is now public and may be used. The patch is identified as e23a224b8fd9d7c2a7cde9ef4ec6afb4c05aa08a. A patch should be applied to remediate this issue. The project was informed of the problem early through an issue report but has not responded yet.
DEBIAN-CVE-2026-2705
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-2026-2705
openbabel
Source reference: /affected/0/package/name
- Affected versions
- 3.1.1+dfsg-10
Source reference:
/affected/0/versions3.1.1+dfsg-11Source reference:
/affected/0/versions3.1.1+dfsg-12Source reference:
/affected/0/versions3.1.1+dfsg-13Source reference:
/affected/0/versions3.1.1+dfsg-14Source reference:
/affected/0/versions3.1.1+dfsg-15~expSource reference:
/affected/0/versions3.1.1+dfsg-9Source reference:
/affected/0/versions3.2.0+dfsg-1Source reference:
/affected/0/versions3.2.0+dfsg-1~expSource reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
openbabel
Source reference: /affected/1/package/name
- Affected versions
- 3.1.1+dfsg-12
Source reference:
/affected/1/versions3.1.1+dfsg-13Source reference:
/affected/1/versions3.1.1+dfsg-14Source reference:
/affected/1/versions3.1.1+dfsg-15~expSource reference:
/affected/1/versions3.2.0+dfsg-1Source reference:
/affected/1/versions3.2.0+dfsg-1~expSource reference:
/affected/1/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
openbabel
Source reference: /affected/2/package/name
- Affected versions
- 3.1.1+dfsg-12
Source reference:
/affected/2/versions3.1.1+dfsg-13Source reference:
/affected/2/versions3.1.1+dfsg-14Source reference:
/affected/2/versions3.1.1+dfsg-15~expSource reference:
/affected/2/versions3.2.0+dfsg-1Source reference:
/affected/2/versions3.2.0+dfsg-1~expSource 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": "openbabel",
"purl": "pkg:deb/debian/openbabel?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"3.1.1+dfsg-10",
"3.1.1+dfsg-11",
"3.1.1+dfsg-12",
"3.1.1+dfsg-13",
"3.1.1+dfsg-14",
"3.1.1+dfsg-15~exp",
"3.1.1+dfsg-9",
"3.2.0+dfsg-1",
"3.2.0+dfsg-1~exp"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-2705.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "openbabel",
"purl": "pkg:deb/debian/openbabel?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"3.1.1+dfsg-12",
"3.1.1+dfsg-13",
"3.1.1+dfsg-14",
"3.1.1+dfsg-15~exp",
"3.2.0+dfsg-1",
"3.2.0+dfsg-1~exp"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-2705.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "openbabel",
"purl": "pkg:deb/debian/openbabel?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"3.1.1+dfsg-12",
"3.1.1+dfsg-13",
"3.1.1+dfsg-14",
"3.1.1+dfsg-15~exp",
"3.2.0+dfsg-1",
"3.2.0+dfsg-1~exp"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-2705.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #56315 · Revision 1
- Added to Heist Feed
- Publisher date