HighFix available
ofono — security advisory
A flaw was found in ofono, an Open Source Telephony on Linux. A stack overflow bug is triggered within the decode_deliver() function during the SMS decoding. It is assumed that the attack scenario is accessible from a compromised modem, a malicious base station, or just SMS. There is a bound check for this memcpy length in decode_submit(), but it was forgotten in decode_deliver().
- Products
- ofono
- Affected versions
- 1.17.bzr6904+15.10.20150928.1-0ubuntu1, 1.17.bzr6906+16.04.20151119-0ubuntu1, 1.17.bzr6908+16.04.20151203-0ubuntu1, 1.17.bzr6910+16.04.20160115.3-0ubuntu1, 1.17.bzr6912+16.04.20160314.3-0ubuntu1, 1.17.bzr6921+16.10.20160819.6-0ubuntu1, 1.21-1ubuntu1, 1.31-2ubuntu1, 1.31-3ubuntu1, 1.31-3ubuntu2, 1.31-3ubuntu3, 2.16-1ubuntu1, 2.16-5ubuntu1, 2.18-1ubuntu1, 2.18-2ubuntu1, 2.18-2ubuntu2, 2.19-1ubuntu1
- Fixed versions
- 1.17.bzr6912+16.04.20160314.3-0ubuntu1+esm1, 1.21-1ubuntu1+esm1, 1.31-2ubuntu1+esm1, 1.31-3ubuntu1.1, 1.31-3ubuntu3.24.04.1
- CVEs
- CVE-2023-2794
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 01:39 UTC · Revision 1
Source evidence
A flaw was found in ofono, an Open Source Telephony on Linux. A stack overflow bug is triggered within the decode_deliver() function during the SMS decoding. It is assumed that the attack scenario is accessible from a compromised modem, a malicious base station, or just SMS. There is a bound check for this memcpy length in decode_submit(), but it was forgotten in decode_deliver().
osv:UBUNTU-CVE-2023-2794
ofono
Fixed versions: 1.17.bzr6912+16.04.20160314.3-0ubuntu1+esm1
ofono
Fixed versions: 1.21-1ubuntu1+esm1
ofono
Fixed versions: 1.31-2ubuntu1+esm1
ofono
Fixed versions: 1.31-3ubuntu1.1
ofono
Fixed versions: 1.31-3ubuntu3.24.04.1
ofono
Fixed versions: Not specified
ofono
Fixed versions: Not specified
ofono
Fixed versions: Not specified
Complete source record
{
"id": "9100bd9eba4fae94ca49aefc01d885dc294edda83e4f788823e5c49bf5de85c6",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2023-2794",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2023-2794",
"summary": "A flaw was found in ofono, an Open Source Telephony on Linux. A stack overflow bug is triggered within the decode_deliver() function during the SMS decoding. It is assumed that the attack scenario is accessible from a compromised modem, a malicious base station, or just SMS. There is a bound check for this memcpy length in decode_submit(), but it was forgotten in decode_deliver().",
"evidence": "osv:UBUNTU-CVE-2023-2794",
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{
"name": {
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{
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{
"value": "2.18-1ubuntu1",
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{
"value": "2.18-2ubuntu1",
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]
},
{
"name": {
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"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [],
"affected_versions": [
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{
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},
{
"name": {
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],
"severity": "high",
"structured": {
"id": "UBUNTU-CVE-2023-2794",
"aliases": [
"UBUNTU-CVE-2023-2794"
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"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
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"affected": [
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"package": {
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"ecosystem": "Ubuntu:Pro:16.04:LTS"
},
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"1.17.bzr6906+16.04.20151119-0ubuntu1",
"1.17.bzr6908+16.04.20151203-0ubuntu1",
"1.17.bzr6910+16.04.20160115.3-0ubuntu1",
"1.17.bzr6912+16.04.20160314.3-0ubuntu1"
],
"database_specific": {
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},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "ofono",
"binary_version": "1.17.bzr6912+16.04.20160314.3-0ubuntu1+esm1"
},
{
"binary_name": "ofono-scripts",
"binary_version": "1.17.bzr6912+16.04.20160314.3-0ubuntu1+esm1"
}
],
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
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],
"package": {
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"ecosystem": "Ubuntu:Pro:18.04:LTS"
},
"versions": [
"1.17.bzr6921+16.10.20160819.6-0ubuntu1",
"1.21-1ubuntu1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-2794.json"
},
"ecosystem_specific": {
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{
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},
{
"binary_name": "ofono-scripts",
"binary_version": "1.21-1ubuntu1+esm1"
}
],
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}
},
{
"ranges": [
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},
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}
],
"package": {
"name": "ofono",
"purl": "pkg:deb/ubuntu/ofono?arch=source&distro=esm-apps%2Ffocal",
"ecosystem": "Ubuntu:Pro:20.04:LTS"
},
"versions": [
"1.21-1ubuntu1",
"1.31-2ubuntu1"
],
"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-2794.json"
},
"ecosystem_specific": {
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{
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},
{
"binary_name": "ofono-scripts",
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}
],
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}
},
{
"ranges": [
{
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{
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],
"package": {
"name": "ofono",
"purl": "pkg:deb/ubuntu/ofono?arch=source&distro=jammy",
"ecosystem": "Ubuntu:22.04:LTS"
},
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"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-2794.json"
},
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{
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{
"binary_name": "ofono-scripts",
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],
"availability": "No subscription required"
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{
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"binary_name": "ofono-scripts",
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{
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{
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}
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}
},
{
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],
"package": {
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"ecosystem": "Ubuntu:26.04:LTS"
},
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"database_specific": {
"source": "https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-2794.json"
},
"ecosystem_specific": {
"binaries": [
{
"binary_name": "ofono",
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{
"binary_name": "ofono-scripts",
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}
],
"modified": "2026-10-17T12:57:16.339798633Z",
"provider": "osv",
"upstream": [
"CVE-2023-2794"
],
"references": [
"https://ubuntu.com/security/CVE-2023-2794",
"https://bugzilla.redhat.com/show_bug.cgi?id=2255387",
"https://www.cve.org/CVERecord?id=CVE-2023-2794",
"https://ubuntu.com/security/notices/USN-7141-1"
]
},
"related_cves": [
{
"value": "CVE-2023-2794",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 357075,
"published_at": "2024-04-10T11:15:00+00:00"
}