The bus_connections_check_reply function in config-parser.c in D-Bus before 1.6.24 and…
Priority LOW 11CWE-399Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · Partial
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-399 and the CVSS impact.
Summary
The bus_connections_check_reply function in config-parser.c in D-Bus before 1.6.24 and 1.8.x before 1.8.8 allows local users to cause a denial of service (CPU consumption) via a large number of method calls.
Why it matters now
EPSS 0.00391 33rd percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 17
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:d-bus_project:d-bus:*:*:*:*:*:*:*:* | up to 1.6.22 | Vulnerable | D-bus Project |
| cpe:2.3:a:freedesktop:dbus:1.6.0:*:*:*:*:*:*:* | 1.6.0 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.6.2:*:*:*:*:*:*:* | 1.6.2 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.6.4:*:*:*:*:*:*:* | 1.6.4 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.6.6:*:*:*:*:*:*:* | 1.6.6 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.6.8:*:*:*:*:*:*:* | 1.6.8 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.6.10:*:*:*:*:*:*:* | 1.6.10 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.6.12:*:*:*:*:*:*:* | 1.6.12 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.6.14:*:*:*:*:*:*:* | 1.6.14 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.6.16:*:*:*:*:*:*:* | 1.6.16 | Vulnerable | Freedesktop |
- cpe:2.3:a:d-bus_project:d-bus:*:*:*:*:*:*:*:* Versions up to 1.6.22 Vulnerable ·D-bus Project
- cpe:2.3:a:freedesktop:dbus:1.6.0:*:*:*:*:*:*:* Versions 1.6.0 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.6.2:*:*:*:*:*:*:* Versions 1.6.2 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.6.4:*:*:*:*:*:*:* Versions 1.6.4 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.6.6:*:*:*:*:*:*:* Versions 1.6.6 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.6.8:*:*:*:*:*:*:* Versions 1.6.8 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.6.10:*:*:*:*:*:*:* Versions 1.6.10 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.6.12:*:*:*:*:*:*:* Versions 1.6.12 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.6.14:*:*:*:*:*:*:* Versions 1.6.14 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.6.16:*:*:*:*:*:*:* Versions 1.6.16 Vulnerable ·Freedesktop
Show 7 more CPE
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:freedesktop:dbus:1.6.18:*:*:*:*:*:*:* | 1.6.18 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.6.20:*:*:*:*:*:*:* | 1.6.20 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.8.0:*:*:*:*:*:*:* | 1.8.0 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.8.2:*:*:*:*:*:*:* | 1.8.2 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.8.4:*:*:*:*:*:*:* | 1.8.4 | Vulnerable | Freedesktop |
| cpe:2.3:a:freedesktop:dbus:1.8.6:*:*:*:*:*:*:* | 1.8.6 | Vulnerable | Freedesktop |
| cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:* | 12.3 | Vulnerable | openSUSE |
- cpe:2.3:a:freedesktop:dbus:1.6.18:*:*:*:*:*:*:* Versions 1.6.18 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.6.20:*:*:*:*:*:*:* Versions 1.6.20 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.8.0:*:*:*:*:*:*:* Versions 1.8.0 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.8.2:*:*:*:*:*:*:* Versions 1.8.2 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.8.4:*:*:*:*:*:*:* Versions 1.8.4 Vulnerable ·Freedesktop
- cpe:2.3:a:freedesktop:dbus:1.8.6:*:*:*:*:*:*:* Versions 1.8.6 Vulnerable ·Freedesktop
- cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:* Versions 12.3 Vulnerable ·openSUSE
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Low. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 5 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 6 | Affected | No fix yet |
| Red Hat Enterprise Linux 7 | Affected | No fix yet |
Timeline
- 2026-10-02 Threatist record created from CVE-2014-3638
- 2026-10-03 Alias added: GHSA-c2g7-vg4j-w539
References
Sources
- CVE-2014-3638 · CVE Program
- CVE-2014-3638 · NVD
- FIRST EPSS
- GHSA-c2g7-vg4j-w539 · GitHub Advisory Database · CC BY 4.0
- CVE-2014-3638 · Red Hat security data · CC BY 4.0
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