Race condition in PulseAudio 0.9.9, 0.9.10, and 0.9.14 allows local users to gain…
Priority LOW 33CWE-362Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Complete · Complete · Complete
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
Race condition in PulseAudio 0.9.9, 0.9.10, and 0.9.14 allows local users to gain privileges via vectors involving creation of a hard link, related to the application setting LD_BIND_NOW to 1, and then calling execv on the target of the /proc/self/exe symlink.
Why it matters now
EPSS 0.00736 54th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
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 · 3
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:pulseaudio:pulseaudio:0.9.9:*:*:*:*:*:*:* | 0.9.9 | Vulnerable | Pulseaudio |
| cpe:2.3:a:pulseaudio:pulseaudio:0.9.10:*:*:*:*:*:*:* | 0.9.10 | Vulnerable | Pulseaudio |
| cpe:2.3:a:pulseaudio:pulseaudio:0.9.14:*:*:*:*:*:*:* | 0.9.14 | Vulnerable | Pulseaudio |
- cpe:2.3:a:pulseaudio:pulseaudio:0.9.9:*:*:*:*:*:*:* Versions 0.9.9 Vulnerable ·Pulseaudio
- cpe:2.3:a:pulseaudio:pulseaudio:0.9.10:*:*:*:*:*:*:* Versions 0.9.10 Vulnerable ·Pulseaudio
- cpe:2.3:a:pulseaudio:pulseaudio:0.9.14:*:*:*:*:*:*:* Versions 0.9.14 Vulnerable ·Pulseaudio
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2009-1894
- 2026-10-03 Alias added: GHSA-8qwr-xcgg-6rcv
References
More Pulseaudio vulnerabilities
- TI-2007-01728 PulseAudio 0.9.5 allows remote attackers to cause a denial of service (daemon crash) via… CVSS 2.0HIGH 7.8
- TI-2008-00007 The pa_drop_root function in PulseAudio 0.9.8, and a certain 0.9.9 build, does not check… CVSS 2.0HIGH 7.2
- TI-2009-01234 The pa_make_secure_dir function in core-util.c in PulseAudio 0.9.10 and 0.9.19 allows… CVSS 2.0MEDIUM 6.9
- TI-2024-10735 Ubuntu's implementation of pulseaudio can be crashed by a malicious program if a bluetooth headset is connected. CVSS 3.1MEDIUM 4.0
- TI-2014-03237 The pa_rtp_recv function in modules/rtp/rtp.c in the module-rtp-recv module in PulseAudio… CVSS 2.0LOW 2.9
- TI-2020-09595 Ubuntu modifications to pulseaudio to provide snap security enforcement could be unloaded CVSS 3.1LOW 3.3
Sources
- CVE-2009-1894 · CVE Program
- CVE-2009-1894 · NVD
- FIRST EPSS
- GHSA-8qwr-xcgg-6rcv · GitHub Advisory Database · CC BY 4.0
- CVE-2009-1894 · Red Hat security data · CC BY 4.0
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