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.
Conclusion & alert: CVE-2009-1894 is rated Exploit Available (52.5/100): CVSS High severity, with low exploitation likelihood (EPSS 0.10%). Core evidence: 4 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 9207 | exploit_db | edb | 2009-07-20 | Exploit-DB ↗ |
| 9208 | exploit_db | edb | 2009-07-20 | Exploit-DB ↗ |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ | |
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-03-30 | 0.26% | 0.10% | -0.16% |
| 2 | 2025-03-29 | 0.10% | 0.26% | +0.16% |
| 3 | 2025-03-17 | — | 0.10% | — |
Full EPSS history (7 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 7.2 | 2.0 | HIGH |
|
3.9 | 10.0 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
high | CVE-2009-1894 high priority: Debian including 1 source packages (pulseaudio), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2009-1894 |
gentoo
|
high | CVE-2009-1894: 1 GLSA(s) (200907-13), 1 atom(s) (media-sound/pulseaudio); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2009-1894 |
redhat
|
high | — | https://access.redhat.com/security/cve/CVE-2009-1894 |
ubuntu
|
high | CVE-2009-1894 high priority: Ubuntu including 1 source packages (pulseaudio), 5 status rows across 5 suites (dapper, hardy, intrepid, jaunty, upstream): released 3, DNE 1, needed 1. | https://ubuntu.com/security/CVE-2009-1894 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| pulseaudio | pulseaudio | 0.9.9 | cpe:2.3:a:pulseaudio:pulseaudio:0.9.9:*:*:*:*:*:*:* |
| pulseaudio | pulseaudio | 0.9.10 | cpe:2.3:a:pulseaudio:pulseaudio:0.9.10:*:*:*:*:*:*:* |
| pulseaudio | pulseaudio | 0.9.14 | cpe:2.3:a:pulseaudio:pulseaudio:0.9.14:*:*:*:*:*:*:* |