CVE-2017-17554
MEDIUMCVE-2017-17554 is a medium-severity (CVSS 5.5) NULL Pointer Dereference vulnerability in aubio. O3 Security confirms whether CVE-2017-17554 is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.
Aubio is vulnerable to a NULL pointer dereference
Blast Radius
aubioReal-time download stats are indexed for npm and PyPI packages. This vulnerability affects PyPI packages — download data is not available via public APIs for these ecosystems.
Description
A NULL pointer dereference (DoS) Vulnerability was found in the function aubio_source_avcodec_readframe in io/source_avcodec.c of aubio 0.4.6, which may lead to DoS when playing a crafted audio file.
Affected Packages
| Ecosystem | Package | Vulnerable range | Fix |
|---|---|---|---|
| 🐍PyPI | aubio | all versions | 0.4.7 |
Detection & mitigation playbook
Open-source dependencyDetect
Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for aubio. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.
Fix
Update aubio to 0.4.7 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms CVE-2017-17554 is resolved across your whole dependency graph.
Workarounds
If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.
How O3 protects you
O3 pinpoints whether CVE-2017-17554 is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.
Tailored to CVE-2017-17554. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.
Frequently Asked Questions
Is CVE-2017-17554 in your dependencies?
O3 detects CVE-2017-17554 across PyPI dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.