CVE-2017-18189

HIGH

In the startread function in xa.c in Sound eXchange (SoX) through 14.4.2, a corrupt header specifying zero channels triggers an infinite loop with a resultant NULL pointer dereference, which may al...

Affects 2 products across 2 vendors.

CVSS 3.07.5
EPSS5.1%
Percentile92th
PatchUnknown
CVSS Vector — Plain English Remotely exploitable over the network, low complexity, no authentication required, no user interaction needed, impact contained to the vulnerable component, no confidentiality impact, no integrity impact, full availability impact.
CWE Weakness Definitions
CWE-476: NULL Pointer Dereference

Software attempts to use a NULL pointer, causing a crash and denial of service.

◆ AI Analysis — automated analysis, not human-reviewed

This vulnerability was disclosed in 2018. A high severity vulnerability affects Debian systems (CVE-2017-18189). No public exploit code is currently available. Isolate affected systems if patching is not feasible.

BSID: BS-2018-GLOBAL-243816-H • Model: rule-based-v1 • Confidence: MEDIUM

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Frequently Asked Questions
What is CVE-2017-18189?
This vulnerability was disclosed in 2018. A high severity vulnerability affects Debian systems (CVE-2017-18189). No public exploit code is currently available. Isolate affected systems if patching is not feasible.
What is the CVSS score for CVE-2017-18189?
CVE-2017-18189 has CVSS 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. EPSS: 5.1%.
Is CVE-2017-18189 actively exploited?
No confirmed active exploitation of CVE-2017-18189 as of 2026-09-25.
How do I remediate CVE-2017-18189?
Priority: MEDIUM.
What systems are affected by CVE-2017-18189?
CVE-2017-18189 affects Debian Debian Linux; Sound Exchange Project Sound Exchange.
Vulnerability Details
CVE IDCVE-2017-18189
BSIDBS-2018-GLOBAL-243816-H BreachSpider Global ID
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Published2018-02-15
Last Modified2026-06-17
ICS Relevance0%
Weakness (CWE)
NULL Pointer Dereference
SourceNVD
Official Description

In the startread function in xa.c in Sound eXchange (SoX) through 14.4.2, a corrupt header specifying zero channels triggers an infinite loop with a resultant NULL pointer dereference, which may allow a remote attacker to cause a denial-of-service.

Source: NIST NVD / MITRE CVE Database

Attack Vector Analysis — CITED Relevance

Vulnerability details: In the startread function in xa.c in Sound eXchange (SoX) through 14.4.2, a corrupt header specifying zero channels triggers an infinite loop with a resultant NULL pointer dereference, which may allow a remote attacker to cause a denial-of-service. CVSS vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Exploitation Likelihood: MINIMAL

Affected Products
VendorProductAffected Versions
Debian Debian Linux 8.0
Sound Exchange Project Sound Exchange ≤ 14.4.2
Remediation

No official vendor advisory link on record. See the CVE record →

Threat Intelligence
● Threat Intelligence Validated: October 2026 | Threat Age: 3164 Days
CISA known-exploitedNot in KEV catalog
Public ExploitNot confirmed
PoC CodeNot confirmed
AI Enrichment Record — provenance & audit hash
Modelrule-based-v1
ConfidenceMEDIUM
Enriched At2026-05-24
SHA-512 Audit Hash24465148125341c8742c5e18ed0a28c687595b7fafaaed01a9fd95663a0ed82f2554f0176f27819c6919d264a571ae1e1eff07e653fecdac67ea04e759a4f022
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