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CVE Record

CVE-2023-32627: Floating point exception in src/voc.c

A floating point exception vulnerability was found in sox, in the read_samples function at sox/src/voc.c:334:18. This flaw can lead to a denial of service.

MediumCVSS 6.2Not KEV-listedUpdated
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Glexia's TakeAutomated analysismoderate

Security readout for executives and security teams

Plain-English summary

CVE-2023-32627 is a denial-of-service issue in SoX audio processing. A malformed VOC audio file can trigger a floating point exception in read_samples, causing the process to crash. The business risk is service disruption where SoX processes untrusted or user-supplied audio.

Executive priority

Treat as a targeted operational availability issue, not a data breach indicator. Prioritize remediation where SoX supports customer-facing uploads, automated conversion, or production media pipelines; otherwise handle through normal patch management.

Technical view

The flaw is reported in sox/src/voc.c at read_samples, with CVSS 3.1 score 6.2 and vector AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H. Sources identify availability impact only; no confidentiality or integrity impact is described.

Likely exposure

Exposure is most likely on Linux systems or media workflows using the sox package, especially Fedora, EPEL, and environments tracking Red Hat or Debian advisories. The bundle does not provide exact upstream affected versions.

Exploitation context

The source bundle does not show CISA KEV listing or active exploitation. Practical risk centers on local or automated processing of crafted VOC files, where a crash could interrupt batch jobs, upload pipelines, or audio conversion services.

Researcher notes

Evidence is limited to public CVE metadata and vendor references. The affected upstream version range is not specified in the bundle, and Red Hat Enterprise Linux 6 and 7 status is listed as unknown.

Mitigation direction

  • Check vendor advisories for the installed sox package and apply available updates.
  • Prioritize systems processing untrusted or user-uploaded VOC audio files.
  • Reduce blast radius for media processing jobs through isolation and restart supervision.
  • Monitor Red Hat, Fedora, EPEL, and Debian package guidance for fixed versions.

Validation and detection

  • Inventory hosts, containers, and build images with the sox package installed.
  • Identify services or scripts that invoke SoX on VOC or untrusted audio files.
  • Compare installed package versions against vendor advisory status.
  • Confirm patched systems no longer depend on vulnerable vendor package builds.
Prepared
Confidence
medium
Sources
5

Public sources used

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

Conservative CVE-to-ATT&CK context

These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.

ATT&CK lookup starting points

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cwe · low confidence lookup

CWE-1077: Exact CWE lookup

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cve · low confidence lookup

CVE-2023-32627 mapping review

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Vulnerability profileCVE Program record
Severity
Medium
CVSS
6.2 (3.1)
Known Exploited
No
Published

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.

1CVSS vectors
0Timeline events
0ADP providers
4Source links

CVSS vector scores

1 official score

We collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.

ScoreVersionSeverityVectorExploitImpactSource
6.2CVSS 3.1MediumCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H2.53.6Primary CVE score

Vulnerability scoring details

Base CVSS 3.1 score

6.2Medium
CVSS 3.1 vector shape for CVE-2023-32627Attack VectorAttack ComplexityPrivileges RequiredUser InteractionScopeConfidentiality ImpactIntegrity ImpactAvailability Impact

Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector
NetworkAdjacentLocalPhysical
Attack Complexity
LowHigh
Privileges Required
NoneLowHigh
User Interaction
NoneRequired
Scope
ChangedUnchanged
Confidentiality Impact
HighLowNone
Integrity Impact
HighLowNone
Availability Impact
HighLowNone

Source materials

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus
n/asoxSee advisoryaffected
Red HatRed Hat Enterprise Linux 6soxunknown
Red HatRed Hat Enterprise Linux 7soxunknown
FedoraExtra Packages for Enterprise Linuxsoxaffected
FedoraFedorasoxaffected
Weakness

CWE details

CWE-1077

CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.

CWE-1077 · source CWE mapping

Floating Point Comparison with Incorrect Operator

Floating Point Comparison with Incorrect Operator represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.

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