GHSA-wcxc-jf6c-8rx9: Duplicate Advisory Uncaught Exception Vulnerability

MODERATE
Share
CWE-248
Published
Advisory Summary

GHSA-wcxc-jf6c-8rx9 is a MODERATE uncaught exception vulnerability (CWE-248: Uncaught Exception) affecting Duplicate Advisory libraries in the crates.io ecosystem. The issue involves uncaught exception in libpulse-binding. Remediation is available by upgrading affected packages to version 2.6.0.

GHSA-wcxc-jf6c-8rx9 at a Glance

CVE Identifier N/A
GHSA Identifier GHSA-wcxc-jf6c-8rx9
Severity MODERATE
CVSS v3.1 Base Score N/A
CWE Classification CWE-248: Uncaught Exception
Affected Product Duplicate Advisory
Package Ecosystem crates.io
Published Date
Last Updated

How to Fix GHSA-wcxc-jf6c-8rx9

To remediate this vulnerability, upgrade all affected Duplicate Advisory dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

libpulse-binding fixed: 2.6.0 
Upgrade libpulse-binding to 2.6.0
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for libpulse-binding

How to Check if You Are Affected

To determine whether your application is affected by GHSA-wcxc-jf6c-8rx9, inspect your project dependencies for Duplicate Advisory:

inspect dependencies for libpulse-binding

Analyze the terminal output to locate any version of Duplicate Advisory in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.6.0), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-248: Uncaught Exception, where an exception is thrown from a function, but it is not caught. In Duplicate Advisory, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

## Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-xvcg-2q82-r87j. This link is maintained to preserve external references. ## Original Description Affected versions of this crate failed to catch panics crossing FFI boundaries via callbacks, which is a form of UB. This flaw was corrected by [this commit][1] which was included in version 2.6.0.

GHSA-wcxc-jf6c-8rx9 Affected Duplicate Advisory Versions

1 component(s)
Fixed Versions:
2.6.0
Product / Package Ecosystem Affected Versions Fixed Version
libpulse-binding
 crates.io
< 2.6.0
2.6.0

References

Security Fix Commit FIX COMMIT
https://github.com/jnqnfe/pulse-binding-rust/commit/7fd282aef7787577c385aed88cb25d004b85f494
Duplicate Advisory Source Repository REPOSITORY
https://github.com/jnqnfe/pulse-binding-rust
rustsec.org/advisories/rustsec-... WEB
https://rustsec.org/advisories/RUSTSEC-2019-0038.html

Frequently Asked Questions

What is GHSA-wcxc-jf6c-8rx9?
GHSA-wcxc-jf6c-8rx9 is a security vulnerability in Duplicate Advisory involving Uncaught Exception in libpulse-binding under CWE-248: Uncaught Exception.
Which Duplicate Advisory versions are affected?
Affected versions include releases prior to 2.6.0 across affected packages: libpulse-binding.
What version fixes GHSA-wcxc-jf6c-8rx9?
Upgrading to 2.6.0 (or the latest patched release for your respective branch) resolves the vulnerability.
Is libpulse-binding affected?
Yes, libpulse-binding is affected in releases prior to 2.6.0. Upgrade your dependency to 2.6.0 or later.
What CWE is associated with GHSA-wcxc-jf6c-8rx9?
GHSA-wcxc-jf6c-8rx9 is classified under CWE-248: Uncaught Exception (An exception is thrown from a function, but it is not caught.).
How can I check crates.io dependencies for GHSA-wcxc-jf6c-8rx9?
Run the dependency tree command: 'inspect dependencies for libpulse-binding'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-wcxc-jf6c-8rx9",
  "modified" : "2026-01-23T22:32:51Z",
  "published" : "2021-08-25T20:57:21Z",
  "withdrawn" : "2026-01-23T22:32:51Z",
  "aliases" : [ ],
  "summary" : "Duplicate Advisory: Uncaught Exception in libpulse-binding",
  "details" : "## Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-xvcg-2q82-r87j. This link is maintained to preserve external references.\n\n## Original Description\nAffected versions of this crate failed to catch panics crossing FFI boundaries via callbacks, which\nis a form of UB. This flaw was corrected by [this commit][1] which was included in version 2.6.0.",
  "severity" : [ ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "crates.io",
      "name" : "libpulse-binding"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2.6.0"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "WEB",
    "url" : "https://github.com/jnqnfe/pulse-binding-rust/commit/7fd282aef7787577c385aed88cb25d004b85f494"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/jnqnfe/pulse-binding-rust"
  }, {
    "type" : "WEB",
    "url" : "https://rustsec.org/advisories/RUSTSEC-2019-0038.html"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-248" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2021-08-18T20:24:24Z",
    "nvd_published_at" : null
  }
}