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  5. CVE-2024-1023

CVE-2024-1023: Eclipse Vert.x memory leak

March 27, 2024

A vulnerability in the Eclipse Vert.x toolkit results in a memory leak due to using Netty FastThreadLocal data structures. Specifically, when the Vert.x HTTP client establishes connections to different hosts, triggering the memory leak. The leak can be accelerated with intimate runtime knowledge, allowing an attacker to exploit this vulnerability. For instance, a server accepting arbitrary internet addresses could serve as an attack vector by connecting to these addresses, thereby accelerating the memory leak.

References

  • access.redhat.com/security/cve/CVE-2024-1023
  • bugzilla.redhat.com/show_bug.cgi?id=2260840
  • github.com/advisories/GHSA-5667-3wch-7q7w
  • github.com/eclipse-vertx/vert.x
  • github.com/eclipse-vertx/vert.x/commit/665ceba38444e3929bb7b9a2a0bae2cb603fe81b
  • github.com/eclipse-vertx/vert.x/commit/dd6f64302b56cd4d3dcf61efaaf174b5f6ce676d
  • github.com/eclipse-vertx/vert.x/issues/5078
  • github.com/eclipse-vertx/vert.x/pull/5080
  • github.com/eclipse-vertx/vert.x/pull/5082
  • nvd.nist.gov/vuln/detail/CVE-2024-1023

Code Behaviors & Features

Detect and mitigate CVE-2024-1023 with GitLab Dependency Scanning

Secure your software supply chain by verifying that all open source dependencies used in your projects contain no disclosed vulnerabilities. Learn more about Dependency Scanning →

Affected versions

All versions starting from 4.4.5 before 4.5.2

Fixed versions

  • 4.5.2

Solution

Upgrade to version 4.5.2 or above.

Impact 6.5 MEDIUM

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

Learn more about CVSS

Weakness

  • CWE-200: Exposure of Sensitive Information to an Unauthorized Actor

Source file

maven/io.vertx/vertx-core/CVE-2024-1023.yml

Spotted a mistake? Edit the file on GitLab.

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