CVE-2022-23852 (High) detected in expat-sys-2.1.6.crate

[mend-bolt-for-github[bot]]

CVE-2022-23852 - High Severity Vulnerability

Vulnerable Library - expat-sys-2.1.6.crate

XML parser library written in C

Library home page: https://crates.io/api/v1/crates/expat-sys/2.1.6/download

Dependency Hierarchy:

• amethyst-0.15.3.crate (Root Library)
  • amethyst_ui-0.15.3.crate
    • font-kit-0.5.0.crate
      • servo-fontconfig-0.4.0.crate
        • servo-fontconfig-sys-4.0.9.crate
          • :x: expat-sys-2.1.6.crate (Vulnerable Library)

Found in HEAD commit: a5a175063bd51fcbbce0eaba88d1b9b6ad315911

Found in base branch: master

Vulnerability Details

Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for configurations with a nonzero XML_CONTEXT_BYTES.

Publish Date: 2022-01-24

URL: CVE-2022-23852

CVSS 3 Score Details (9.8)

Base Score Metrics:

• Exploitability Metrics:
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
• Impact Metrics:
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High

For more information on CVSS3 Scores, click here.

Suggested Fix

Type: Upgrade version

Origin: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-23852

Release Date: 2022-01-24

Fix Resolution: R_2_4_4

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