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TI-2016-03837 Aliases CVE-2016-4463GHSA-vw73-mc59-g9mx

Stack-based buffer overflow in Apache Xerces-C++ before 3.1.4 allows context-dependent…

Priority MEDIUM 48CWE-119Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Partial Red Hat: 14 fixed, 4 without a fix

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-119 and the CVSS impact.

Summary

Stack-based buffer overflow in Apache Xerces-C++ before 3.1.4 allows context-dependent attackers to cause a denial of service via a deeply nested DTD.

Why it matters now

EPSS 0.1425 96th percentileScored 2026-11-07
Fix Partial Red Hat: 3 advisoriesRed Hat: 14 fixed, 4 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:apache:xerces-c\+\+:*:*:*:*:*:*:*:*up to 3.1.3VulnerableApache
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
  • cpe:2.3:a:apache:xerces-c\+\+:*:*:*:*:*:*:*:* Versions up to 3.1.3 Vulnerable ·Apache
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian

Remediation

Red Hat 3 advisories

  • RHSA-2018:3514 Released 2018-11-06 · Red Hat rating Moderate
    xerces-c security update
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.4) xerces-c-3.1.1-8.el7_4.1, xerces-c-devel-3.1.1-8.el7_4.1, xerces-c-doc-3.1.1-8.el7_4.1
    • Red Hat Enterprise Linux Server EUS (v. 7.4) xerces-c-3.1.1-8.el7_4.1, xerces-c-3.1.1-8.el7_4.1.ppc
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.4) xerces-c-devel-3.1.1-8.el7_4.1, xerces-c-devel-3.1.1-8.el7_4.1.ppc, xerces-c-doc-3.1.1-8.el7_4.1
  • RHSA-2018:3506 Released 2018-11-06 · Red Hat rating Moderate
    xerces-c security update
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5) xerces-c-3.1.1-8.el7_5.1, xerces-c-devel-3.1.1-8.el7_5.1, xerces-c-doc-3.1.1-8.el7_5.1
    • Red Hat Enterprise Linux Server EUS (v. 7.5) xerces-c-3.1.1-8.el7_5.1, xerces-c-3.1.1-8.el7_5.1.ppc
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.5) xerces-c-devel-3.1.1-8.el7_5.1, xerces-c-devel-3.1.1-8.el7_5.1.ppc, xerces-c-doc-3.1.1-8.el7_5.1
  • RHSA-2018:3335 Released 2018-10-30 · Red Hat rating Moderate
    xerces-c security update
    • Red Hat Enterprise Linux Client Optional (v. 7) xerces-c-3.1.1-9.el7, xerces-c-devel-3.1.1-9.el7, xerces-c-doc-3.1.1-9.el7
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) xerces-c-3.1.1-9.el7, xerces-c-devel-3.1.1-9.el7, xerces-c-doc-3.1.1-9.el7
    • Red Hat Enterprise Linux Server (v. 7) xerces-c-3.1.1-9.el7, xerces-c-3.1.1-9.el7.ppc
    • Red Hat Enterprise Linux Server Optional (v. 7) xerces-c-devel-3.1.1-9.el7, xerces-c-devel-3.1.1-9.el7.ppc, xerces-c-doc-3.1.1-9.el7
    • Red Hat Enterprise Linux Workstation (v. 7) xerces-c-3.1.1-9.el7
    • Red Hat Enterprise Linux Workstation Optional (v. 7) xerces-c-devel-3.1.1-9.el7, xerces-c-doc-3.1.1-9.el7
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) xerces-c-3.1.1-9.el7
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) xerces-c-devel-3.1.1-9.el7, xerces-c-doc-3.1.1-9.el7

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Will not fix
Red Hat Enterprise MRG 2Affected—
Red Hat Enterprise MRG 3Affected—
Red Hat OpenShift Enterprise 2Affected—
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2018:3335
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2018:3335
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.4)Fixed RHSA-2018:3514
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5)Fixed RHSA-2018:3506
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2018:3335
Red Hat Enterprise Linux Server EUS (v. 7.4)Fixed RHSA-2018:3514
Red Hat Enterprise Linux Server EUS (v. 7.5)Fixed RHSA-2018:3506
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2018:3335
Red Hat Enterprise Linux Server Optional EUS (v. 7.4)Fixed RHSA-2018:3514
Red Hat Enterprise Linux Server Optional EUS (v. 7.5)Fixed RHSA-2018:3506
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2018:3335
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2018:3335
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)Fixed RHSA-2018:3335
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)Fixed RHSA-2018:3335

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-4463
  2. 2026-10-03 Alias added: GHSA-vw73-mc59-g9mx

References

Advisory 6

Other 6

Sources

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