CVE-2025-6021 - Vulnerability Details

Related Threat Clusters

• Critical Vulnerabilities in Dell PowerProtect Data Domain Expose Systems to Attacks

  Dell PowerProtect Data Domain has been found vulnerable to multiple security issues, affecting its ability to protect data in on-premise and multi-cloud environments. A security advisory highlights vulnerabilities in…

  2 articles · Updated April 21, 2026
• Mageia 9 libxml2 Critical DoS Vulnerabilities Identified

  Mageia 9 has been found to have multiple critical vulnerabilities in the libxml2 library, leading to denial of service (DoS) conditions. The issues include unbounded recursion, heap use after free, and various types of…

  4 articles · Updated January 30, 2026
• Multiple CVEs Affecting XML Libraries Published on February 18, 2026

  Two new Common Vulnerabilities and Exposures (CVEs) were published on February 18, 2026. CVE-2022-49043 affects libxml2 versions before 2.11.0, introducing a use-after-free vulnerability, while CVE-2024-28757 in…

  8 articles · Updated February 18, 2026

Recent Intelligence Reports

• Dsa 2026 060 Security Update For Dell Powerprotect Data Domain Multiple Vulnerabilities — www.dell.com · April 21, 2026
• CVE-2025-6021 Libxml2: integer overflow in xmlbuildqname() leads to stack buffer overflow in libxml2 — Api.Msrc.Microsoft · February 18, 2026
• Mageia 9: libxml2 Critical DoS Vulnerabilities MGASA-2025 — Linuxsecurity · November 9, 2025

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