What’s Vulnerable › Vulnerabilities

CVE-2016-4332

• Severity: high (CVSS 8.6 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2016-11-18 · updated 2026-06-17
• Weakness: CWE-20

Description

The library's failure to check if certain message types support a particular flag, the HDF5 1.8.16 library will cast the structure to an alternative structure and then assign to fields that aren't supported by the message type and the library will write outside the bounds of the heap buffer. This can lead to code execution under the context of the library.

Affected products

• HDF5: 1.8.16

References

• http://www.debian.org/security/2016/dsa-3727
• http://www.securityfocus.com/bid/94417
• http://www.talosintelligence.com/reports/TALOS-2016-0178/
• https://security.gentoo.org/glsa/201701-13
• http://www.debian.org/security/2016/dsa-3727
• http://www.securityfocus.com/bid/94417
• http://www.talosintelligence.com/reports/TALOS-2016-0178/
• https://security.gentoo.org/glsa/201701-13

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