What’s Vulnerable › Vulnerabilities

CVE-2019-8396

• Severity: medium (CVSS 6.5 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.3% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-02-17 · updated 2026-06-17
• Weakness: CWE-119

Description

A buffer overflow in H5O__layout_encode in H5Olayout.c in the HDF HDF5 through 1.10.4 library allows attackers to cause a denial of service via a crafted HDF5 file. This issue was triggered while repacking an HDF5 file, aka "Invalid write of size 2."

Affected products

• HDF5: through 1.10.4

References

• https://github.com/magicSwordsMan/PAAFS/tree/master/vul4
• https://github.com/magicSwordsMan/PAAFS/tree/master/vul4

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