JLSEC-2026-324

HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5Tconvstructopt in H5Tconv.c...

Heap-based Buffer Overflow

Overview Affected versions of this package are vulnerable to Heap-based Buffer Overflow via the H5Tconvstructopt function. An attacker can execute arbitrary code or cause a denial of service by supplying a specially crafted h5 file. Remediation Upgrade hdf5 to version 1.14.4.3 or higher. Referenc...

CVE-2026-26200 HDF5 Affected by H5T__conv_struct_opt Heap Buffer Overflow

HDF5 is software for managing data. Prior to version 1.14.4-2, an attacker who can control an h5 file parsed by HDF5 can trigger a write-based heap buffer overflow condition. This can lead to a denial-of-service condition, and potentially further issues such as remote code execution depending on...

EUVD-2024-31582

Malicious code in bioql PyPI...

UBUNTU-CVE-2024-33877

HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5Tconvstructopt in H5Tconv.c...

HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5T__conv_struct_opt in H5Tconv.c.

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CVE-2024-33877

HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5Tconvstructopt in H5Tconv.c...

CVE-2024-33877

CVE-2024-33877 affects HDF5 Library up to version 1.14.3, with a heap-based buffer overflow in H5T__conv_struct_opt (H5Tconv.c). This is cited in connected advisories as a vulnerability in HDF5 1.14.x, with public documentation of the same root cause. The Tencent/Tenable listings confirm the issu...