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hdf5

A double free vulnerability exists in the HDF5 library when processing a crafted HDF5 file with an oversized chunk size field via the h5repack tool. This can cause the application to abort due to a double free error. The vulnerability has a CVSS 3.1 score of 5.5, indicating medium severity, and affects multiple specific versions of the HDF5 library as used in various Ubuntu distributions.

CVE-2026-17573 describes a double free vulnerability in the HDF5 library. Specifically, when h5repack processes a crafted HDF5 file containing an oversized chunk size field, it may trigger a double free condition causing the application to abort. This vulnerability affects numerous specific versions of the HDF5 library primarily distributed with Ubuntu LTS releases. The CVSS 3.1 vector indicates the attack requires local access with low complexity and no privileges, but user interaction is required. The impact is limited to denial of service (application abort) without confidentiality or integrity loss. There are no known exploits in the wild and no patch information is provided in the source data.

Detailed information about A double free vulnerability was discovered in the HDF5 library. (CVE-2026-17573) affecting null hdf5. Get real-time updates, technica

A double free vulnerability was discovered in the HDF5 library. (CVE-2026-17573) - Live Threat Intelligence - Threat Radar | OffSeq.com

A double free vulnerability was discovered in the HDF5 library. (CVE-2026-17573)

A double free vulnerability was discovered in the HDF5 library. Processing a crafted HDF5 file containing an oversized chunk size field via h5repack may cause the application to abort due to a double free.

CVE-2026-17573 describes a double free vulnerability in the HDF5 library. Specifically, when h5repack processes a specially crafted HDF5 file containing an oversized chunk size field, it may trigger a double free condition leading to application abort. The vulnerability is classified under CWE-415. The CVSS 4.0 vector indicates local attack vector with low complexity, no privileges required, user interaction needed, and high impact on availability. No remediation or patch information is currently available.

Detailed information about CVE-2026-17573: CWE-415 Double free in The HDF Group HDF5 affecting The HDF Group HDF5. Get real-time updates, technical details, and

CVE-2026-17573: CWE-415 Double free in The HDF Group HDF5 - Live Threat Intelligence - Threat Radar | OffSeq.com

CVE-2026-17573: CWE-415 Double free in The HDF Group HDF5


A double free vulnerability was discovered in the HDF5 library. (CVE-2026-17573)CVE-2026-17573 0 A double free vulnerability exists in the HDF5 library when processing a crafted HDF5 file with an oversized chunk size field via the h5repack tool. This can cause the application to abort due to a double free error. The vulnerability has a CVSS 3.1 score of 5.5, indicating medium severity, and affects multiple specific versions of the HDF5 library as used in various Ubuntu distributions. MediumVulnerability#gcve #osv #ubuntu-cve-2026-17573 Join the discussion	GCVE Database	07/27/2026, 16:17:00 UTC Added: 08/20/2026, 14:08:47 UTC
CVE-2026-17573: CWE-415 Double free in The HDF Group HDF5CVE-2026-17573 0 A double free vulnerability was discovered in the HDF5 library. Processing a crafted HDF5 file containing an oversized chunk size field via h5repack may cause the application to abort due to a double free. MediumVulnerability#cve #cve-2026-17573 #cwe-415 Join the discussion	CVE Database V5	07/27/2026, 15:11:54 UTC Added: 07/27/2026, 15:37:40 UTC

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