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hdf5: HDF5 library: Denial of Service via crafted HDF5 file processing

🗓️ 31 Aug 2026 13:47:28Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

Double free in HDF5 via oversized chunk size in crafted file processed by h5repack causing DoS.

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Refs
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attackerkb
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CVE-2026-17573 Double Free in H5D__chunk_copy() in HDF5 via a Crafted Chunk-Index Size Field
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27 Jul 202615:11
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euvd
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27 Jul 202616:17
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osv
OSV
AZL-94013 CVE-2026-17573 affecting package hdf5 for versions less than 1.14.6-4
27 Jul 202616:17
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OSV
DEBIAN-CVE-2026-17573
27 Jul 202616:17
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Hardened Imagesanyaarch64hdf52.2.0-0.1.1.hum1hdf5-2.2.0-0.1.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64hdf52.2.0-0.1.1.hum1hdf5-2.2.0-0.1.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64hdf5-devel2.2.0-0.1.1.hum1hdf5-devel-2.2.0-0.1.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64hdf5-devel2.2.0-0.1.1.hum1hdf5-devel-2.2.0-0.1.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64hdf5-mpich2.2.0-0.1.1.hum1hdf5-mpich-2.2.0-0.1.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64hdf5-mpich2.2.0-0.1.1.hum1hdf5-mpich-2.2.0-0.1.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64hdf5-mpich-devel2.2.0-0.1.1.hum1hdf5-mpich-devel-2.2.0-0.1.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64hdf5-mpich-devel2.2.0-0.1.1.hum1hdf5-mpich-devel-2.2.0-0.1.1.hum1.x86_64.rpm
Red Hat Hardened Imagesanyaarch64hdf5-mpich-static2.2.0-0.1.1.hum1hdf5-mpich-static-2.2.0-0.1.1.hum1.aarch64.rpm
Red Hat Hardened Imagesanyx86_64hdf5-mpich-static2.2.0-0.1.1.hum1hdf5-mpich-static-2.2.0-0.1.1.hum1.x86_64.rpm
Rows per page

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21 Sep 2026 17:22Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.15.5
CVSS 46.7
EPSS0.00123
SSVC
4