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151 records

Priority LOW 29

HDF5 through 2.2.0 contains a heap buffer over-read vulnerability in H5L__extern_traverse() in src/H5Lexternal.c, the default traversal callback for external links.

CVSS 4.0MEDIUM 6.9 Local No auth User interaction EPSS 0.00152 Published 2026-11-03 Partial fix · 2.3.0 CWE-125
Priority LOW 10

HDF5 through 2.2.0 contains a heap buffer over-read vulnerability in H5O__chunk_deserialize() in src/H5Ocache.c.

CVSS 4.0LOW 1.9 Local No auth User interaction EPSS 0.00178 Published 2026-11-03 Partial fix · 2.3.0 CWE-125
Priority LOW 21

HDF5 through 2.2.0 contains an out-of-bounds read vulnerability in H5Z__filter_szip() in src/H5Zszip.c.

CVSS 4.0MEDIUM 4.7 Local No auth User interaction EPSS 0.0014 Published 2026-11-03 Partial fix · 2.3.0 CWE-125
Priority LOW 9

HDF5 through 2.2.0 contains an uninitialized memory read vulnerability in H5Z__filter_scaleoffset() in src/H5Zscaleoffset.c.

CVSS 4.0LOW 1.9 Local No auth User interaction EPSS 0.00145 Published 2026-11-03 Partial fix · 2.3.0 CWE-908
Priority LOW 38

A heap-based buffer overflow in H5VM_array_fill() in src/H5VM.c in HDF5 before 2.2.0 lets a remote attacker cause an application crash and possibly execute arbitrary code with a crafted HDF5 file.

CVSS 4.0HIGH 8.5 Local No auth User interaction EPSS 0.00163 Published 2026-10-06 Fixed in 2.2.0 CWE-122
Priority LOW 29

A heap-based buffer over-read in H5Z__filter_scaleoffset() in src/H5Zscaleoffset.c in HDF5 through 2.2.0 lets an attacker cause a denial of service (application crash) with a crafted HDF5 file.

CVSS 4.0MEDIUM 6.8 Local No auth User interaction EPSS 0.00118 Published 2026-10-06 Fixed in 2.2.0 CWE-125
TI-2026-62472 CVE-2026-92627 · GHSA-q9w4-8jx2-6xc8

Heap Use-After-Free in H5T__conv_f_f

Priority LOW 21

A heap-use-after-free vulnerability exists in H5T__conv_f_f() in src/H5Tconv.c in HDF5 before 1.14.2.

CVSS 4.0MEDIUM 4.6 Local No auth User interaction EPSS 0.00229 Published 2026-09-16 Partial fix · 1.14.2 CWE-416
Priority MEDIUM 63

H5Z__filter_fletcher32 in H5Zfletcher32.c in HDF5 prior to 2.3.0 computes the data length to checksum by subtracting the 4-byte trailing checksum size from the input buffer size without checking that the buffer is at lea…

CVSS 4.0MEDIUM 6.8 Local No auth User interaction EPSS 0.00195 Published 2026-08-05 Partial fix CWE-125
Priority MEDIUM 64

The H5Z__nbit_decompress_one_byte, H5Z__nbit_decompress_one_nooptype, and H5Z__nbit_decompress_one_atomic functions in H5Znbit.c in HDF5 prior to 2.3.0 advance a read index into the compressed chunk buffer without boundi…

CVSS 4.0MEDIUM 6.9 Local No auth User interaction EPSS 0.00195 Published 2026-08-05 Partial fix CWE-125
Priority MEDIUM 63

H5Z__filter_nbit in H5Znbit.c in HDF5 prior to 2.3.0 dereferences cd_values[0] through cd_values[4] without validating that cd_values is non-NULL or that cd_nelmts is at least 5, the fixed size of the filter's header.

CVSS 4.0MEDIUM 6.8 Local No auth User interaction EPSS 0.00195 Published 2026-08-05 Partial fix CWE-1284
Priority MEDIUM 63

H5O__layout_decode in H5Olayout.c in HDF5 through 2.3.0 does not validate that a chunked dataset's stored chunk-layout dimensionality matches its dataspace rank when an existing dataset is opened, whereas this check is p…

CVSS 4.0MEDIUM 6.8 Local No auth User interaction EPSS 0.00172 Published 2026-08-05 Partial fix CWE-369
Priority HIGH 69

NULL pointer dereference in H5Pget_fill_value in HDF5 before 2.3.0 allows attackers to cause a denial of service via a dataset whose version 1 or 2 fill value message has the "defined" flag set together with a negative s…

CVSS 4.0HIGH 8.2 Local No auth User interaction EPSS 0.00185 Published 2026-08-05 Partial fix CWE-476
Priority MEDIUM 63

Untrusted pointer dereference in the render_bin_output function in the h5dump tool in HDF5 before 2.3.0 allows attackers to cause a denial of service via a variable-length string dataset with more than one element dumped…

CVSS 4.0MEDIUM 6.8 Local No auth User interaction EPSS 0.00172 Published 2026-08-05 Fix deferred CWE-822
TI-2026-14410 CVE-2026-17572 · GHSA-9mx5-fj64-m52r

HDF5 SOHM List Index Heap Buffer Overflow

Priority LOW 24

Heap-based buffer overflow in the SOHM list-index deserialization code in HDF5 through 2.1.1 on all platforms allows attackers to cause a denial of service (crash) via a crafted HDF5 file whose shared-message list index…

CVSS 4.0MEDIUM 5.5 Local No auth User interaction EPSS 0.00141 Published 2026-07-27 Partial fix CWE-125
TI-2025-06430 CVE-2025-7068 · GHSA-v8w5-gvph-x6f3

HDF5 H5FL.c H5FL__malloc memory leak

Priority MEDIUM 55

A vulnerability, which was classified as problematic, has been found in HDF5 1.14.6.

CVSS 4.0MEDIUM 4.8 Local Low privileges No interaction EPSS 0.00248 Published 2025-07-04 Fix deferred CWE-401
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