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- 5.4CVE-2026-120758EPSS 0.1%
HDF5 through 2.2.0 contains a NULL pointer dereference vulnerability in H5HL_unprotect() in src/H5HL.c. H5HL_protect() pins a single metadata cache entry for a local heap, either the heap prefix or the separate data block, and H5HL_unprote…
- 6.9CVE-2026-120757EPSS 0.2%
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. The callback locates the target file name and object path within the link’…
- 1.9CVE-2026-120756EPSS 0.2%
HDF5 through 2.2.0 contains a heap buffer over-read vulnerability in H5O__chunk_deserialize() in src/H5Ocache.c. When decoding object header messages, the declared message size is checked against the end of the chunk image before the remai…
- 4.7CVE-2026-120755EPSS 0.1%
HDF5 through 2.2.0 contains an out-of-bounds read vulnerability in H5Z__filter_szip() in src/H5Zszip.c. When decoding a szip-compressed chunk, the function subtracts the 4-byte uncompressed-length header from the chunk length without first…
- 1.9CVE-2026-120754EPSS 0.1%
HDF5 through 2.2.0 contains an uninitialized memory read vulnerability in H5Z__filter_scaleoffset() in src/H5Zscaleoffset.c. The decode path validates reads against the allocated size of the chunk buffer rather than the number of bytes act…
- 5.2CVE-2026-17574EPSS 0.1%
HDF5 contains a NULL pointer dereference vulnerability. Processing a crafted HDF5 file containing an attribute with an invalid variable-length datatype type field may cause the application to crash when the attribute is read.
- 4.0CVE-2026-17573EPSS 0.2%
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.
- 5.5CVE-2026-17572EPSS 0.1%
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 declares a num_mess…
- 5.9CVE-2026-26199EPSS 0.4%
HDF5 is a high-performance library and a file format specification that implements the HDF5 data model. If `H5Iget_name` is invoked on a group id with `0` for the size parameter, it will underflow when trying to place a null terminator in …
- 5.9CVE-2026-26197EPSS 0.4%
HDF5 is a high-performance library and a file format specification that implements the HDF5 data model. If a file is corrupted such that an array datatype's size, the number of elements, and the element size are not in agreement it can tr…
- 5.5CVE-2026-29043EPSS 0.2%
HDF5 is software for managing data. In 1.14.1-2 and earlier, an attacker who can control an h5 file parsed by HDF5 can trigger a write-based heap buffer overflow condition in the H5T__ref_mem_setnull method. This can lead to a denial-of-se…
- 7.8CVE-2026-34734EPSS 0.2%
HDF5 is software for managing data. In 1.14.1-2 and earlier, a heap-use-after-free was found in the h5dump helper utility. An attacker who can supply a malicious h5 file can trigger a heap use-after-free. The freed object is referenced in …
- 7.8CVE-2026-26200EPSS 0.4%
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 potentiall…
- 1.9CVE-2025-7069EPSS 0.3%
A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5FS__sect_link_size of the file src/H5FSsection.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the…
- 1.9CVE-2025-7068EPSS 0.2%
A vulnerability, which was classified as problematic, has been found in HDF5 1.14.6. This issue affects the function H5FL__malloc of the file src/H5FL.c. The manipulation leads to memory leak. Attacking locally is a requirement. The exploi…
- 1.9CVE-2025-7067EPSS 0.3%
A vulnerability classified as problematic was found in HDF5 1.14.6. This vulnerability affects the function H5FS__sinfo_serialize_node_cb of the file src/H5FScache.c. The manipulation leads to heap-based buffer overflow. Local access is re…
- 1.9CVE-2025-6858EPSS 0.2%
A vulnerability was found in HDF5 1.14.6 and classified as problematic. Affected by this issue is the function H5C__flush_single_entry of the file src/H5Centry.c. The manipulation leads to null pointer dereference. The attack needs to be a…
- 1.9CVE-2025-6857EPSS 0.3%
A vulnerability has been found in HDF5 1.14.6 and classified as problematic. Affected by this vulnerability is the function H5G__node_cmp3 of the file src/H5Gnode.c. The manipulation leads to stack-based buffer overflow. It is possible to …
- 1.9CVE-2025-6856EPSS 0.3%
A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5FL__reg_gc_list of the file src/H5FL.c. The manipulation leads to use after free. Attacking locally is a requirement. The exploit ha…
- 1.9CVE-2025-6818EPSS 0.3%
A vulnerability, which was classified as problematic, was found in HDF5 1.14.6. Affected is the function H5O__chunk_protect of the file /src/H5Ochunk.c. The manipulation leads to heap-based buffer overflow. An attack has to be approached l…
- 1.9CVE-2025-6817EPSS 0.2%
A vulnerability, which was classified as problematic, has been found in HDF5 1.14.6. This issue affects the function H5C__load_entry of the file /src/H5Centry.c. The manipulation leads to resource consumption. The attack needs to be approa…
- 1.9CVE-2025-6816EPSS 0.3%
A vulnerability classified as problematic was found in HDF5 1.14.6. This vulnerability affects the function H5O__fsinfo_encode of the file /src/H5Ofsinfo.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the…
- 1.9CVE-2025-6750EPSS 0.3%
A vulnerability, which was classified as problematic, has been found in HDF5 1.14.6. Affected by this issue is the function H5O__mtime_new_encode of the file src/H5Omtime.c. The manipulation leads to heap-based buffer overflow. Attacking l…
- 1.9CVE-2025-6516EPSS 0.4%
A vulnerability has been found in HDF5 up to 1.14.6 and classified as critical. This vulnerability affects the function H5F_addr_decode_len of the file /hdf5/src/H5Fint.c. The manipulation leads to heap-based buffer overflow. An attack has…
- 1.9CVE-2025-6270EPSS 0.3%
A vulnerability, which was classified as critical, has been found in HDF5 up to 1.14.6. Affected by this issue is the function H5FS__sect_find_node of the file H5FSsection.c. The manipulation leads to heap-based buffer overflow. It is poss…
- 1.9CVE-2025-6269EPSS 0.3%
A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is the function H5C__reconstruct_cache_entry of the file H5Cimage.c. The manipulation leads to heap-based buffer overflow. Attacking loca…
- 8.8CVE-2025-44905EPSS 0.5%
hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.
- 8.8CVE-2025-44904EPSS 0.5%
hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5VM_memcpyvv function.
- 1.9CVE-2025-2926EPSS 0.3%
A vulnerability was found in HDF5 up to 1.14.6 and classified as problematic. This issue affects the function H5O__cache_chk_serialize of the file src/H5Ocache.c. The manipulation leads to null pointer dereference. An attack has to be appr…
- 1.9CVE-2025-2925EPSS 0.3%
A vulnerability has been found in HDF5 up to 1.14.6 and classified as problematic. This vulnerability affects the function H5MM_realloc of the file src/H5MM.c. The manipulation of the argument mem leads to double free. The attack needs to …
- 1.9CVE-2025-2924EPSS 0.3%
A vulnerability, which was classified as problematic, was found in HDF5 up to 1.14.6. This affects the function H5HL__fl_deserialize of the file src/H5HLcache.c. The manipulation of the argument free_block leads to heap-based buffer overfl…
- 1.9CVE-2025-2923EPSS 0.3%
A vulnerability, which was classified as problematic, has been found in HDF5 up to 1.14.6. Affected by this issue is the function H5F_addr_encode_len of the file src/H5Fint.c. The manipulation of the argument pp leads to heap-based buffer …
- 1.9CVE-2025-2915EPSS 0.3%
A vulnerability classified as problematic was found in HDF5 up to 1.14.6. This vulnerability affects the function H5F__accum_free of the file src/H5Faccum.c. The manipulation of the argument overlap_size leads to heap-based buffer overflow…
- 1.9CVE-2025-2914EPSS 0.3%
A vulnerability classified as problematic has been found in HDF5 up to 1.14.6. This affects the function H5FS__sinfo_Srialize_Sct_cb of the file src/H5FScache.c. The manipulation of the argument sect leads to heap-based buffer overflow. Lo…
- 1.9CVE-2025-2913EPSS 0.3%
A vulnerability was found in HDF5 up to 1.14.6. It has been rated as critical. Affected by this issue is the function H5FL__blk_gc_list of the file src/H5FL.c. The manipulation of the argument H5FL_blk_head_t leads to use after free. An at…
- 1.9CVE-2025-2912EPSS 0.3%
A vulnerability was found in HDF5 up to 1.14.6. It has been declared as problematic. Affected by this vulnerability is the function H5O_msg_flush of the file src/H5Omessage.c. The manipulation of the argument oh leads to heap-based buffer …
- 4.8CVE-2025-2310EPSS 0.4%
A vulnerability was found in HDF5 1.14.6 and classified as critical. This issue affects the function H5MM_strndup of the component Metadata Attribute Decoder. The manipulation leads to heap-based buffer overflow. Attacking locally is a req…
- 4.8CVE-2025-2309EPSS 0.4%
A vulnerability has been found in HDF5 1.14.6 and classified as critical. This vulnerability affects the function H5T__bit_copy of the component Type Conversion Logic. The manipulation leads to heap-based buffer overflow. Local access is r…
- 4.8CVE-2025-2308EPSS 0.4%
A vulnerability, which was classified as critical, was found in HDF5 1.14.6. This affects the function H5Z__scaleoffset_decompress_one_byte of the component Scale-Offset Filter. The manipulation leads to heap-based buffer overflow. An atta…
- 2.3CVE-2025-2153EPSS 0.5%
A vulnerability, which was classified as critical, was found in HDF5 1.14.6. Affected is the function H5SM_delete of the file H5SM.c of the component h5 File Handler. The manipulation leads to heap-based buffer overflow. It is possible to …
- 9.8CVE-2024-32608EPSS 0.7%
HDF5 library through 1.14.3 has memory corruption in H5A__close resulting in the corruption of the instruction pointer and causing denial of service or potential code execution.
- 8.8CVE-2024-33877EPSS 0.9%
HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5T__conv_struct_opt in H5Tconv.c.
- 5.7CVE-2024-33876EPSS 0.2%
HDF5 Library through 1.14.3 has a heap buffer overflow in H5S__point_deserialize in H5Spoint.c.
- 5.7CVE-2024-33875EPSS 0.2%
HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5O__layout_encode in H5Olayout.c, resulting in the corruption of the instruction pointer.
- 9.8CVE-2024-33874EPSS 0.9%
HDF5 Library through 1.14.3 has a heap buffer overflow in H5O__mtime_new_encode in H5Omtime.c.
- 8.8CVE-2024-33873EPSS 0.9%
HDF5 Library through 1.14.3 has a heap-based buffer overflow in H5D__scatter_mem in H5Dscatgath.c.
- 7.4CVE-2024-32624EPSS 0.6%
HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5T__ref_mem_setnull in H5Tref.c (called from H5T__conv_ref in H5Tconv.c), resulting in the corruption of the instruction pointer.
- 8.8CVE-2024-32623EPSS 0.9%
HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5VM_array_fill in H5VM.c (called from H5S_select_elements in H5Spoint.c).
- 9.1CVE-2024-32622EPSS 1.0%
HDF5 Library through 1.14.3 contains a out-of-bounds read operation in H5FL_arr_malloc in H5FL.c (called from H5S_set_extent_simple in H5S.c).
- 9.8CVE-2024-32621EPSS 0.9%
HDF5 Library through 1.14.3 contains a heap-based buffer overflow in H5HG_read in H5HG.c (called from H5VL__native_blob_get in H5VLnative_blob.c), resulting in the corruption of the instruction pointer.