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CVE-2025-44905

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset...

8.8 HighFix available

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.47%Up 0.5 points since May 30, 2025
90%50%10%1%

What each source reports

CVE List Score used 8.8

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Record
CVE-2025-44905
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-122
Updated
2026-11-02
EUVDEUVD-2025-16460 8.8

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Record
EUVD-2025-16460
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-9r89-rh23-vf6r 8.8

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset...

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Record
GHSA-9r89-rh23-vf6r
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-122
Updated
2026-11-02
NVD 8.8

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Record
CVE-2025-44905
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness
CWE-122
Updated
2026-11-02
OSV 8.8

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Record
CVE-2025-44905
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2025-44905 8.8

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Record
DEBIAN-CVE-2025-44905
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 10 moreShow less
OSVJLSEC-2026-338 8.8

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Record
JLSEC-2026-338
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVOESA-2026-1131 8.8

hdf5 security update

HDF5 is a data model, library, and file format for storing and managing data. It supports an unlimited variety of datatypes, and is designed for flexible and efficient I/O and for high volume and complex data. HDF5 is portable and is extensible, allowing applications to evolve in their use of HDF5. The HDF5 Technology suite includes tools and applications for managing, manipulating, viewing, and analyzing data in the HDF5 format.

Security Fix(es):

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 launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used.(CVE-2025-2153)

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 requirement. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.(CVE-2025-2310)

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 overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2912)

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 attack has to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2913)

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. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used.(CVE-2025-2914)

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 overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.(CVE-2025-2923)

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 overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.(CVE-2025-2924)

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 be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2925)

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 approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2926)

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.(CVE-2025-44905)

A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is…

Record
OESA-2026-1131
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVOESA-2026-1132 8.8

hdf5 security update

HDF5 is a data model, library, and file format for storing and managing data. It supports an unlimited variety of datatypes, and is designed for flexible and efficient I/O and for high volume and complex data. HDF5 is portable and is extensible, allowing applications to evolve in their use of HDF5. The HDF5 Technology suite includes tools and applications for managing, manipulating, viewing, and analyzing data in the HDF5 format.

Security Fix(es):

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 launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used.(CVE-2025-2153)

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 requirement. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.(CVE-2025-2310)

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 overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2912)

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 attack has to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2913)

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. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used.(CVE-2025-2914)

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 overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.(CVE-2025-2923)

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 overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.(CVE-2025-2924)

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 be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2925)

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 approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2926)

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.(CVE-2025-44905)

A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is…

Record
OESA-2026-1132
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVOESA-2026-1133 8.8

hdf5 security update

HDF5 is a data model, library, and file format for storing and managing data. It supports an unlimited variety of datatypes, and is designed for flexible and efficient I/O and for high volume and complex data. HDF5 is portable and is extensible, allowing applications to evolve in their use of HDF5. The HDF5 Technology suite includes tools and applications for managing, manipulating, viewing, and analyzing data in the HDF5 format.

Security Fix(es):

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 launch the attack remotely. The complexity of an attack is rather high. The exploitability is told to be difficult. The exploit has been disclosed to the public and may be used.(CVE-2025-2153)

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 requirement. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.(CVE-2025-2310)

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 overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2912)

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 attack has to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2913)

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. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used.(CVE-2025-2914)

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 overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.(CVE-2025-2923)

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 overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.(CVE-2025-2924)

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 be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2925)

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 approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2926)

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.(CVE-2025-44905)

A vulnerability classified as critical was found in HDF5 up to 1.14.6. Affected by this vulnerability is…

Record
OESA-2026-1133
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVOESA-2026-1134 8.8

hdf5 security update

HDF5 is a data model, library, and file format for storing and managing data. It supports an unlimited variety of datatypes, and is designed for flexible and efficient I/O and for high volume and complex data. HDF5 is portable and is extensible, allowing applications to evolve in their use of HDF5. The HDF5 Technology suite includes tools and applications for managing, manipulating, viewing, and analyzing data in the HDF5 format.

Security Fix(es):

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 requirement. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.(CVE-2025-2310)

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 overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2912)

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 attack has to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2913)

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 overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.(CVE-2025-2923)

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 overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.(CVE-2025-2924)

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 be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2925)

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 approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2926)

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.(CVE-2025-44905)

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 locally is a requirement. The exploit has been disclosed to the public and may be used.(CVE-2025-6269)

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 to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-6516)

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…

Record
OESA-2026-1134
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVOESA-2026-1135 8.8

hdf5 security update

HDF5 is a data model, library, and file format for storing and managing data. It supports an unlimited variety of datatypes, and is designed for flexible and efficient I/O and for high volume and complex data. HDF5 is portable and is extensible, allowing applications to evolve in their use of HDF5. The HDF5 Technology suite includes tools and applications for managing, manipulating, viewing, and analyzing data in the HDF5 format.

Security Fix(es):

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 requirement. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.(CVE-2025-2310)

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 overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2912)

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 attack has to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2913)

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 overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.(CVE-2025-2923)

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 overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.(CVE-2025-2924)

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 be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2925)

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 approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2926)

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.(CVE-2025-44905)

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 locally is a requirement. The exploit has been disclosed to the public and may be used.(CVE-2025-6269)

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 to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-6516)

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…

Record
OESA-2026-1135
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVOESA-2026-1136 8.8

hdf5 security update

HDF5 is a data model, library, and file format for storing and managing data. It supports an unlimited variety of datatypes, and is designed for flexible and efficient I/O and for high volume and complex data. HDF5 is portable and is extensible, allowing applications to evolve in their use of HDF5. The HDF5 Technology suite includes tools and applications for managing, manipulating, viewing, and analyzing data in the HDF5 format.

Security Fix(es):

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 requirement. The exploit has been disclosed to the public and may be used. The vendor plans to fix this issue in an upcoming release.(CVE-2025-2310)

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 overflow. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2912)

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 attack has to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2913)

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 overflow. Attacking locally is a requirement. The exploit has been disclosed to the public and may be used.(CVE-2025-2923)

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 overflow. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used.(CVE-2025-2924)

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 be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2925)

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 approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-2926)

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.(CVE-2025-44905)

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 locally is a requirement. The exploit has been disclosed to the public and may be used.(CVE-2025-6269)

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 to be approached locally. The exploit has been disclosed to the public and may be used.(CVE-2025-6516)

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…

Record
OESA-2026-1136
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVUBUNTU-CVE-2025-44905 8.8

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Record
UBUNTU-CVE-2025-44905
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVAZL-62262 No score

CVE-2025-44905 affecting package hdf5 for versions less than 1.14.6-1

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Record
AZL-62262
Updated
2026-11-05
OSVAZL-62267 No score

CVE-2025-44905 affecting package hdf5 for versions less than 1.14.6-1

hdf5 v1.14.6 was discovered to contain a heap buffer overflow via the H5Z__filter_scaleoffset function.

Record
AZL-62267
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
hdf5
Azure Linux:3
before 1.14.6-1
1.14.6-1
hdf5
Azure Linux:2
before 1.14.6-1
1.14.6-1
hdf5
Debian:12
All versions, plus listed versions
1.10.10+repack-11.10.10+repack-21.10.10+repack-31.10.10+repack-3.11.10.10+repack-3.2
Show 45 moreShow less
1.10.10+repack-3.2+ports1.10.10+repack-3.31.10.10+repack-41.10.10+repack-51.10.8+repack1-11.12.0+repack-1~exp11.12.0+repack-1~exp21.12.2+repack-1~exp11.14.3+repack-1~exp11.14.3+repack1-1~exp21.14.3+repack1-1~exp31.14.4.3+repack-1~exp11.14.4.3+repack-1~exp21.14.4.3+repack-1~exp31.14.5+repack-11.14.5+repack-1~exp11.14.5+repack-1~exp21.14.5+repack-1~exp31.14.5+repack-1~exp41.14.5+repack-1~exp51.14.5+repack-1~exp61.14.5+repack-21.14.5+repack-31.14.5+repack-3.11.14.5+repack-3~exp11.14.5+repack-3~exp21.14.5+repack-3~exp31.14.5+repack-3~exp41.14.5+repack-41.14.5+repack-4~exp11.14.5+repack-4~exp21.14.5+repack-5~exp21.14.5+repack-5~exp31.14.6+repack-11.14.6+repack-1~exp11.14.6+repack-1~exp101.14.6+repack-1~exp111.14.6+repack-1~exp121.14.6+repack-1~exp131.14.6+repack-1~exp141.14.6+repack-1~exp151.14.6+repack-1~exp161.14.6+repack-1~exp171.14.6+repack-1~exp181.14.6+repack-1~exp19
None known
hdf5
Debian:13
All versions, plus listed versions
1.14.5+repack-31.14.5+repack-3.11.14.5+repack-41.14.5+repack-4~exp11.14.5+repack-4~exp2
Show 40 moreShow less
1.14.5+repack-5~exp21.14.5+repack-5~exp31.14.6+repack-11.14.6+repack-1~exp11.14.6+repack-1~exp101.14.6+repack-1~exp111.14.6+repack-1~exp121.14.6+repack-1~exp131.14.6+repack-1~exp141.14.6+repack-1~exp151.14.6+repack-1~exp161.14.6+repack-1~exp171.14.6+repack-1~exp181.14.6+repack-1~exp191.14.6+repack-1~exp21.14.6+repack-1~exp201.14.6+repack-1~exp211.14.6+repack-1~exp31.14.6+repack-1~exp41.14.6+repack-1~exp51.14.6+repack-1~exp61.14.6+repack-1~exp71.14.6+repack-1~exp81.14.6+repack-1~exp91.14.6+repack-21.14.6+repack-3~exp12.1.0+repack-12.1.0+repack-1~exp102.1.0+repack-1~exp112.1.0+repack-1~exp32.1.0+repack-1~exp42.1.0+repack-1~exp52.1.0+repack-1~exp62.1.0+repack-1~exp72.1.0+repack-1~exp82.1.0+repack-1~exp92.2.0+repack-12.2.0+repack-22.2.0+repack-32.2.0+repack-4
None known
hdf5
Debian:14
All versions, plus listed versions
1.14.5+repack-31.14.5+repack-3.11.14.5+repack-41.14.5+repack-4~exp11.14.5+repack-4~exp2
Show 40 moreShow less
1.14.5+repack-5~exp21.14.5+repack-5~exp31.14.6+repack-11.14.6+repack-1~exp11.14.6+repack-1~exp101.14.6+repack-1~exp111.14.6+repack-1~exp121.14.6+repack-1~exp131.14.6+repack-1~exp141.14.6+repack-1~exp151.14.6+repack-1~exp161.14.6+repack-1~exp171.14.6+repack-1~exp181.14.6+repack-1~exp191.14.6+repack-1~exp21.14.6+repack-1~exp201.14.6+repack-1~exp211.14.6+repack-1~exp31.14.6+repack-1~exp41.14.6+repack-1~exp51.14.6+repack-1~exp61.14.6+repack-1~exp71.14.6+repack-1~exp81.14.6+repack-1~exp91.14.6+repack-21.14.6+repack-3~exp12.1.0+repack-12.1.0+repack-1~exp102.1.0+repack-1~exp112.1.0+repack-1~exp32.1.0+repack-1~exp42.1.0+repack-1~exp52.1.0+repack-1~exp62.1.0+repack-1~exp72.1.0+repack-1~exp82.1.0+repack-1~exp92.2.0+repack-12.2.0+repack-22.2.0+repack-32.2.0+repack-4
None known
HDF5_jll
Julia
1.14.5+0 up to 2.0.0+0
2.0.0+0
hdf5
openEuler:24.03-LTS-SP3
From an advisory covering 20 CVEs
before 1.14.5-3.oe2403sp3
1.14.5-3.oe2403sp3
hdf5
openEuler:22.03-LTS-SP3
From an advisory covering 20 CVEs
before 1.14.5-3.oe2203sp3
1.14.5-3.oe2203sp3
hdf5
openEuler:22.03-LTS-SP4
From an advisory covering 20 CVEs
before 1.14.5-3.oe2203sp4
1.14.5-3.oe2203sp4
hdf5
openEuler:24.03-LTS
From an advisory covering 16 CVEs
before 1.14.5-3.oe2403
1.14.5-3.oe2403
Show 11 moreShow less
Affected packages
PackageAffectedFixed
hdf5
openEuler:24.03-LTS-SP1
From an advisory covering 16 CVEs
before 1.14.5-3.oe2403sp1
1.14.5-3.oe2403sp1
hdf5
openEuler:24.03-LTS-SP2
From an advisory covering 16 CVEs
before 1.14.5-3.oe2403sp2
1.14.5-3.oe2403sp2
hdf5
Ubuntu:Pro:14.04:LTS
All versions, plus listed versions
1.8.11-3ubuntu11.8.11-5ubuntu11.8.11-5ubuntu21.8.11-5ubuntu61.8.11-5ubuntu71.8.11-5ubuntu7.11.8.11-5ubuntu7.1+esm11.8.11-5ubuntu7.1+esm2
None known
hdf5
Ubuntu:Pro:16.04:LTS
All versions, plus listed versions
1.8.15-patch1+docs-41.8.15-patch1+docs-51.8.16+docs-11.8.16+docs-21.8.16+docs-3
Show 6 moreShow less
1.8.16+docs-3ubuntu11.8.16+docs-41.8.16+docs-4ubuntu11.8.16+docs-4ubuntu1.11.8.16+docs-4ubuntu1.1+esm11.8.16+docs-4ubuntu1.1+esm2
None known
hdf5
Ubuntu:Pro:18.04:LTS
All versions, plus listed versions
1.10.0-patch1+docs-41.10.0-patch1+docs-4ubuntu0.1~esm11.10.0-patch1+docs-4ubuntu0.1~esm2
None known
hdf5
Ubuntu:Pro:20.04:LTS
All versions, plus listed versions
1.10.4+repack-101.10.4+repack-111.10.4+repack-11ubuntu11.10.4+repack-11ubuntu1+esm1
None known
hdf5
Ubuntu:22.04:LTS
All versions, plus listed versions
1.10.6+repack-51.10.7+repack-4ubuntu11.10.7+repack-4ubuntu2
None known
hdf5
Ubuntu:24.04:LTS
All versions, plus listed versions
1.10.8+repack1-1ubuntu11.10.10+repack-3ubuntu11.10.10+repack-3.1ubuntu31.10.10+repack-3.1ubuntu4
None known
hdf5
Ubuntu:25.10
All versions, plus listed versions
1.14.5+repack-31.14.5+repack-3build1
None known
hdf5
Ubuntu:26.10
All versions, plus listed versions
1.14.6+repack-22.2.0+repack-42.2.0+repack-5
None known
hdf5
Ubuntu:26.04:LTS
All versions, plus listed versions
1.14.5+repack-3build11.14.5+repack-41.14.6+repack-2
None known

History

History
RecordedChangedSources
affected
factsOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-44905 is a high vulnerability (CVSS 8.8) in Hdfgroup Hdf5, published May 30, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.47%, the 41st percentile. Fixed in hdf5 1.14.6-1.

References

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This page doesn't list everything

Left out here: 26 versions and the rest of 6 source descriptions. The JSON record has them.

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