CVE-2021-36977
MEDIUMmatio 1.5.20-1.5.21 - Heap-Based Buffer Overflow via HDF5 Memory Copy
Title source: llmDescription
matio (aka MAT File I/O Library) 1.5.20 and 1.5.21 has a heap-based buffer overflow in H5MM_memcpy (called from H5MM_malloc and H5C_load_entry), related to use of HDF5 1.12.0.
References (5)
Core 5
Core References
Third Party Advisory x_refsource_misc
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/matio/OSV-2021-440.yaml
Patch, Third Party Advisory x_refsource_misc
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31265
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://github.com/google/oss-fuzz-vulns/commit/37b781ace1b4228fc36483bb7e30c72ea9d4c3d6
Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/HDFGroup/hdf5/issues/272
Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/google/oss-fuzz/issues/4999
Scores
CVSS v3
6.5
EPSS
0.0150
EPSS Percentile
71.2%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-787
Status
published
Products (2)
matio_project/matio
1.5.20
matio_project/matio
1.5.21
Published
Jul 20, 2021
Tracked Since
Feb 18, 2026