Vulnerability Details : CVE-2021-36977
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.
Vulnerability category: OverflowMemory Corruption
Products affected by CVE-2021-36977
- cpe:2.3:a:matio_project:matio:1.5.20:*:*:*:*:*:*:*
- cpe:2.3:a:matio_project:matio:1.5.21:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-36977
0.12%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 28 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-36977
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2021-36977
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-36977
-
https://github.com/HDFGroup/hdf5/issues/272
Delegating open fuzzing issues of libmatio to hdf5 · Issue #272 · HDFGroup/hdf5 · GitHubIssue Tracking;Third Party Advisory
-
https://github.com/google/oss-fuzz-vulns/commit/37b781ace1b4228fc36483bb7e30c72ea9d4c3d6
[matio] Fix 2021-440 · google/oss-fuzz-vulns@37b781a · GitHubIssue Tracking;Patch;Third Party Advisory
-
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31265
31265 - matio:matio_fuzzer: Heap-buffer-overflow in H5MM_memcpy - oss-fuzzPatch;Third Party Advisory
-
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/matio/OSV-2021-440.yaml
oss-fuzz-vulns/OSV-2021-440.yaml at main · google/oss-fuzz-vulns · GitHubThird Party Advisory
-
https://github.com/google/oss-fuzz/issues/4999
What to do if issue is raised in dependent library? · Issue #4999 · google/oss-fuzz · GitHubIssue Tracking;Third Party Advisory
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