OSV-2026-699

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Import Source
https://github.com/google/oss-fuzz-vulns/blob/main/vulns/matio/OSV-2026-699.yaml
JSON Data
https://api.test.osv.dev/v1/vulns/OSV-2026-699
Published
2026-05-08T00:20:46.769191Z
Modified
2026-05-08T12:32:37.987368Z
Summary
Use-of-uninitialized-value in Mat_VarGetSize
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=510360595

Crash type: Use-of-uninitialized-value
Crash state:
Mat_VarGetSize
MatioRead
matio_fuzzer.cpp
References

Affected packages

OSS-Fuzz / matio

Package

Name
matio
Purl
pkg:generic/matio

Affected ranges

Type
GIT
Repo
https://github.com/tbeu/matio.git
Events
Introduced
3e212333bbd2c399076b5aebc421a17837159542
Fixed
a612042028b9d37293eb4659a12472ea53461674

Ecosystem specific 

{
    "severity": "MEDIUM"
}

Database specific

introduced_range 
"dd03ca519446c680a01788dcc8a0a3048a736462:070cd4b945e775f32cc4f090eb1808a78152b6b2"
source 
"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/matio/OSV-2026-699.yaml"