What’s Vulnerable › Vulnerabilities

CVE-2019-20052

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.1% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2019-12-27 · updated 2026-06-17
• Weakness: CWE-401

Description

A memory leak was discovered in Mat_VarCalloc in mat.c in matio 1.5.17 because SafeMulDims does not consider the rank==0 case.

Affected products

• tbeu matio: 1.5.17

References

• https://github.com/tbeu/matio/issues/131
• https://github.com/tbeu/matio/issues/131

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