CVE-2025-50343
Last modified
CVE-2025-50343 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in matio 1.5.28. A heap-based memory corruption can occur in Mat_VarCreateStruct() when the nfields value does not match the actual number of strings in the fields array. EPSS estimates a 0.34% chance of exploitation in the next 30 days.
Description
An issue was discovered in matio 1.5.28. A heap-based memory corruption can occur in Mat_VarCreateStruct() when the nfields value does not match the actual number of strings in the fields array. This leads to out-of-bounds reads and invalid memory frees during cleanup, potentially causing a segmentation fault or heap corruption.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Matio Project | Matio | 1.5.28 |
References
- https://github.com/tbeu/matio/issues/275Exploit, Issue Tracking, Third Party Advisory
- https://github.com/zakkanijia/POC/blob/main/matio/CVE-2025-50343/matio.mdExploit, Third Party Advisory
- https://github.com/tbeu/matio/issues/275Exploit, Issue Tracking, Third Party Advisory
- https://github.com/zakkanijia/POC/blob/main/matio/CVE-2025-50343/matio.mdExploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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