Mat File I/O Library · Matio · CVE-2019-9032
**Name of the Vulnerable Software and Affected Versions**
matio versions 1.5.13
**Description**
An issue was discovered in the MAT File I/O Library, specifically in the libmatio.a component. The problem is an out-of-bounds write that causes a segmentation fault (SEGV) in the `Mat VarFree()` function, located in mat.c.
**Recommendations**
For matio version 1.5.13, consider restricting access to the `Mat VarFree()` function until a patch is available. As a temporary workaround, avoid using the `Mat VarFree()` function to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this issue.