Matio ProjectCVEs & Vulnerabilities

27 CVEs affecting Matio Project products, tracked from the National Vulnerability Database, with CVSS/EPSS scores and exploitation status.

Most Affected Products

matio 28
CVE-2025-50343CRITICAL

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.

30 Dec 2025
9.8
CVSS
CVE-2025-2338HIGH

A vulnerability, which was classified as critical, was found in tbeu matio 1.5.28. Affected is the function strdup_vprintf of the file src/io.c. The manipulation leads to heap-based buffer overflow. It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used.

16 Mar 2025
8.1
CVSS
CVE-2025-2337HIGH

A vulnerability, which was classified as critical, has been found in tbeu matio 1.5.28. This issue affects the function Mat_VarPrint of the file src/mat.c. The manipulation leads to heap-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used.

16 Mar 2025
8.1
CVSS
CVE-2022-1515MEDIUM

A memory leak was discovered in matio 1.5.21 and earlier in Mat_VarReadNextInfo5() in mat5.c via a crafted file. This issue can potentially result in DoS.

2 May 2022
5.5
CVSS
CVE-2020-19497HIGH

Integer overflow vulnerability in Mat_VarReadNextInfo5 in mat5.c in tbeu matio (aka MAT File I/O Library) 1.5.17, allows attackers to cause a Denial of Service or possibly other unspecified impacts.

21 Jul 2021
8.8
CVSS
CVE-2021-36977MEDIUM

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.

20 Jul 2021
6.5
CVSS
CVE-2020-36428HIGH

matio (aka MAT File I/O Library) 1.5.18 through 1.5.21 has a heap-based buffer overflow in ReadInt32DataDouble (called from ReadInt32Data and Mat_VarRead4).

20 Jul 2021
8.8
CVSS
CVE-2019-20052MEDIUM

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.

28 Dec 2019
6.5
CVSS
CVE-2019-20020MEDIUM

A stack-based buffer over-read was discovered in ReadNextStructField in mat5.c in matio 1.5.17.

27 Dec 2019
6.5
CVSS
CVE-2019-20019MEDIUM

An attempted excessive memory allocation was discovered in Mat_VarRead5 in mat5.c in matio 1.5.17.

27 Dec 2019
6.5
CVSS
CVE-2019-20018MEDIUM

A stack-based buffer over-read was discovered in ReadNextCell in mat5.c in matio 1.5.17.

27 Dec 2019
6.5
CVSS
CVE-2019-20017MEDIUM

A stack-based buffer over-read was discovered in Mat_VarReadNextInfo5 in mat5.c in matio 1.5.17.

27 Dec 2019
6.5
CVSS
CVE-2019-17533HIGH

Mat_VarReadNextInfo4 in mat4.c in MATIO 1.5.17 omits a certain '\0' character, leading to a heap-based buffer over-read in strdup_vprintf when uninitialized memory is accessed.

13 Oct 2019
8.2
CVSS
CVE-2019-13107CRITICAL

Multiple integer overflows exist in MATIO before 1.5.16, related to mat.c, mat4.c, mat5.c, mat73.c, and matvar_struct.c

1 Jul 2019
9.8
CVSS
CVE-2019-9038HIGH

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is an out-of-bounds read problem with a SEGV in the function ReadNextCell() in mat5.c.

23 Feb 2019
7.5
CVSS
CVE-2019-9037CRITICAL

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a buffer over-read in the function Mat_VarPrint() in mat.c.

23 Feb 2019
9.1
CVSS
CVE-2019-9036HIGH

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a heap-based buffer overflow in the function ReadNextFunctionHandle() in mat5.c.

23 Feb 2019
7.5
CVSS
CVE-2019-9035CRITICAL

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a stack-based buffer over-read in the function ReadNextStructField() in mat5.c.

23 Feb 2019
9.1
CVSS
CVE-2019-9034CRITICAL

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a stack-based buffer over-read for a memcpy in the function ReadNextCell() in mat5.c.

23 Feb 2019
9.1
CVSS
CVE-2019-9033CRITICAL

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a stack-based buffer over-read for the "Rank and Dimension" feature in the function ReadNextCell() in mat5.c.

23 Feb 2019
9.1
CVSS
CVE-2019-9032HIGH

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is an out-of-bounds write problem causing a SEGV in the function Mat_VarFree() in mat.c.

23 Feb 2019
7.5
CVSS
CVE-2019-9031HIGH

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a NULL pointer dereference in the function Mat_VarFree() in mat.c.

23 Feb 2019
7.5
CVSS
CVE-2019-9030CRITICAL

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a stack-based buffer over-read in Mat_VarReadNextInfo5() in mat5.c.

23 Feb 2019
9.1
CVSS
CVE-2019-9029HIGH

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is an out-of-bounds read with a SEGV in the function Mat_VarReadNextInfo5() in mat5.c.

23 Feb 2019
7.5
CVSS
CVE-2019-9028CRITICAL

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a stack-based buffer over-read in the function InflateDimensions() in inflate.c when called from ReadNextCell in mat5.c.

23 Feb 2019
9.1
CVSS
CVE-2019-9027HIGH

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a heap-based buffer overflow problem in the function ReadNextCell() in mat5.c.

23 Feb 2019
7.5
CVSS
CVE-2019-9026HIGH

An issue was discovered in libmatio.a in matio (aka MAT File I/O Library) 1.5.13. There is a heap-based buffer overflow in the function InflateVarName() in inflate.c when called from ReadNextCell in mat5.c.

23 Feb 2019
7.5
CVSS
← PrevPage 1 / 1Next →