Bug#942255: libmatio: CVE-2019-17533

[Salvatore Bonaccorso]

Source: libmatio
Version: 1.5.17-3
Severity: important
Tags: security upstream

Hi,

The following vulnerability was published for libmatio.

CVE-2019-17533[0]:
| 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.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2019-17533
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-17533
[1] https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=16856
[2] https://github.com/tbeu/matio/commit/651a8e28099edb5fbb9e4e1d4d3238848f446c9a

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore