Source: libytnef
Version: 1.9.2-2
Severity: grave
Tags: security upstream
Justification: user security hole
Forwarded: https://github.com/Yeraze/ytnef/issues/50

Hi,

the following vulnerability was published for libytnef.

CVE-2017-12141[0]:
| In ytnef 1.9.2, a heap-based buffer overflow vulnerability was found in
| the function TNEFFillMapi in ytnef.c, which allows attackers to cause a
| denial of service via a crafted file.

Reproducible with an ASAN build and the given reproducer.

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-2017-12141
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12141
[1] https://github.com/Yeraze/ytnef/issues/50

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore

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