Source: yaml-cpp
Version: 0.5.3-0.2
Severity: grave
Tags: security
Forwarded: https://github.com/jbeder/yaml-cpp/issues/654
Control: clone -1 -2
Control: reassign -2 src:yaml-cpp0.3 0.3.0-1.2
Control: retitle -2 yaml-cpp0.3: CVE-2018-20574: Stack Overflow in 
SingleDocParser::HandleFlowMap()

Hi,

The following vulnerability was published for yaml-cpp.

CVE-2018-20574[0]:
| The SingleDocParser::HandleFlowMap function in yaml-cpp (aka
| LibYaml-C++) 0.6.2 allows remote attackers to cause a denial of service
| (stack consumption and application crash) via a crafted YAML file.

The issue looks similar to CVE-2017-5950, but it is triggered in
different part, thus I think the two distinct CVEs seems valid.

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-2018-20574
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20574
[1] https://github.com/jbeder/yaml-cpp/issues/654

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore

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