Bug#1021014: snakeyaml: CVE-2022-38752

[Moritz Mühlenhoff]

Source: snakeyaml
X-Debbugs-CC: team at security.debian.org
Severity: important
Tags: security

Hi,

The following vulnerability was published for snakeyaml.

CVE-2022-38752[0]:
| Using snakeYAML to parse untrusted YAML files may be vulnerable to
| Denial of Service attacks (DOS). If the parser is running on user
| supplied input, an attacker may supply content that causes the parser
| to crash by stack-overflow.

Fixed in 1.32:
https://bitbucket.org/snakeyaml/snakeyaml/issues/531/stackoverflow-oss-fuzz-47081
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=47081 (not public)

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-2022-38752
    https://www.cve.org/CVERecord?id=CVE-2022-38752

Please adjust the affected versions in the BTS as needed.