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CVE-2012-1152

Multiple format string vulnerabilities in the error reporting functionality in the YAML::LibYAML ...

5.0 MediumFix available

Multiple format string vulnerabilities in the error reporting functionality in the YAML::LibYAML (aka YAML-LibYAML and perl-YAML-LibYAML) module 0.38 for Perl allow remote attackers to cause a denial of service (process crash) via format string specifiers in a (1) YAML stream to the Load function, (2) YAML node to the load_node function, (3) YAML mapping to the load_mapping function, or (4) YAML sequence to the load_sequence function.

Exploit likelihood

2.43%Down 1.4 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 5.0

Multiple format string vulnerabilities in the error reporting functionality in the YAML::LibYAML (aka YAML-LibYAML and perl-YAML-LibYAML) module 0.38 for Perl allow remote attackers to cause a denial of service (process crash) via format string specifiers in a (1) YAML stream to the Load function, (2) YAML node to the load_node function, (3) YAML mapping to the load_mapping function, or (4) YAML sequence to the load_sequence function.

Record
CVE-2012-1152
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:N/A:P
Weakness
CWE-134
Updated
2026-11-02
CVE List No score

Multiple format string vulnerabilities in the error reporting functionality in the YAML::LibYAML (aka YAML-LibYAML and perl-YAML-LibYAML) module 0.38 for Perl allow remote attackers to cause a denial of service (process crash) via format string specifiers in a (1) YAML stream to the Load function, (2) YAML node to the load_node function, (3) YAML mapping to the load_mapping function, or (4) YAML sequence to the load_sequence function.

Record
CVE-2012-1152
Updated
2026-11-02
EUVDEUVD-2012-1186 No score

Multiple format string vulnerabilities in the error reporting functionality in the YAML::LibYAML (aka YAML-LibYAML and perl-YAML-LibYAML) module 0.38 for Perl allow remote attackers to cause a denial of service (process crash) via format string specifiers in a (1) YAML stream to the Load function, (2) YAML node to the load_node function, (3) YAML mapping to the load_mapping function, or (4) YAML sequence to the load_sequence function.

Record
EUVD-2012-1186
Updated
2026-11-03
GitHub AdvisoriesGHSA-3h7q-h379-g658 No score

Multiple format string vulnerabilities in the error reporting functionality in the YAML::LibYAML ...

Multiple format string vulnerabilities in the error reporting functionality in the YAML::LibYAML (aka YAML-LibYAML and perl-YAML-LibYAML) module 0.38 for Perl allow remote attackers to cause a denial of service (process crash) via format string specifiers in a (1) YAML stream to the Load function, (2) YAML node to the load_node function, (3) YAML mapping to the load_mapping function, or (4) YAML sequence to the load_sequence function.

Record
GHSA-3h7q-h379-g658
Weakness
CWE-134
Updated
2026-11-02
OSV No score

Multiple format string vulnerabilities in the error reporting functionality in the YAML::LibYAML (aka YAML-LibYAML and perl-YAML-LibYAML) module 0.38 for Perl allow remote attackers to cause a denial of service (process crash) via format string specifiers in a (1) YAML stream to the Load function, (2) YAML node to the load_node function, (3) YAML mapping to the load_mapping function, or (4) YAML sequence to the load_sequence function.

Record
CVE-2012-1152
Updated
2026-11-02
OSVDEBIAN-CVE-2012-1152 No score

Multiple format string vulnerabilities in the error reporting functionality in the YAML::LibYAML (aka YAML-LibYAML and perl-YAML-LibYAML) module 0.38 for Perl allow remote attackers to cause a denial of service (process crash) via format string specifiers in a (1) YAML stream to the Load function, (2) YAML node to the load_node function, (3) YAML mapping to the load_mapping function, or (4) YAML sequence to the load_sequence function.

Record
DEBIAN-CVE-2012-1152
Updated
2026-11-02
OSVopenSUSE-SU-2024:10520-1 No score

perl-YAML-LibYAML-0.59-2.11 on GA media

These are all security issues fixed in the perl-YAML-LibYAML-0.59-2.11 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10520-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
libyaml-libyaml-perl
Debian:12
before 0.38-2
0.38-2
libyaml-libyaml-perl
Debian:13
before 0.38-2
0.38-2
libyaml-libyaml-perl
Debian:14
before 0.38-2
0.38-2
libyaml-libyaml-perl
Debian:6.0
before 0.33-1+squeeze1, plus listed versions
0.33-1
0.33-1+squeeze1
perl-YAML-LibYAML
openSUSE:Tumbleweed
before 0.59-2.11
0.59-2.11

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2012-1152 is a medium vulnerability (CVSS 5.0) in Ingy Yaml\, published March 12, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 2.43%, the 84th percentile. Fixed in libyaml-libyaml-perl 0.38-2.

References

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