YAML::Syck versions before 1.36 for Perl has missing null-terminators which causes out-of-bounds read and potential information disclosure
Missing null terminators in token.c leads to but-of-bounds read which allows adjacent variable to be read
The issue is seen with complex YAML files with a hash of all keys and empty values. There is no indication that the issue leads to accessing memory outside that allocated to the module.
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Fri, 17 Oct 2025 00:15:00 +0000
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Description | YAML::Syck versions before 1.36 for Perl has missing null-terminators which causes out-of-bounds read and potential information disclosure Missing null terminators in token.c leads to but-of-bounds read which allows adjacent variable to be read The issue is seen with complex YAML files with a hash of all keys and empty values. There is no indication that the issue leads to accessing memory outside that allocated to the module. | |
Title | YAML::Syck versions before 1.36 for Perl has missing Null-Terminators which causes Out-of-Bounds Read and potential Information Disclosure | |
Weaknesses | CWE-119 | |
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Status: PUBLISHED
Assigner: CPANSec
Published: 2025-10-16T00:14:41.769Z
Updated: 2025-10-16T13:42:17.584Z
Reserved: 2025-10-13T12:35:07.822Z
Link: CVE-2025-11683

Updated: 2025-10-16T13:42:05.706Z

Status : Awaiting Analysis
Published: 2025-10-16T01:15:32.890
Modified: 2025-10-16T15:28:59.610
Link: CVE-2025-11683
