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Related Vulnerabilities: CVE-2014-2525

Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent attackers to execute arbitrary code via a long sequence of percent-encoded characters in a URI in a YAML file.

Source

ALAS-2014-321

Amazon Linux AMI Security Advisory: ALAS-2014-321
Advisory Release Date: 2014-04-10 23:54 Pacific
Advisory Updated Date: 2014-09-18 00:19 Pacific

Severity: Important

References: CVE-2014-2525

Issue Overview:

Heap-based buffer overflow in the yaml_parser_scan_uri_escapes function in LibYAML before 0.1.6 allows context-dependent attackers to execute arbitrary code via a long sequence of percent-encoded characters in a URI in a YAML file.

Affected Packages:

libyaml

Issue Correction:
Run yum update libyaml to update your system.

New Packages:

i686:
    libyaml-debuginfo-0.1.6-1.6.amzn1.i686
    libyaml-devel-0.1.6-1.6.amzn1.i686
    libyaml-0.1.6-1.6.amzn1.i686

src:
    libyaml-0.1.6-1.6.amzn1.src

x86_64:
    libyaml-devel-0.1.6-1.6.amzn1.x86_64
    libyaml-debuginfo-0.1.6-1.6.amzn1.x86_64
    libyaml-0.1.6-1.6.amzn1.x86_64

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ALAS-2014-321

ALAS-2014-321

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