6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
0.025 Low
EPSS
Percentile
90.2%
Issue Overview:
The yaml_parser_scan_tag_uri function in scanner.c in LibYAML before 0.1.5 performs an incorrect cast, which allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via crafted tags in a YAML document, which triggers a heap-based buffer overflow.
Affected Packages:
libyaml
Issue Correction:
Run yum update libyaml to update your system.
New Packages:
i686:
libyaml-devel-0.1.4-6.5.amzn1.i686
libyaml-debuginfo-0.1.4-6.5.amzn1.i686
libyaml-0.1.4-6.5.amzn1.i686
src:
libyaml-0.1.4-6.5.amzn1.src
x86_64:
libyaml-debuginfo-0.1.4-6.5.amzn1.x86_64
libyaml-0.1.4-6.5.amzn1.x86_64
libyaml-devel-0.1.4-6.5.amzn1.x86_64
Red Hat: CVE-2013-6393
Mitre: CVE-2013-6393
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Amazon Linux | 1 | i686 | libyaml-devel | < 0.1.4-6.5.amzn1 | libyaml-devel-0.1.4-6.5.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | libyaml-debuginfo | < 0.1.4-6.5.amzn1 | libyaml-debuginfo-0.1.4-6.5.amzn1.i686.rpm |
Amazon Linux | 1 | i686 | libyaml | < 0.1.4-6.5.amzn1 | libyaml-0.1.4-6.5.amzn1.i686.rpm |
Amazon Linux | 1 | x86_64 | libyaml-debuginfo | < 0.1.4-6.5.amzn1 | libyaml-debuginfo-0.1.4-6.5.amzn1.x86_64.rpm |
Amazon Linux | 1 | x86_64 | libyaml | < 0.1.4-6.5.amzn1 | libyaml-0.1.4-6.5.amzn1.x86_64.rpm |
Amazon Linux | 1 | x86_64 | libyaml-devel | < 0.1.4-6.5.amzn1 | libyaml-devel-0.1.4-6.5.amzn1.x86_64.rpm |