{"id":"UBUNTU-CVE-2017-9224","details":"An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A stack out-of-bounds read occurs in match_at() during regular expression searching. A logical error involving order of validation and access in match_at() could result in an out-of-bounds read from a stack buffer.","modified":"2026-02-04T02:30:51.563614Z","published":"2017-05-24T00:00:00Z","related":["USN-3382-1","USN-3382-2"],"upstream":["CVE-2017-9224"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-9224"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3382-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3382-2"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2017-9224"}],"affected":[{"package":{"name":"libonig","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/libonig@5.9.1-1ubuntu1.1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.9.1-1ubuntu1.1"}]}],"versions":["5.9.1-1","5.9.1-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_name":"libonig-dev","binary_version":"5.9.1-1ubuntu1.1"},{"binary_name":"libonig2","binary_version":"5.9.1-1ubuntu1.1"}],"availability":"No subscription 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