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CVE-2016-7480

CVE-2016-7480

EPSS 41.6%
The SplObjectStorage unserialize implementation in ext/spl/spl_observer.c in PHP before 7.0.12 does not verify that a key is an object, which allows remote attackers to execute arbitrary code or cause a denial of service (uninitialized memory access) via crafted serialized data.
Affected products
n/a · PHP before 7.0.12

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References
http://blog.checkpoint.com/2016/12/27/check-point-discovers-three-zero-day-vulnerabilities-web-programming-language-php-7http://blog.checkpoint.com/wp-content/uploads/2016/12/PHP_Technical_Report.pdfhttp://php.net/ChangeLog-7.phphttps://bugs.php.net/bug.php?id=73257https://github.com/php/php-src/commit/61cdd1255d5b9c8453be71aacbbf682796ac77d4https://security.netapp.com/advisory/ntap-20180112-0001/https://www.youtube.com/watch?v=LDcaPstAuPkhttp://www.securityfocus.com/bid/95152