{"id":"CVE-2016-9936","aliases":["EUVD-2016-10723","GHSA-jp9f-r2q5-mv5q","RHSA-2018:1296","SUSE-SU-2017:0017-1","UBUNTU-CVE-2016-9936","USN-3211-1"],"status":"published","title":"The unserialize implementation in ext/standard/var.c in PHP 7.x before 7.0.14 allows remote...","description":"The unserialize implementation in ext/standard/var.c in PHP 7.x before 7.0.14 allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted serialized data.  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NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-6834.","status":"published","published":"2017-01-04T20:59:00.607Z","modified":"2026-10-20T13:19:22.785641367Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:03.472693Z"},{"id":"RHSA-2018:1296","title":"Red Hat Security Advisory: rh-php70-php security, bug fix, and enhancement update","status":"published","published":"2024-09-13T16:50:16Z","modified":"2026-06-29T10:20:06Z","cvss":[{"version":"3.0","score":8.1,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:04.822845Z"},{"id":"UBUNTU-CVE-2016-9936","description":"The unserialize implementation in ext/standard/var.c in PHP 7.x before 7.0.14 allows remote attackers to cause a denial of service (use-after-free) or possibly have unspecified other impact via crafted serialized data.  NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-6834.","status":"published","published":"2017-01-04T00:00:00Z","modified":"2026-04-22T11:07:59.385429Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:54:13.356796Z"},{"id":"SUSE-SU-2017:0017-1","title":"Security update for php7","description":"\nThis update for php7 fixes the following issues:\n\n  * CVE-2016-9933 Possible stack overflow on truecolor images handling [bsc#1015187]\n  * CVE-2016-9934 Dereference from NULL pointer could lead to crash [bsc#1015188]\n  * CVE-2016-9935 Invalid read could lead to crash [bsc#1015189]\n  * CVE-2016-9936 Use After free in the function serialize() could lead to crash [bsc#1015191]\n","status":"published","published":"2017-01-04T10:43:04Z","modified":"2025-05-02T04:05:45.180529Z","updated_at":"2026-11-02T15:53:43.83457Z"},{"id":"USN-3211-1","title":"php7.0 vulnerabilities","description":"It was discovered that PHP incorrectly handled certain invalid objects when\nunserializing data. A remote attacker could use this issue to cause PHP to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode. (CVE-2016-7479)\n\nIt was discovered that PHP incorrectly handled certain invalid objects when\nunserializing data. A remote attacker could use this issue to cause PHP to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode. (CVE-2016-9137)\n\nIt was discovered that PHP incorrectly handled unserializing certain\nwddxPacket XML documents. A remote attacker could use this issue to cause\nPHP to crash, resulting in a denial of service, or possibly execute\narbitrary code. (CVE-2016-9935)\n\nIt was discovered that PHP incorrectly handled certain invalid objects when\nunserializing data. A remote attacker could use this issue to cause PHP to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode. (CVE-2016-9936)\n\nIt was discovered that PHP incorrectly handled certain EXIF data. A remote\nattacker could use this issue to cause PHP to crash, resulting in a denial\nof service. (CVE-2016-10158)\n\nIt was discovered that PHP incorrectly handled certain PHAR archives. A\nremote attacker could use this issue to cause PHP to crash or consume\nresources, resulting in a denial of service. (CVE-2016-10159)\n\nIt was discovered that PHP incorrectly handled certain PHAR archives. A\nremote attacker could use this issue to cause PHP to crash, resulting in a\ndenial of service, or possibly execute arbitrary code. (CVE-2016-10160)\n\nIt was discovered that PHP incorrectly handled certain invalid objects when\nunserializing data. A remote attacker could use this issue to cause PHP to\ncrash, resulting in a denial of service. (CVE-2016-10161)\n\nIt was discovered that PHP incorrectly handled unserializing certain\nwddxPacket XML documents. A remote attacker could use this issue to cause\nPHP to crash, resulting in a denial of service. (CVE-2016-10162)\n\nIt was discovered that PHP incorrectly handled certain invalid objects when\nunserializing data. A remote attacker could use this issue to cause PHP to\ncrash, resulting in a denial of service, or possibly execute arbitrary\ncode. (CVE-2017-5340)\n","status":"published","published":"2017-02-23T16:28:50Z","modified":"2026-04-22T09:31:56.613928Z","updated_at":"2026-11-02T16:58:10.303275Z"}]}}