Integer overflow in the str_pad function in ext/standard/string.c in PHP before 7.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a long string, leading to a heap-based buffer overflow.
http://php.net/ChangeLog-7.php
http://www.openwall.com/lists/oss-security/2016/04/28/2
https://bugs.php.net/bug.php?id=71637
http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html
http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html
Source: MITRE
Published: 2016-05-22
Updated: 2022-07-20
Type: CWE-190
Base Score: 7.5
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 10
Severity: HIGH
Base Score: 9.8
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Impact Score: 5.9
Exploitability Score: 3.9
Severity: CRITICAL