Race condition and heap memory corruption vulnerability in PHP before 5.5.28 and 5.6.x before 5.6.12

CVE-2015-8878 · HIGH Severity

AV:N/AC:M/AU:N/C:N/I:N/A:C

main/php_open_temporary_file.c in PHP before 5.5.28 and 5.6.x before 5.6.12 does not ensure thread safety, which allows remote attackers to cause a denial of service (race condition and heap memory corruption) by leveraging an application that performs many temporary-file accesses.

Learn more about our Web Application Penetration Testing UK.