It was discovered that PCRE incorrectly handled certain regular expressions. A remote attacker could use this issue to cause applications using PCRE to crash, resulting in a denial of service. (CVE-2017-6004) It was discovered that PCRE incorrectly handled certain Unicode encoding. A remote attacker could use this issue to cause applications using PCRE to crash, resulting in a denial of service. (CVE-2017-7186)
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