Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
An issue was discovered in Oniguruma 6.2.0, as used in Oniguruma-mod in Ruby through 2.4.1 and mbstring in PHP through 7.1.5. A SIGSEGV occurs in left_adjust_char_head() during regular expression compilation. Invalid handling of reg->dmax in forward_search_range() could result in an invalid pointer dereference, normally as an immediate denial-of-service condition.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Oniguruma 代码问题漏洞
Vulnerability Description
Oniguruma是一款开源的正则表达式库。 Oniguruma 6.2.0版本存在安全漏洞。该漏洞源于在 Ruby 中的 Oniguruma-mod 到 2.4.1 和 PHP 中的 mbstring 到 7.1.5 中使用。 SIGSEGV 在正则表达式编译期间出现在 left_adjust_char_head() 中。 forward_search_range() 中对 reg->dmax 的无效处理可能导致无效的指针取消引用，通常作为立即拒绝服务条件。攻击者可利用该漏洞造成拒绝服务（无效指针逆向引
CVSS Information
N/A
Vulnerability Type
N/A