USN-624-1: PCRE vulnerability

Tavis Ormandy discovered that the PCRE library did not correctly handle certain in-pattern options. An attacker could cause applications linked against pcre3 to crash, leading to a denial of service...

pcre miscalculation of memory requirements if options are changed during pattern compilation

Perl-Compatible Regular Expression PCRE library before 7.0 does not properly calculate the amount of memory needed for a compiled regular expression pattern when the 1 -x or 2 -i UTF-8 options change within the pattern, which allows context-dependent attackers to cause a denial of service PCRE or...