oniguruma: Heap-based buffer over-read in function fetch_interval_quantifier in regparse.c

An out-of-bounds read vulnerability was found in Oniguruma in the way it handled regular expression quantifiers. A remote attacker could abuse this flaw by providing a malformed regular expression that, when processed by an application linked to Oniguruma, could possibly crash the application,...

CVE-2019-19204

An issue was discovered in Oniguruma 6.x before 6.9.4rc2. In the function fetchintervalquantifier formerly known as fetchrangequantifier in regparse.c, PFETCH is called without checking PEND. This leads to a heap-based buffer over-read...