Stack-based buffer overflow in the pcre32_copy_substring function in pcre_get.c in libpcre1 in PCRE 8.40 allows remote attackers to cause a denial of service (WRITE of size 4) or possibly have unspecified other impact via a crafted file.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.007
EPSS Ranking 70.3%