libpcre in PCRE before 8.44 allows an integer overflow via a large number after a (?C substring.
{
"severity": "Medium",
"cpes": [
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*",
"cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*"
]
}