Multiple integer overflows in the (1) curlescape, (2) curleasyescape, (3) curlunescape, and (4) curleasyunescape functions in libcurl before 7.50.3 allow attackers to have unspecified impact via a string of length 0xffffffff, which triggers a heap-based buffer overflow.
{
"unresolved_ranges": [
{
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "23"
}
],
"cpe": "cpe:2.3:o:fedoraproject:fedora:23:*:*:*:*:*:*:*"
},
{
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "24"
}
],
"cpe": "cpe:2.3:o:fedoraproject:fedora:24:*:*:*:*:*:*:*"
},
{
"source": "CPE_FIELD",
"extracted_events": [
{
"last_affected": "25"
}
],
"cpe": "cpe:2.3:o:fedoraproject:fedora:25:*:*:*:*:*:*:*"
}
]
}{
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "7.50.2"
}
],
"cpe": "cpe:2.3:a:haxx:libcurl:*:*:*:*:*:*:*:*"
}