An integer overflow in Exiv2 through 0.27.1 allows an attacker to cause a denial of service (SIGSEGV) via a crafted PNG image file, because PngImage::readMetadata mishandles a chunkLength - iccOffset subtraction.
{
"unresolved_ranges": [
{
"extracted_events": [
{
"last_affected": "30"
}
],
"source": "CPE_FIELD",
"cpe": "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*"
}
]
}{
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "0.27.1"
}
],
"source": "CPE_FIELD",
"cpe": "cpe:2.3:a:exiv2:exiv2:*:*:*:*:*:*:*:*"
}