The tagCompare function in tifdirinfo.c in the thumbnail tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) via vectors related to fieldtag matching.
{
"cpe": "cpe:2.3:a:libtiff:libtiff:*:*:*:*:*:*:*:*",
"source": "CPE_FIELD",
"extracted_events": [
{
"introduced": "0"
},
{
"last_affected": "4.0.6"
}
]
}