Null source pointer passed as an argument to memcpy() function within TIFFFetchNormalTag () in tif_dirread.c in libtiff versions up to 4.3.0 could lead to Denial of Service via crafted TIFF file.
[
{
"signature_type": "Function",
"target": {
"function": "TIFFFetchNormalTag",
"file": "libtiff/tif_dirread.c"
},
"source": "https://gitlab.com/libtiff/libtiff@a95b799f65064e4ba2e2dfc206808f86faf93e85",
"digest": {
"function_hash": "168812719152971515056780783991793843926",
"length": 16247.0
},
"deprecated": false,
"id": "CVE-2022-0908-76974f36",
"signature_version": "v1"
},
{
"signature_type": "Line",
"target": {
"file": "libtiff/tif_dirread.c"
},
"source": "https://gitlab.com/libtiff/libtiff@a95b799f65064e4ba2e2dfc206808f86faf93e85",
"digest": {
"threshold": 0.9,
"line_hashes": [
"272970843925008190182951499459945272455",
"122110487461877918842174747274015169028",
"10834632712379131486262924642439305862",
"36321532223391568495152530717173528658"
]
},
"deprecated": false,
"id": "CVE-2022-0908-ec29a9a6",
"signature_version": "v1"
}
]