A double-free condition exists in contrib/shpsort.c of shapelib 1.5.0 and older releases. This issue may allow an attacker to cause a denial of service or have other unspecified impact via control over malloc.
[
{
"signature_type": "Function",
"deprecated": false,
"digest": {
"function_hash": "83108686154979985158517561713373035900",
"length": 748.0
},
"signature_version": "v1",
"target": {
"file": "contrib/shpsort.c",
"function": "split"
},
"source": "https://github.com/osgeo/shapelib/commit/c75b9281a5b9452d92e1682bdfe6019a13ed819f",
"id": "CVE-2022-0699-836bb0c7"
}
]