It was discovered that the cls_route filter implementation in the Linux kernel would not remove an old filter from the hashtable before freeing it if its handle had the value 0.
{
"cna_assigner": "canonical",
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/2xxx/CVE-2022-2588.json",
"cwe_ids": [
"CWE-416"
]
}{
"source": "AFFECTED_FIELD",
"extracted_events": [
{
"introduced": "0"
},
{
"fixed": "6.0~rc1"
}
]
}