In the Linux kernel, the following vulnerability has been resolved:
dm clone: Fix UAF in clone_dtr()
Dmclone also has the same UAF problem when dmresume() and dm_destroy() are concurrent.
Therefore, cancelling timer again in clone_dtr().
{
"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50843.json",
"cna_assigner": "Linux"
}