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{
"id": "CVE-2024-43102",
"sourceIdentifier": "secteam@freebsd.org",
"published": "2024-09-05T05:15:13.677",
"lastModified": "2024-09-05T05:15:13.677",
"vulnStatus": "Received",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Concurrent removals of certain anonymous shared memory mappings by using the UMTX_SHM_DESTROY sub-request of UMTX_OP_SHM can lead to decreasing the reference count of the object representing the mapping too many times, causing it to be freed too early.\n\nA malicious code exercizing the UMTX_SHM_DESTROY sub-request in parallel can panic the kernel or enable further Use-After-Free attacks, potentially including code execution or Capsicum sandbox escape."
}
],
"metrics": {},
"weaknesses": [
{
"source": "secteam@freebsd.org",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-416"
},
{
"lang": "en",
"value": "CWE-911"
}
]
}
],
"references": [
{
"url": "https://security.freebsd.org/advisories/FreeBSD-SA-24:14.umtx.asc",
"source": "secteam@freebsd.org"
}
]
}