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{
"id": "CVE-2024-50169",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"published": "2024-11-07T10:15:08.033",
"lastModified": "2024-11-07T10:15:08.033",
"vulnStatus": "Received",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvsock: Update rx_bytes on read_skb()\n\nMake sure virtio_transport_inc_rx_pkt() and virtio_transport_dec_rx_pkt()\ncalls are balanced (i.e. virtio_vsock_sock::rx_bytes doesn't lie) after\nvsock_transport::read_skb().\n\nWhile here, also inform the peer that we've freed up space and it has more\ncredit.\n\nFailing to update rx_bytes after packet is dequeued leads to a warning on\nSOCK_STREAM recv():\n\n[ 233.396654] rx_queue is empty, but rx_bytes is non-zero\n[ 233.396702] WARNING: CPU: 11 PID: 40601 at net/vmw_vsock/virtio_transport_common.c:589"
}
],
"metrics": {},
"references": [
{
"url": "https://git.kernel.org/stable/c/3543152f2d330141d9394d28855cb90b860091d2",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/66cd51de31c682a311c2fa25c580b7ea45859dd9",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/e5ca2b98090b4bb1c393088c724af6c37812a829",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
]
}