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    "cveMetadata": {
        "cveId": "CVE-2024-40983",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2024-07-12T12:17:45.604Z",
        "datePublished": "2024-07-12T12:33:57.263Z",
        "dateUpdated": "2024-09-11T17:34:21.167Z"
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                "shortName": "Linux",
                "dateUpdated": "2024-07-15T06:52:46.534Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntipc: force a dst refcount before doing decryption\n\nAs it says in commit 3bc07321ccc2 (\"xfrm: Force a dst refcount before\nentering the xfrm type handlers\"):\n\n\"Crypto requests might return asynchronous. In this case we leave the\n rcu protected region, so force a refcount on the skb's destination\n entry before we enter the xfrm type input/output handlers.\"\n\nOn TIPC decryption path it has the same problem, and skb_dst_force()\nshould be called before doing decryption to avoid a possible crash.\n\nShuang reported this issue when this warning is triggered:\n\n  [] WARNING: include/net/dst.h:337 tipc_sk_rcv+0x1055/0x1ea0 [tipc]\n  [] Kdump: loaded Tainted: G W --------- - - 4.18.0-496.el8.x86_64+debug\n  [] Workqueue: crypto cryptd_queue_worker\n  [] RIP: 0010:tipc_sk_rcv+0x1055/0x1ea0 [tipc]\n  [] Call Trace:\n  [] tipc_sk_mcast_rcv+0x548/0xea0 [tipc]\n  [] tipc_rcv+0xcf5/0x1060 [tipc]\n  [] tipc_aead_decrypt_done+0x215/0x2e0 [tipc]\n  [] cryptd_aead_crypt+0xdb/0x190\n  [] cryptd_queue_worker+0xed/0x190\n  [] process_one_work+0x93d/0x17e0"
                }
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                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/tipc/node.c"
                    ],
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                            "status": "affected",
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                        {
                            "version": "fc1b6d6de220",
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                            "status": "affected",
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                            "status": "affected",
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                        {
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                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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                            "status": "affected"
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                        {
                            "version": "0",
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                            "status": "unaffected",
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                        {
                            "version": "5.10.221",
                            "lessThanOrEqual": "5.10.*",
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                            "version": "6.9.7",
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                            "versionType": "original_commit_for_fix"
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                    "url": "https://git.kernel.org/stable/c/3eb1b39627892c4e26cb0162b75725aa5fcc60c8"
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                    "url": "https://git.kernel.org/stable/c/2ebe8f840c7450ecbfca9d18ac92e9ce9155e269"
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            "title": "tipc: force a dst refcount before doing decryption",
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