{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2023-53716",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-10-22T13:21:37.347Z",
        "datePublished": "2025-10-22T13:23:49.536Z",
        "dateUpdated": "2026-05-23T15:30:33.237Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T15:30:33.237Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: fix skb leak in __skb_tstamp_tx()\n\nCommit 50749f2dd685 (\"tcp/udp: Fix memleaks of sk and zerocopy skbs with\nTX timestamp.\") added a call to skb_orphan_frags_rx() to fix leaks with\nzerocopy skbs. But it ended up adding a leak of its own. When\nskb_orphan_frags_rx() fails, the function just returns, leaking the skb\nit just cloned. Free it before returning.\n\nThis bug was discovered and resolved using Coverity Static Analysis\nSecurity Testing (SAST) by Synopsys, Inc."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/core/skbuff.c"
                    ],
                    "versions": [
                        {
                            "version": "281072fb2a7294cde7acbf5375b879f40a8001b7",
                            "lessThan": "82501f1ead557cbee1c2467654ec109a80334d22",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "1f69c086b20e27763af28145981435423f088268",
                            "lessThan": "779332447108545ef04682ea29af5f85c0202aee",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "602fa8af44fd55a58f9e94eb673e8adad2c6cc46",
                            "lessThan": "58766252f6b2c0487cda6976a53d2bb03ae28e2a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "230a5ed7d813fb516de81d23f09d7506753e41e9",
                            "lessThan": "a594382ec6d0cc8cff5a8bc7e61b54e3858fb243",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "43e4197dd5f6b474a8b16f8b6a42cd45cf4f9d1a",
                            "lessThan": "e06841a2abf9c82735cee39e88b1d79464088840",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "cb52e7f24c1d01a536a847dff0d1d95889cc3b5c",
                            "lessThan": "cc18b4685910d5d9de8314bae9c55790701b1811",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "426384dd4980040651536fef5feac4dcc4d7ee4e",
                            "lessThan": "f4d928c00254cfc9dd0ee7076f4a59bceec675f4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "50749f2dd6854a41830996ad302aef2ffaf011d8",
                            "lessThan": "8a02fb71d7192ff1a9a47c9d937624966c6e09af",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "30290f210ba7426ff7592fe2eb4114b1b5bad219",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.2.15",
                            "lessThan": "6.3",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/core/skbuff.c"
                    ],
                    "versions": [
                        {
                            "version": "4.14.315",
                            "lessThan": "4.14.316",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.283",
                            "lessThan": "4.19.284",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.243",
                            "lessThan": "5.4.244",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.180",
                            "lessThan": "5.10.181",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.111",
                            "lessThan": "5.15.114",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.28",
                            "lessThan": "6.1.31",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.3.2",
                            "lessThan": "6.3.5",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.14.315",
                                    "versionEndExcluding": "4.14.316"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.19.283",
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                                    "vulnerable": true,
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                                },
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                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "versionEndExcluding": "6.1.31"
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                                {
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                                    "versionEndExcluding": "6.3.5"
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                                {
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                                    "versionStartIncluding": "6.2.15"
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/82501f1ead557cbee1c2467654ec109a80334d22"
                },
                {
                    "url": "https://git.kernel.org/stable/c/779332447108545ef04682ea29af5f85c0202aee"
                },
                {
                    "url": "https://git.kernel.org/stable/c/58766252f6b2c0487cda6976a53d2bb03ae28e2a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a594382ec6d0cc8cff5a8bc7e61b54e3858fb243"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e06841a2abf9c82735cee39e88b1d79464088840"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cc18b4685910d5d9de8314bae9c55790701b1811"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f4d928c00254cfc9dd0ee7076f4a59bceec675f4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8a02fb71d7192ff1a9a47c9d937624966c6e09af"
                }
            ],
            "title": "net: fix skb leak in __skb_tstamp_tx()",
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                "engine": "bippy-1.2.0"
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        }
    }
}