{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49918",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-05-01T14:05:17.251Z",
        "datePublished": "2025-05-01T14:10:58.128Z",
        "dateUpdated": "2026-05-11T19:09:13.860Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:09:13.860Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipvs: fix WARNING in __ip_vs_cleanup_batch()\n\nDuring the initialization of ip_vs_conn_net_init(), if file ip_vs_conn\nor ip_vs_conn_sync fails to be created, the initialization is successful\nby default. Therefore, the ip_vs_conn or ip_vs_conn_sync file doesn't\nbe found during the remove.\n\nThe following is the stack information:\nname 'ip_vs_conn_sync'\nWARNING: CPU: 3 PID: 9 at fs/proc/generic.c:712\nremove_proc_entry+0x389/0x460\nModules linked in:\nWorkqueue: netns cleanup_net\nRIP: 0010:remove_proc_entry+0x389/0x460\nCall Trace:\n<TASK>\n__ip_vs_cleanup_batch+0x7d/0x120\nops_exit_list+0x125/0x170\ncleanup_net+0x4ea/0xb00\nprocess_one_work+0x9bf/0x1710\nworker_thread+0x665/0x1080\nkthread+0x2e4/0x3a0\nret_from_fork+0x1f/0x30\n</TASK>"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/netfilter/ipvs/ip_vs_conn.c"
                    ],
                    "versions": [
                        {
                            "version": "61b1ab4583e275af216c8454b9256de680499b19",
                            "lessThan": "f08ee2aa24c076f81d84e26e213d8c6f4efd9f50",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "61b1ab4583e275af216c8454b9256de680499b19",
                            "lessThan": "7effc4ce3d1434ce6ff286866585a6e905fdbfc1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "61b1ab4583e275af216c8454b9256de680499b19",
                            "lessThan": "931f56d59c854263b32075bfac56fdb3b1598d1b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "61b1ab4583e275af216c8454b9256de680499b19",
                            "lessThan": "5ee2d6b726b0ce339e36569e5849692f4cf4595e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "61b1ab4583e275af216c8454b9256de680499b19",
                            "lessThan": "e724220b826e008764309d2a1f55a9434a4e1530",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "61b1ab4583e275af216c8454b9256de680499b19",
                            "lessThan": "3d00c6a0da8ddcf75213e004765e4a42acc71d5d",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/netfilter/ipvs/ip_vs_conn.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.39",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.39",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "4.19.265",
                            "lessThanOrEqual": "4.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.224",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.154",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.78",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0.8",
                            "lessThanOrEqual": "6.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.39",
                                    "versionEndExcluding": "4.19.265"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.39",
                                    "versionEndExcluding": "5.4.224"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.39",
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                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.39",
                                    "versionEndExcluding": "6.0.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.39",
                                    "versionEndExcluding": "6.1"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/f08ee2aa24c076f81d84e26e213d8c6f4efd9f50"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7effc4ce3d1434ce6ff286866585a6e905fdbfc1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/931f56d59c854263b32075bfac56fdb3b1598d1b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5ee2d6b726b0ce339e36569e5849692f4cf4595e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e724220b826e008764309d2a1f55a9434a4e1530"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3d00c6a0da8ddcf75213e004765e4a42acc71d5d"
                }
            ],
            "title": "ipvs: fix WARNING in __ip_vs_cleanup_batch()",
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}