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vuln-cve/data/2022/49xxx/CVE-2022-49918.json
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{
"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": "2026-11-05T20:00:11.499Z"
},
"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",
"versionEndExcluding": "5.10.154"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "2.6.39",
"versionEndExcluding": "5.15.78"
},
{
"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()",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2022-49918",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2026-11-05T19:51:30.367761Z"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2026-11-05T20:00:11.499Z"
}
}
]
}
}